diff --git a/py_dbcn/connectors/core/clauses.py b/py_dbcn/connectors/core/clauses.py
new file mode 100644
index 0000000000000000000000000000000000000000..81cc7fe3d8884ed5aa85de4c021167bfbce961d6
--- /dev/null
+++ b/py_dbcn/connectors/core/clauses.py
@@ -0,0 +1,450 @@
+"""
+Helper classes to build and store clause logic for queries.
+"""
+
+# System Imports.
+import re
+from io import StringIO
+from tokenize import (
+    generate_tokens,
+    ENDMARKER,
+    NAME,
+    NEWLINE,
+    NUMBER,
+    OP,
+    STRING,
+)
+
+
+class BaseClauseBuilder(object):
+    """"""
+    def __init__(self, validation_class, clause, clause_type, *args, **kwargs):
+        # Call parent logic.
+        super().__init__(*args, **kwargs)
+
+        # Validate clause type.
+        self._clause_type = str(clause_type).lower().strip()
+        valid_clause_types = {
+            'select': None,
+            'where': None,
+            'columns': None,
+            'values': None,
+            'order_by': None,
+        }
+        try:
+            valid_clause_types[self._clause_type]
+        except KeyError:
+            raise ValueError('Invalid clause type of "{0}".'.format(clause_type))
+
+        # Initialize values.
+        self._parent = validation_class
+        self._base = validation_class._base
+        self._clause_array = []
+        self._sanitized_clause = None
+        self._print_parens = True
+        self.array = clause
+
+    def __str__(self):
+        if len(self.array) > 0:
+            # Non-empty clause. Format for str output.
+            to_str = ', '.join('{}' for x in range(len(self.array)))
+            to_str = to_str.format(*self.array)
+            if self._print_parens:
+                to_str = '{0}({1})'.format(self._print_prefix, to_str)
+            else:
+                to_str = '{0}{1}'.format(self._print_prefix, to_str)
+            return to_str
+        else:
+            # Empty clause.
+            return ''
+
+    def __repr__(self):
+        return str(tuple(self._clause_array))
+
+    def __len__(self):
+        return len(self.__str__())
+
+    def __iter__(self):
+        return iter(self.__str__())
+
+    def split(self, *args, **kwargs):
+        return self.__str__().split(*args, **kwargs)
+
+    @property
+    def array(self):
+        return self._clause_array
+
+    @array.setter
+    def array(self, value):
+        self._to_array(value)
+
+    def _to_array(self, value):
+        """Converts clause to array format for initial parsing."""
+
+        if self._clause_prefix is None:
+            raise NotImplementedError('Query type {0} missing clause_prefix value.'.format(self.__class__))
+        if self._print_prefix is None:
+            raise NotImplementedError('Query type {0} missing print_prefix value.'.format(self.__class__))
+        if self._quote_format is None:
+            raise NotImplementedError('Query type {0} missing quote_format value.'.format(self.__class__))
+
+        if isinstance(value, list):
+            # Already list format.
+            clause = value
+        elif isinstance(value, tuple):
+            # Close to list format. Simply convert.
+            clause = list(value)
+        else:
+            # Attempt to parse as str for all other formats.
+            if value is None:
+                # None type defaults to empty.
+                clause = []
+            else:
+                clause = str(value).strip()
+
+                # Trim prefix, if present.
+                if len(self._clause_prefix) > 0:
+                    # Check if starts with prefix, brackets, and space.
+                    if (
+                        clause.upper().startswith('{0} ('.format(self._clause_prefix)) and clause.endswith(')')
+                        or clause.upper().startswith('{0} ['.format(self._clause_prefix)) and clause.endswith(']')
+                    ):
+                        clause = clause[(len(self._clause_prefix) + 2):-1]
+
+                    # Check if starts with prefix, brackets, and no space.
+                    elif (
+                        clause.upper().startswith('{0}('.format(self._clause_prefix)) and clause.endswith(')')
+                        or clause.upper().startswith('{0}['.format(self._clause_prefix)) and clause.endswith(']')
+                    ):
+                        clause = clause[(len(self._clause_prefix) + 1):-1]
+
+                    # Check if starts with prefix and no brackets.
+                    elif clause.upper().startswith('{0} '.format(self._clause_prefix)):
+                        clause = clause[(len(self._clause_prefix) + 1):]
+
+                # Convert to list.
+                clause = clause.split(',')
+                for index in range(len(clause)):
+                    clause[index] = str(clause[index]).strip()
+
+                # Remove potential trailing deadspace.
+                if len(clause) > 1 and clause[-1] == '':
+                    clause = clause[:-1]
+
+        # Validate each item in clause, now that it's an array.
+        if len(clause) == 1 and clause[0] == '*':
+            # Save wildcard clause.
+            self._clause_array = ['*']
+
+        elif len(clause) > 0:
+            # Handle any other clause that is non-empty.
+            new_clause = []
+            for item in clause:
+                item = str(item).strip()
+
+                # Strip out function values.
+                # First check against regex matches.
+                func_call_regex = (r'\(*|'.join(self._parent._reserved_function_names))
+                matches = re.match(func_call_regex, item, flags=re.IGNORECASE)
+
+                # Proceed if at least one match is found.
+                stripped_left = ''
+                stripped_right = ''
+                if matches:
+                    index = 0
+                    while index < len(self._parent._reserved_function_names):
+                        func_call = self._parent._reserved_function_names[index]
+                        if (
+                            re.match(r'^{0}\('.format(func_call), item, flags=re.IGNORECASE)
+                            and item[-1] == ')'
+                        ):
+                            # Found a match. Update identifier and check for further matches.
+                            length = len(func_call) + 1
+                            stripped_left += item[:length]
+                            stripped_right += ')'
+                            item = item[length:-1].strip()
+                        index += 1
+
+                # Ignore potential type casting syntax.
+                cast_identifier = ''
+                if self._base._config.db_type == 'PostgreSQL':
+                    # Handle for PostgreSQL casting.
+                    cast_split = item.split('::')
+                    if len(cast_split) > 2:
+                        raise ValueError('Invalid casting identifier "{0}"'.format(item))
+                    elif len(cast_split) > 1:
+                        cast_identifier = cast_split[1]
+                        if not re.match(r'[A-Za-z0-9]+', cast_identifier):
+                            raise ValueError('Invalid casting identifier "{0}"'.format(cast_identifier))
+                        cast_identifier = '::{0}'.format(cast_identifier)
+                    item = cast_split[0]
+
+                # Validate individual identifier.
+                order_by_descriptor = ''
+                if item != '*':
+                    # To check identifier, trim possible ASC/DESC values.
+                    if item.lower().endswith(' asc'):
+                        # Handle for ASC syntax.
+                        item = item[:-4].rstrip()
+                        order_by_descriptor = ' ASC'
+                    if item.lower().endswith(' desc'):
+                        # Handle for DESC syntax.
+                        item = item[:-5].rstrip()
+                        order_by_descriptor = ' DESC'
+
+                # If we made it this far, item is valid. Escape with proper quote format and readd.
+                if self.is_quoted(item):
+                    item = item[1:-1].strip()
+
+                # Skip items that are empty. Otherwise append.
+                if len(item) > 0:
+                    if item != '*':
+                        # Readd quotes in proper format.
+                        # Account for statements that may have multiple parts (denoted by spaces).
+                        item_split = item.split(' ')
+                        item = '{1}{0}{1}'.format(item_split.pop(0), self._quote_format)
+                        while len(item_split) > 0:
+                            item_split_part = item_split.pop(0).strip()
+                            if len(item_split_part) > 0:
+                                item = '{0} {1}'.format(item, item_split_part)
+
+                    # Readd identifiers in proper format.
+                    item = '{0}{1}{2}'.format(item, cast_identifier, order_by_descriptor)
+
+                    # Readd function calls if present.
+                    item = '{1}{0}{2}'.format(item, stripped_left.upper(), stripped_right)
+
+                    # Save item to clause.
+                    new_clause.append(item)
+
+            # Save validated clause.
+            self._clause_array = new_clause
+        else:
+            # Save empty clause.
+            self._clause_array = []
+
+    @staticmethod
+    def is_quoted(value):
+        """Checks if provided value is quoted.
+
+        Aka, these are three "quoted" values: "id", `first_name`, 'last_name'
+        These are not "quoted" values:
+            id, first_name, last_name
+            "id'
+            'id"
+            `id'
+            etc...
+        """
+        is_quoted = False
+        if isinstance(value, str):
+            # Only attempt to check if str type.
+            value = value.strip()
+
+            # Must have matching outer quotes, plus at least one inner character.
+            if len(value) > 2 and value[0] == value[-1] and value[0] in ['`', '"', "'"]:
+                is_quoted = True
+
+        return is_quoted
+
+
+class SelectClauseBuilder(BaseClauseBuilder):
+    """"""
+    def __init__(self, *args, clause_type='SELECT', **kwargs):
+        # Pre-parent-call initialize values.
+        self._clause_prefix = ''
+        self._print_prefix = ''
+        self._quote_format = '"'
+
+        # Call parent logic.
+        super().__init__(*args, clause_type=clause_type, **kwargs)
+
+    def __str__(self):
+        # Handle for all-star return.
+        if len(self.array) == 1 and self.array[0] == '*':
+            return '*'
+
+        # Handle for all other values.
+        return super().__str__()
+
+    def _to_array(self, value):
+        # If none, set to all-star.
+        if value is None:
+            value = ['*']
+
+        # Call parent logic.
+        super()._to_array(value)
+
+        # If validation returned empty set, set to all-star.
+        if len(self.array) == 0:
+            self.array = ['*']
+
+        # Error if wildcard star used with any other values.
+        elif len(self.array) > 1 and '*' in self.array:
+            raise ValueError('SELECT clause provided * with other params. * is only valid alone.')
+
+
+class WhereClauseBuilder(BaseClauseBuilder):
+    """"""
+    def __init__(self, *args, clause_type='WHERE', **kwargs):
+        # Pre-parent-call initialize values.
+        self._clause_prefix = 'WHERE'
+        self._print_prefix = 'WHERE '
+        self._quote_format = '"'
+
+        # Call parent logic.
+        super().__init__(*args, clause_type=clause_type, **kwargs)
+
+    def __str__(self):
+        if len(self.array) > 0:
+            # Non-empty clause. Format for str output.
+            to_str = ' AND '.join('({})' for x in range(len(self.array)))
+            to_str = to_str.format(*self.array)
+            to_str = '\n{0}{1}'.format(self._print_prefix, to_str)
+            return to_str
+        else:
+            # Empty clause.
+            return ''
+
+    def _to_array(self, value):
+        """Converts clause to array format for initial parsing."""
+        if self._clause_prefix is None:
+            raise NotImplementedError('Query type {0} missing clause_prefix value.'.format(self.__class__))
+        if self._quote_format is None:
+            raise NotImplementedError('Query type {0} missing quote_format value.'.format(self.__class__))
+
+        if isinstance(value, list):
+            # Already list format.
+            clause = value
+        elif isinstance(value, tuple):
+            # Close to list format. Simply convert.
+            clause = list(value)
+        else:
+            # Attempt to parse as str for all other formats.
+            if value is None:
+                # None type defaults to empty.
+                clause = []
+            else:
+                clause = str(value).strip()
+
+                # Trim prefix, if present.
+                if len(self._clause_prefix) > 0:
+                    # Check if starts with prefix, brackets, and space.
+                    if (
+                        clause.upper().startswith('{0} ('.format(self._clause_prefix)) and clause.endswith(')')
+                        or clause.upper().startswith('{0} ['.format(self._clause_prefix)) and clause.endswith(']')
+                    ):
+                        clause = clause[(len(self._clause_prefix) + 2):-1]
+
+                    # Check if starts with prefix, brackets, and no space.
+                    elif (
+                        clause.upper().startswith('{0}('.format(self._clause_prefix)) and clause.endswith(')')
+                        or clause.upper().startswith('{0}['.format(self._clause_prefix)) and clause.endswith(']')
+                    ):
+                        clause = clause[(len(self._clause_prefix) + 1):-1]
+
+                    # Check if starts with prefix and no brackets.
+                    elif clause.upper().startswith('{0} '.format(self._clause_prefix)):
+                        clause = clause[(len(self._clause_prefix) + 1):]
+
+                # Split into subsections, based on AND + OR delimiters.
+                full_split = []
+                # First separate by AND delimiters.
+                and_split = clause.split(' AND ')
+                for and_clause in and_split:
+                    # For each inner section, also separate by OR delimiters.
+                    or_split = and_clause.split(' OR ')
+                    for or_clause in or_split:
+                        # For each of these, strip spaces and add if non-empty.
+                        or_clause = or_clause.strip()
+                        if len(or_clause) > 0:
+                            full_split.append(or_clause)
+
+                # Use final result.
+                clause = full_split
+
+        # Validate each item in clause, now that it's an array.
+        if len(clause) > 0:
+
+            # Loop through each clause item. Correct quotes.
+            # TODO: For now, we assume that the first item (separated by spaces) will always be a column.
+            #  Fix this logic later.
+            for index in range(len(clause)):
+                clause_item = clause[index]
+
+                # Split based on spaces. For now, we assume only the first item needs quotes.
+                clause_split = clause_item.split(' ')
+                first_item = clause_split[0]
+                if self.is_quoted(first_item):
+                    first_item = first_item[1:-1]
+                first_item = '{1}{0}{1}'.format(first_item, self._quote_format)
+
+                # Recombine into single string.
+                clause_split[0] = first_item
+                clause[index] = ' '.join(clause_split)
+
+            # Save validated clause.
+            self._clause_array = clause
+        else:
+            # Save empty clause.
+            self._clause_array = []
+
+
+class ColumnsClauseBuilder(BaseClauseBuilder):
+    """"""
+    def __init__(self, *args, clause_type='COLUMNS', **kwargs):
+        # Pre-parent-call initialize values.
+        self._clause_prefix = 'COLUMNS'
+        self._print_prefix = ''
+        self._quote_format = '"'
+
+        # Call parent logic.
+        super().__init__(*args, clause_type=clause_type, **kwargs)
+
+    def _to_array(self, value):
+        # Call parent logic.
+        super()._to_array(value)
+
+        # Verify that wildcard star is not present.
+        if '*' in self._clause_array:
+            raise ValueError('The * identifier can only be used in a SELECT clause.')
+
+
+class ValuesClauseBuilder(BaseClauseBuilder):
+    """"""
+    def __init__(self, *args, clause_type='VALUES', **kwargs):
+        # Pre-parent-call initialize values.
+        self._clause_prefix = 'VALUES'
+        self._print_prefix = 'VALUES '
+
+        # Call parent logic.
+        super().__init__(*args, clause_type=clause_type, **kwargs)
+
+
+class OrderByClauseBuilder(BaseClauseBuilder):
+    """"""
+    def __init__(self, *args, clause_type='ORDER_BY', **kwargs):
+        # Pre-parent-call initialize values.
+        self._clause_prefix = 'ORDER BY'
+        self._print_prefix = 'ORDER BY '
+        self._quote_format = '"'
+
+        # Call parent logic.
+        super().__init__(*args, clause_type=clause_type, **kwargs)
+
+        # Post-parent-call initialize values.
+        self._print_parens = False
+
+    def __str__(self):
+        if len(self.array) > 0:
+            # Call parent logic.
+            str_value = super().__str__()
+            return '\n{0}'.format(str_value)
+        else:
+            return ''
+
+    def _to_array(self, value):
+        # Call parent logic.
+        super()._to_array(value)
+
+        if '*' in self._clause_array:
+            raise ValueError('The * identifier can only be used in a SELECT clause.')
diff --git a/py_dbcn/connectors/core/display.py b/py_dbcn/connectors/core/display.py
index 160edf442461abe3597a2cc61577fec6c20998f9..273f1a52649490b9788d92db8afa3f899befaeae 100644
--- a/py_dbcn/connectors/core/display.py
+++ b/py_dbcn/connectors/core/display.py
@@ -294,13 +294,6 @@ class RecordDisplay:
             raise ValueError('Column quote format is not defined.')
 
         if results:
-            # Check select clause, which directly affects desired output columns.
-            # First we initialize to a default str.
-            if select_clause is None:
-                select_clause = '*'
-            else:
-                select_clause = str(select_clause).strip()
-
             if self._base._config.db_type == 'MySQL':
                 col_name_index = 0
             elif self._base._config.db_type == 'PostgreSQL':
@@ -310,26 +303,27 @@ class RecordDisplay:
 
             # Handle based on star or specific cols.
             # TODO: Probably need to tokenize this, to properly compare.
-            if select_clause == '*' or '(*)' in select_clause:
+            if len(select_clause.array) ==  1 and select_clause.array[0] == '*':
                 # Calculate column header values, using all columns.
                 table_cols = [
                     x[col_name_index]
                     for x in self._base.tables.describe(table_name, display_query=False, display_results=False)
                 ]
             else:
-                select_clause = select_clause.split(',')
+                # Calculate column header values, using only provided columns.
                 table_cols = []
                 table_describe = self._base.tables.describe(table_name, display_query=False, display_results=False)
-                for index in range(len(select_clause)):
+                select_clause_arr = select_clause.array
+                for index in range(len(select_clause_arr)):
                     # Sanitize select clause values.
-                    clause = select_clause[index].strip()
-                    if len(clause) > 1 and clause[0] == clause[-1] and clause[0] in ['`', '"', "'"]:
-                        clause = clause[1:-1]
-                    select_clause[index] = clause
-
-                # Calculate column header values, filtered by select clause.
-                table_cols = copy.deepcopy(select_clause)
+                    if select_clause.is_quoted(select_clause_arr[index]):
+                        clause = select_clause_arr[index][1:-1]
+                    else:
+                        clause = select_clause_arr[index]
+                    # if clause in table_describe:
+                    table_cols.append(clause)
 
+            # Calculate column header values with determined columns.
             col_len_array = []
             total_col_len = 0
             for table_col in table_cols:
diff --git a/py_dbcn/connectors/core/records.py b/py_dbcn/connectors/core/records.py
index 3f992bd12d55fc8b6b017e7638fface73281b0d0..698a9e34c3575294a69eb66e31a35764bdfdc57a 100644
--- a/py_dbcn/connectors/core/records.py
+++ b/py_dbcn/connectors/core/records.py
@@ -73,6 +73,7 @@ class BaseRecords:
             order_by_clause,
             limit_clause,
         )
+
         results = self._base.query.execute(query, display_query=display_query)
         if display_results:
             self._base.display.records.select(results, logger, table_name, select_clause)
@@ -94,8 +95,6 @@ class BaseRecords:
 
         # Check that provided COLUMNS clause is valid format.
         columns_clause = self._base.validate.sanitize_columns_clause(columns_clause)
-        if len(columns_clause) > 0:
-            columns_clause = ' ({0})'.format(columns_clause)
 
         # Check that provided VALUES clause is valid format.
         values_clause = self._base.validate.sanitize_values_clause(values_clause)
@@ -113,6 +112,10 @@ class BaseRecords:
                     # Is a date object. Convert to string.
                     item = item.strftime('%Y-%m-%d')
 
+                # # Handle if quote in item.
+                # if isinstance(item, str) and "'" in item:
+                #     item = """E'{0}'""".format(item)
+
                 # Add item to updated clause.
                 updated_values_clause += (item,)
 
@@ -140,8 +143,6 @@ class BaseRecords:
 
         # Check that provided COLUMNS clause is valid format.
         columns_clause = self._base.validate.sanitize_columns_clause(columns_clause)
-        if columns_clause != '':
-            columns_clause = ' ({0})'.format(columns_clause)
 
         # Check that provided VALUES clause is valid format.
         # Must be array format.
diff --git a/py_dbcn/connectors/core/validate.py b/py_dbcn/connectors/core/validate.py
index 51a363a55955ff19be08a57032eb982052d96bad..6792a97569e10412172aba95989bb76e3b949e0a 100644
--- a/py_dbcn/connectors/core/validate.py
+++ b/py_dbcn/connectors/core/validate.py
@@ -7,18 +7,9 @@ Should be inherited by language-specific connectors.
 
 # System Imports.
 import copy, re
-from io import StringIO
-from tokenize import (
-    generate_tokens,
-    ENDMARKER,
-    NAME,
-    NEWLINE,
-    NUMBER,
-    OP,
-    STRING,
-)
 
 # Internal Imports.
+from . import clauses
 from py_dbcn.logging import init_logging
 
 
@@ -41,6 +32,7 @@ class BaseValidate:
 
         # Define provided direct parent object.
         self._parent = parent
+        self.clauses = clauses
 
         # Define inheritance variables.
         self._reserved_function_names = None
@@ -334,30 +326,14 @@ class BaseValidate:
 
     # region Sanitization Functions
 
-    def sanitize_select_identifier_clause(self, clause, as_str=True):
+    def sanitize_select_identifier_clause(self, clause):
         """
         Validates that provided clause follows acceptable format.
         :param clause: SELECT clause to validate.
         :param as_str: Bool indicating if return value should be formatted as a str. Otherwise is list.
         :return: Properly formatted clause if possible, otherwise error.
         """
-        if not self._reserved_function_names:
-            raise ValueError('Reserved keyword list is not defined.')
-
-        # Sanitize overall clause.
-        clause = self._inner_sanitize_columns(clause, allow_wildcard=True)
-
-        # Check that each inner clause item is valid.
-        for item in clause:
-            self.validate_select_clause(item)
-
-        # All items in clause were valid. Return validated and sanitized SELECT clause.
-        if as_str:
-            # Re-concatenate into single expected str format.
-            return ', '.join(clause)
-        else:
-            # Return as list.
-            return clause
+        return clauses.SelectClauseBuilder(self, clause)
 
     def sanitize_where_clause(self, clause):
         """
@@ -365,52 +341,16 @@ class BaseValidate:
         :param clause: WHERE clause to validate.
         :return: Properly formatted clause if possible, otherwise error.
         """
-        # TODO: Implement proper sanitization.
+        return clauses.WhereClauseBuilder(self, clause)
 
-        # Handle if none.
-        if clause is None:
-            clause = ''
-
-        # Convert to str.
-        clause = str(clause).strip()
-
-        # Remove prefix, if present.
-        if clause.lower().startswith('where'):
-            clause = clause[5:]
-
-        # Strip now that prefix is gone.
-        clause = clause.strip()
-
-        # Put into expected format.
-        if len(clause) > 1:
-            clause = '\nWHERE {0}'.format(clause)
-
-        return clause
-
-    def sanitize_columns_clause(self, clause, as_str=True):
+    def sanitize_columns_clause(self, clause):
         """
         Validates that provided clause follows acceptable format.
         :param clause: COLUMNS clause to validate.
         :param as_str: Bool indicating if return value should be formatted as a str. Otherwise is list.
         :return: Properly formatted clause if possible, otherwise error.
         """
-        if not self._reserved_function_names:
-            raise ValueError('Reserved keyword list is not defined.')
-
-        # Sanitize overall clause.
-        clause = self._inner_sanitize_columns(clause, allow_wildcard=False)
-
-        # Check that each inner clause item is valid.
-        for item in clause:
-            self.validate_columns_clause(item)
-
-        # All items in clause were valid. Return validated and sanitized SELECT clause.
-        if as_str:
-            # Re-concatenate into single expected str format.
-            return ', '.join(clause)
-        else:
-            # Return as list.
-            return clause
+        return clauses.ColumnsClauseBuilder(self, clause)
 
     def sanitize_values_clause(self, clause):
         """
@@ -517,47 +457,14 @@ class BaseValidate:
         # # Return formatted clause.
         # return ' VALUES ({0})'.format(', '.join(clause))
 
-    def sanitize_order_by_clause(self, clause, as_str=True):
+    def sanitize_order_by_clause(self, clause):
         """
         Validates that provided clause follows acceptable format.
         :param clause: ORDER_BY clause to validate.
         :param as_str: Bool indicating if return value should be formatted as a str. Otherwise is list.
         :return: Properly formatted clause if possible, otherwise error.
         """
-        if not self._reserved_function_names:
-            raise ValueError('Reserved keyword list is not defined.')
-
-        # Quickly sanitize if string format.
-        if isinstance(clause, str):
-            clause = clause.strip()
-
-            # Remove clause starting value.
-            if clause.lower().startswith('order by'):
-                clause = clause[8:].strip()
-
-                # Ensure not empty when prefix was provided.
-                if len(clause) < 1:
-                    raise ValueError('Invalid ORDER BY clause.')
-
-        # Validate.
-        clause = self._inner_sanitize_columns(clause, allow_wildcard=False, order_by=True)
-
-        # Handle empty clause.
-        if clause == '':
-            return ''
-
-        # Check that each inner clause item is valid.
-        for item in clause:
-            self.validate_order_by_clause(item)
-
-        # All items in clause were valid. Return validated and sanitized SELECT clause.
-        if as_str:
-            # Re-concatenate into single expected str format.
-            clause = ', '.join(clause)
-            return '\nORDER BY {0}'.format(clause)
-        else:
-            # Return as list.
-            return clause
+        return clauses.OrderByClauseBuilder(self, clause)
 
     def sanitize_limit_clause(self, clause):
         """
diff --git a/py_dbcn/connectors/postgresql/records.py b/py_dbcn/connectors/postgresql/records.py
index 556e052ba832abdcc405ac69b850b6885f2275f4..72692f099ef3f9cf67c5f7f8ade61a32e536f875 100644
--- a/py_dbcn/connectors/postgresql/records.py
+++ b/py_dbcn/connectors/postgresql/records.py
@@ -80,12 +80,10 @@ class PostgresqlRecords(BaseRecords):
         # Check that provided WHERE clause is valid format.
         columns_clause = self._base.validate.sanitize_columns_clause(columns_clause)
         where_columns_clause = self._base.validate.sanitize_columns_clause(where_columns_clause)
-        columns_clause = columns_clause.split(', ')
-        where_columns_clause = where_columns_clause.split(', ')
 
         # Verify each "where column" is present in the base columns clause.
-        for column in where_columns_clause:
-            if column not in columns_clause:
+        for column in where_columns_clause.array:
+            if column not in columns_clause.array:
                 raise ValueError(
                     'All columns specified in WHERE_COLUMNS must also be present in COLUMNS.'
                     'Failed to find "{0}" in {1}'.format(
@@ -96,44 +94,43 @@ class PostgresqlRecords(BaseRecords):
 
         # Check for values that might need formatting.
         # For example, if we find date/datetime objects, we automatically convert to a str value that won't error.
-        if isinstance(values_clause, list) or isinstance(values_clause, tuple):
-            updated_values_clause = ()
-            for value_set in values_clause:
-                updated_values_set = ()
-                for item in value_set:
+        updated_values_clause = ()
+        for value_set in values_clause:
+            updated_values_set = ()
+            for item in value_set:
 
-                    if isinstance(item, datetime.datetime):
-                        # Is a datetime object. Convert to string.
-                        item = item.strftime('%Y-%m-%d %H:%M:%S')
-                    elif isinstance(item, datetime.date):
-                        # Is a date object. Convert to string.
-                        item = item.strftime('%Y-%m-%d')
+                if isinstance(item, datetime.datetime):
+                    # Is a datetime object. Convert to string.
+                    item = item.strftime('%Y-%m-%d %H:%M:%S')
+                elif isinstance(item, datetime.date):
+                    # Is a date object. Convert to string.
+                    item = item.strftime('%Y-%m-%d')
 
-                    # Add item to updated inner set.
-                    updated_values_set += (item,)
+                # Add item to updated inner set.
+                updated_values_set += (item,)
 
-                # Add item to updated clause.
-                updated_values_clause += (updated_values_set,)
+            # Add item to updated clause.
+            updated_values_clause += (updated_values_set,)
 
-            # Replace original clause.
-            values_clause = updated_values_clause
+        # Replace original clause.
+        values_clause = updated_values_clause
 
         # Now format our clauses for query.
         if column_types_clause is not None:
             # Provide type hinting for columns.
             set_clause = ''
-            for index in range(len(columns_clause)):
+            for index in range(len(columns_clause.array)):
                 if set_clause != '':
                     set_clause += ',\n'
                 set_clause += '    "{0}" = pydbcn_temp."{0}"::{1}'.format(
-                    columns_clause[index].strip(self._base.validate._quote_column_format),
+                    columns_clause.array[index].strip(self._base.validate._quote_column_format),
                     column_types_clause[index],
                 )
         else:
             # No type hinting. Provide columns as-is.
             set_clause = ',\n'.join([
                 '    "{0}" = pydbcn_temp."{0}"'.format(x.strip(self._base.validate._quote_column_format))
-                for x in columns_clause
+                for x in columns_clause.array
             ])
         values_clause = ',\n'.join([
             '    {0}'.format(x)
@@ -141,11 +138,11 @@ class PostgresqlRecords(BaseRecords):
         ])
         columns_clause = ', '.join([
             '"{0}"'.format(x.strip(self._base.validate._quote_column_format))
-            for x in columns_clause
+            for x in columns_clause.array
         ])
         where_columns_clause = ' AND\n'.join([
             '    pydbcn_update_table."{0}" = pydbcn_temp."{0}"'.format(x.strip(self._base.validate._quote_column_format))
-            for x in where_columns_clause
+            for x in where_columns_clause.array
         ])
 
         # Update records.
diff --git a/tests/connectors/core/test_clauses.py b/tests/connectors/core/test_clauses.py
new file mode 100644
index 0000000000000000000000000000000000000000..e359f6c72047f36a5842b775c0e613795135ff30
--- /dev/null
+++ b/tests/connectors/core/test_clauses.py
@@ -0,0 +1,363 @@
+"""
+Initialization of "clause" logic of "Core" DB Connector class.
+
+Note that the tests for the "Core" DB Connector class don't do anything in themselves.
+They're meant to define a majority of overall database logic, which is then inherited/tweaked by the
+various specific database test classes. This ensures that all databases types run similar/equal tests.
+"""
+
+# System Imports.
+
+# Internal Imports.
+
+
+class CoreClauseTestMixin:
+    """
+    Tests "Core" DB Connector class database logic.
+    """
+    @classmethod
+    def set_up_class(cls):
+        """
+        Acts as the equivalent of the UnitTesting "setUpClass()" function.
+
+        However, since this is not inheriting from a given TestCase,
+        calling the literal function here would override instead.
+        """
+        cls.test_db_name_start = cls.test_db_name_start.format(cls.db_type)
+
+    def test__clause__select(self):
+        """Test logic for parsing a SELECT clause."""
+        validation_class = self.connector.validate
+
+        with self.subTest('SELECT clause as Empty'):
+            # With passing none.
+            clause_object = self.connector.validate.clauses.SelectClauseBuilder(validation_class, None)
+            self.assertEqual(['*'], clause_object.array)
+            self.assertText('*', str(clause_object))
+
+            # With empty single-quote string.
+            clause_object = self.connector.validate.clauses.SelectClauseBuilder(validation_class, '')
+            self.assertEqual(['*'], clause_object.array)
+            self.assertText('*', str(clause_object))
+
+            # With empty double-quote string.
+            clause_object = self.connector.validate.clauses.SelectClauseBuilder(validation_class, "")
+            self.assertEqual(['*'], clause_object.array)
+            self.assertText('*', str(clause_object))
+
+            # With emtpy triple double-quote string.
+            clause_object = self.connector.validate.clauses.SelectClauseBuilder(validation_class, """""")
+            self.assertEqual(['*'], clause_object.array)
+            self.assertText('*', str(clause_object))
+
+        with self.subTest('Basic SELECT clause - As str'):
+            # With no quotes.
+            clause_object = self.connector.validate.clauses.SelectClauseBuilder(validation_class, 'id')
+            self.assertEqual(['"id"'], clause_object.array)
+            self.assertText("""("id")""", str(clause_object))
+
+            # With single quotes.
+            clause_object = self.connector.validate.clauses.SelectClauseBuilder(validation_class, "'id'")
+            self.assertEqual(['"id"'], clause_object.array)
+            self.assertText("""("id")""", str(clause_object))
+
+            # With double quotes.
+            clause_object = self.connector.validate.clauses.SelectClauseBuilder(validation_class, '"id"')
+            self.assertEqual(['"id"'], clause_object.array)
+            self.assertText("""("id")""", str(clause_object))
+
+            # With backtick quotes.
+            clause_object = self.connector.validate.clauses.SelectClauseBuilder(validation_class, '`id`')
+            self.assertEqual(['"id"'], clause_object.array)
+            self.assertText("""("id")""", str(clause_object))
+
+            clause_object = self.connector.validate.clauses.SelectClauseBuilder(validation_class, 'id, code, name')
+            self.assertEqual(['"id"', '"code"', '"name"'], clause_object.array)
+            self.assertText("""("id", "code", "name")""", str(clause_object))
+
+        with self.subTest('Basic SELECT clause - As list'):
+            clause_object = self.connector.validate.clauses.SelectClauseBuilder(validation_class, ['id'])
+            self.assertEqual(['"id"'], clause_object.array)
+            self.assertText("""("id")""", str(clause_object))
+
+            clause_object = self.connector.validate.clauses.SelectClauseBuilder(
+                validation_class,
+                ['id', 'code', 'name'],
+            )
+            self.assertEqual(['"id"', '"code"', '"name"'], clause_object.array)
+            self.assertText("""("id", "code", "name")""", str(clause_object))
+
+        with self.subTest('Basic SELECT clause - As tuple'):
+            clause_object = self.connector.validate.clauses.SelectClauseBuilder(validation_class, ('id',))
+            self.assertEqual(['"id"'], clause_object.array)
+            self.assertText("""("id")""", str(clause_object))
+
+            clause_object = self.connector.validate.clauses.SelectClauseBuilder(
+                validation_class,
+                ('id', 'code', 'name'),
+            )
+            self.assertEqual(['"id"', '"code"', '"name"'], clause_object.array)
+            self.assertText("""("id", "code", "name")""", str(clause_object))
+
+        with self.subTest('Values with function calls'):
+            # Uppercase.
+            clause_object = self.connector.validate.clauses.SelectClauseBuilder(validation_class, 'COUNT(*)')
+            self.assertEqual(['COUNT(*)'], clause_object.array)
+            self.assertText("""(COUNT(*))""", str(clause_object))
+
+            # Lowercase.
+            clause_object = self.connector.validate.clauses.SelectClauseBuilder(validation_class, 'count(*)')
+            self.assertEqual(['COUNT(*)'], clause_object.array)
+            self.assertText("""(COUNT(*))""", str(clause_object))
+
+    def test__clause__where(self):
+        """Test logic for parsing a WHERE clause."""
+        validation_class = self.connector.validate
+
+        with self.subTest('WHERE clause as Empty'):
+            # With passing none.
+            clause_object = self.connector.validate.clauses.WhereClauseBuilder(validation_class, None)
+            self.assertEqual([], clause_object.array)
+            self.assertText('', str(clause_object))
+
+            # With empty single-quote string.
+            clause_object = self.connector.validate.clauses.WhereClauseBuilder(validation_class, '')
+            self.assertEqual([], clause_object.array)
+            self.assertText('', str(clause_object))
+
+            # With empty double-quote string.
+            clause_object = self.connector.validate.clauses.WhereClauseBuilder(validation_class, "")
+            self.assertEqual([], clause_object.array)
+            self.assertText('', str(clause_object))
+
+            # With emtpy triple double-quote string.
+            clause_object = self.connector.validate.clauses.WhereClauseBuilder(validation_class, """""")
+            self.assertEqual([], clause_object.array)
+            self.assertText('', str(clause_object))
+
+        with self.subTest('Basic WHERE clause - As str'):
+            # With no quotes.
+            clause_object = self.connector.validate.clauses.WhereClauseBuilder(validation_class, """id = 'test'""")
+            self.assertEqual([""""id" = 'test'"""], clause_object.array)
+            self.assertText("""WHERE ("id" = 'test')""", str(clause_object))
+
+            # With single quotes.
+            clause_object = self.connector.validate.clauses.WhereClauseBuilder(validation_class, """'id' = 'test'""")
+            self.assertEqual([""""id" = 'test'"""], clause_object.array)
+            self.assertText("""WHERE ("id" = 'test')""", str(clause_object))
+
+            # With double quotes.
+            clause_object = self.connector.validate.clauses.WhereClauseBuilder(validation_class, """"id" = 'test'""")
+            self.assertEqual([""""id" = 'test'"""], clause_object.array)
+            self.assertText("""WHERE ("id" = 'test')""", str(clause_object))
+
+            # With backtick quotes.
+            clause_object = self.connector.validate.clauses.WhereClauseBuilder(validation_class, """`id` = 'test'""")
+            self.assertEqual([""""id" = 'test'"""], clause_object.array)
+            self.assertText("""WHERE ("id" = 'test')""", str(clause_object))
+
+            clause_object = self.connector.validate.clauses.WhereClauseBuilder(validation_class, """id = 'test' AND code = 1234 AND name = 'Test User'""")
+            self.assertEqual([""""id" = 'test'""", """"code" = 1234""", """"name" = 'Test User'"""], clause_object.array)
+            self.assertText("""WHERE ("id" = 'test') AND ("code" = 1234) AND ("name" = 'Test User')""", str(clause_object))
+
+        with self.subTest('Basic WHERE clause - As list'):
+            clause_object = self.connector.validate.clauses.WhereClauseBuilder(validation_class, ["""id = 'test'"""])
+            self.assertEqual([""""id" = 'test'"""], clause_object.array)
+            self.assertText("""WHERE ("id" = 'test')""", str(clause_object))
+
+            clause_object = self.connector.validate.clauses.WhereClauseBuilder(
+                validation_class,
+                ["""id = 'test'""", """code = 1234""", """name = 'Test User'"""],
+            )
+            self.assertEqual([""""id" = 'test'""", """"code" = 1234""", """"name" = 'Test User'"""], clause_object.array)
+            self.assertText("""WHERE ("id" = 'test') AND ("code" = 1234) AND ("name" = 'Test User')""", str(clause_object))
+
+        with self.subTest('Basic WHERE clause - As tuple'):
+            clause_object = self.connector.validate.clauses.WhereClauseBuilder(validation_class, ("""id = 'test'""",))
+            self.assertEqual([""""id" = 'test'"""], clause_object.array)
+            self.assertText("""WHERE ("id" = 'test')""", str(clause_object))
+
+            clause_object = self.connector.validate.clauses.WhereClauseBuilder(
+                validation_class,
+                ("""id = 'test'""", """code = 1234""", """name = 'Test User'"""),
+            )
+            self.assertEqual([""""id" = 'test'""", """"code" = 1234""", """"name" = 'Test User'"""], clause_object.array)
+            self.assertText("""WHERE ("id" = 'test') AND ("code" = 1234) AND ("name" = 'Test User')""", str(clause_object))
+
+    def test__clause__columns(self):
+        """Test logic for parsing a COLUMNS clause."""
+        validation_class = self.connector.validate
+
+        with self.subTest('COLUMNS clause as Empty'):
+            # With passing none.
+            clause_object = self.connector.validate.clauses.ColumnsClauseBuilder(validation_class, None)
+            self.assertEqual([], clause_object.array)
+            self.assertText('', str(clause_object))
+
+            # With empty single-quote string.
+            clause_object = self.connector.validate.clauses.ColumnsClauseBuilder(validation_class, '')
+            self.assertEqual([], clause_object.array)
+            self.assertText('', str(clause_object))
+
+            # With empty double-quote string.
+            clause_object = self.connector.validate.clauses.ColumnsClauseBuilder(validation_class, "")
+            self.assertEqual([], clause_object.array)
+            self.assertText('', str(clause_object))
+
+            # With emtpy triple double-quote string.
+            clause_object = self.connector.validate.clauses.ColumnsClauseBuilder(validation_class, """""")
+            self.assertEqual([], clause_object.array)
+            self.assertText('', str(clause_object))
+
+        with self.subTest('Basic COLUMNS clause - As str'):
+            # With no quotes.
+            clause_object = self.connector.validate.clauses.ColumnsClauseBuilder(validation_class, 'id')
+            self.assertEqual(['"id"'], clause_object.array)
+            self.assertText("""("id")""", str(clause_object))
+
+            # With single quotes.
+            clause_object = self.connector.validate.clauses.ColumnsClauseBuilder(validation_class, "'id'")
+            self.assertEqual(['"id"'], clause_object.array)
+            self.assertText("""("id")""", str(clause_object))
+
+            # With double quotes.
+            clause_object = self.connector.validate.clauses.ColumnsClauseBuilder(validation_class, '"id"')
+            self.assertEqual(['"id"'], clause_object.array)
+            self.assertText("""("id")""", str(clause_object))
+
+            # With backtick quotes.
+            clause_object = self.connector.validate.clauses.ColumnsClauseBuilder(validation_class, '`id`')
+            self.assertEqual(['"id"'], clause_object.array)
+            self.assertText("""("id")""", str(clause_object))
+
+            clause_object = self.connector.validate.clauses.ColumnsClauseBuilder(validation_class, 'id, code, name')
+            self.assertEqual(['"id"', '"code"', '"name"'], clause_object.array)
+            self.assertText("""("id", "code", "name")""", str(clause_object))
+
+        with self.subTest('Basic COLUMNS clause - As list'):
+            clause_object = self.connector.validate.clauses.ColumnsClauseBuilder(validation_class, ['id'])
+            self.assertEqual(['"id"'], clause_object.array)
+            self.assertText("""("id")""", str(clause_object))
+
+            clause_object = self.connector.validate.clauses.ColumnsClauseBuilder(
+                validation_class,
+                ['id', 'code', 'name'],
+            )
+            self.assertEqual(['"id"', '"code"', '"name"'], clause_object.array)
+            self.assertText("""("id", "code", "name")""", str(clause_object))
+
+        with self.subTest('Basic COLUMNS clause - As tuple'):
+            clause_object = self.connector.validate.clauses.ColumnsClauseBuilder(validation_class, ('id',))
+            self.assertEqual(['"id"'], clause_object.array)
+            self.assertText("""("id")""", str(clause_object))
+
+            clause_object = self.connector.validate.clauses.ColumnsClauseBuilder(
+                validation_class,
+                ('id', 'code', 'name'),
+            )
+            self.assertEqual(['"id"', '"code"', '"name"'], clause_object.array)
+            self.assertText("""("id", "code", "name")""", str(clause_object))
+
+        with self.subTest('Standard COLUMNS clause - As str'):
+            clause_object = self.connector.validate.clauses.ColumnsClauseBuilder(
+                validation_class,
+                (
+                    'id INT NOT NULL AUTO_INCREMENT, '
+                    'title VARCHAR(100) NOT NULL, '
+                    'description VARCHAR(255) NOT NULL'
+                ),
+            )
+            self.assertEqual(
+                [
+                    '"id" INT NOT NULL AUTO_INCREMENT',
+                    '"title" VARCHAR(100) NOT NULL',
+                    '"description" VARCHAR(255) NOT NULL',
+                ],
+                clause_object.array,
+            )
+            self.assertText(
+                """("id" INT NOT NULL AUTO_INCREMENT, "title" VARCHAR(100) NOT NULL, "description" VARCHAR(255) NOT NULL)""",
+                str(clause_object),
+            )
+
+    def test__clause__values(self):
+        """Test logic for paring a VALUES clause."""
+        validation_class = self.connector.validate
+
+    def test__clause__order_by(self):
+        """Test logic for parsing an ORDER BY clause."""
+        validation_class = self.connector.validate
+
+        with self.subTest('ORDER BY clause as Empty'):
+            # With passing none.
+            clause_object = self.connector.validate.clauses.OrderByClauseBuilder(validation_class, None)
+            self.assertEqual([], clause_object.array)
+            self.assertText('', str(clause_object))
+
+            # With empty single-quote string.
+            clause_object = self.connector.validate.clauses.OrderByClauseBuilder(validation_class, '')
+            self.assertEqual([], clause_object.array)
+            self.assertText('', str(clause_object))
+
+            # With empty double-quote string.
+            clause_object = self.connector.validate.clauses.OrderByClauseBuilder(validation_class, "")
+            self.assertEqual([], clause_object.array)
+            self.assertText('', str(clause_object))
+
+            # With emtpy triple double-quote string.
+            clause_object = self.connector.validate.clauses.OrderByClauseBuilder(validation_class, """""")
+            self.assertEqual([], clause_object.array)
+            self.assertText('', str(clause_object))
+
+        with self.subTest('Basic ORDER BY clause - As str'):
+            # With no quotes.
+            clause_object = self.connector.validate.clauses.OrderByClauseBuilder(validation_class, 'id')
+            self.assertEqual(['"id"'], clause_object.array)
+            self.assertText("""ORDER BY "id\"""", str(clause_object))
+
+            # With single quotes.
+            clause_object = self.connector.validate.clauses.OrderByClauseBuilder(validation_class, "'id'")
+            self.assertEqual(['"id"'], clause_object.array)
+            self.assertText("""ORDER BY "id\"""", str(clause_object))
+
+            # With double quotes.
+            clause_object = self.connector.validate.clauses.OrderByClauseBuilder(validation_class, '"id"')
+            self.assertEqual(['"id"'], clause_object.array)
+            self.assertText("""ORDER BY "id\"""", str(clause_object))
+
+            # With backtick quotes.
+            clause_object = self.connector.validate.clauses.OrderByClauseBuilder(validation_class, '`id`')
+            self.assertEqual(['"id"'], clause_object.array)
+            self.assertText("""ORDER BY "id\"""", str(clause_object))
+
+            clause_object = self.connector.validate.clauses.OrderByClauseBuilder(validation_class, 'id, code, name')
+            self.assertEqual(['"id"', '"code"', '"name"'], clause_object.array)
+            self.assertText("""ORDER BY "id", "code", "name\"""", str(clause_object))
+
+        with self.subTest('Basic ORDER BY clause - As list'):
+            clause_object = self.connector.validate.clauses.OrderByClauseBuilder(validation_class, ['id'])
+            self.assertEqual(['"id"'], clause_object.array)
+            self.assertText("""ORDER BY "id\"""", str(clause_object))
+
+            clause_object = self.connector.validate.clauses.OrderByClauseBuilder(
+                validation_class,
+                ['id', 'code', 'name'],
+            )
+            self.assertEqual(['"id"', '"code"', '"name"'], clause_object.array)
+            self.assertText("""ORDER BY "id", "code", "name\"""", str(clause_object))
+
+        with self.subTest('Basic ORDER BY clause - As tuple'):
+            clause_object = self.connector.validate.clauses.OrderByClauseBuilder(validation_class, ('id',))
+            self.assertEqual(['"id"'], clause_object.array)
+            self.assertText("""ORDER BY "id\"""", str(clause_object))
+
+            clause_object = self.connector.validate.clauses.OrderByClauseBuilder(
+                validation_class,
+                ('id', 'code', 'name'),
+            )
+            self.assertEqual(['"id"', '"code"', '"name"'], clause_object.array)
+            self.assertText("""ORDER BY "id", "code", "name\"""", str(clause_object))
+
+    def test__clause__limit(self):
+        """Test logic for paring a LIMIT clause."""
+        validation_class = self.connector.validate
diff --git a/tests/connectors/core/test_display.py b/tests/connectors/core/test_display.py
index aeac8f70636fe6eb6b8e0307ee94398ed0322146..7f43894f7b87218974ad8c439a97a1188a9b87b1 100644
--- a/tests/connectors/core/test_display.py
+++ b/tests/connectors/core/test_display.py
@@ -675,7 +675,7 @@ class CoreDisplayRecordsMixin:
             # Capture logging output.
             with self.assertLogs(None, 'INFO') as ilog:
                 self.connector.records.select('category2')
-            self.assertText(self.get_logging_output(ilog, 0), select_from_query.format('*'))
+            self.assertText(select_from_query.format('*'), self.get_logging_output(ilog, 0))
             self.assertText(
                 self.get_logging_output(ilog, 1),
                 '{0}{1}{2}'.format(
@@ -689,105 +689,105 @@ class CoreDisplayRecordsMixin:
             # Capture logging output.
             with self.assertLogs(None, 'INFO') as ilog:
                 self.connector.records.select('category2', 'name, description')
-            curr_select_clause = select_from_query.format('{0}, {1}'.format(quoted_name, quoted_desc))
-            self.assertText(self.get_logging_output(ilog, 0), curr_select_clause)
+            curr_select_clause = select_from_query.format('({0}, {1})'.format(quoted_name, quoted_desc))
+            self.assertText(curr_select_clause, self.get_logging_output(ilog, 0))
             self.assertText(
-                self.get_logging_output(ilog, 1),
                 '{0}{1}{2}'.format(
                     OUTPUT_RESULTS,
                     self.expected_output.records.LIMITED_SELECT__BASIC__OMIT_ID,
                     OUTPUT_RESET
                 ),
+                self.get_logging_output(ilog, 1),
             )
 
         with self.subTest('With basic column types - Exclude name'):
             # Capture logging output.
             with self.assertLogs(None, 'INFO') as ilog:
                 self.connector.records.select('category2', 'id, description')
-            curr_select_clause = select_from_query.format('{0}, {1}'.format(quoted_id, quoted_desc))
-            self.assertText(self.get_logging_output(ilog, 0), curr_select_clause)
+            curr_select_clause = select_from_query.format('({0}, {1})'.format(quoted_id, quoted_desc))
+            self.assertText(curr_select_clause, self.get_logging_output(ilog, 0))
             self.assertText(
-                self.get_logging_output(ilog, 1),
                 '{0}{1}{2}'.format(
                     OUTPUT_RESULTS,
                     self.expected_output.records.LIMITED_SELECT__BASIC__OMIT_NAME,
                     OUTPUT_RESET,
                 ),
+                self.get_logging_output(ilog, 1),
             )
 
         with self.subTest('With basic column types - Exclude description'):
             # Capture logging output.
             with self.assertLogs(None, 'INFO') as ilog:
                 self.connector.records.select('category2', 'id, name')
-            curr_select_clause = select_from_query.format('{0}, {1}'.format(quoted_id, quoted_name))
-            self.assertText(self.get_logging_output(ilog, 0), curr_select_clause)
+            curr_select_clause = select_from_query.format('({0}, {1})'.format(quoted_id, quoted_name))
+            self.assertText(curr_select_clause, self.get_logging_output(ilog, 0))
             self.assertText(
-                self.get_logging_output(ilog, 1),
                 '{0}{1}{2}'.format(
                     OUTPUT_RESULTS,
                     self.expected_output.records.LIMITED_SELECT__BASIC__OMIT_DESC,
                     OUTPUT_RESET,
                 ),
+                self.get_logging_output(ilog, 1),
             )
 
         with self.subTest('With basic column types - Pull all reversed'):
             # Capture logging output.
             with self.assertLogs(None, 'INFO') as ilog:
                 self.connector.records.select('category2', 'description, name, id')
-            curr_select_clause = select_from_query.format('{0}, {1}, {2}'.format(quoted_desc, quoted_name, quoted_id))
-            self.assertText(self.get_logging_output(ilog, 0), curr_select_clause)
+            curr_select_clause = select_from_query.format('({0}, {1}, {2})'.format(quoted_desc, quoted_name, quoted_id))
+            self.assertText(curr_select_clause, self.get_logging_output(ilog, 0))
             self.assertText(
-                self.get_logging_output(ilog, 1),
                 '{0}{1}{2}'.format(
                     OUTPUT_RESULTS,
                     self.expected_output.records.LIMITED_SELECT__BASIC__REVERSED_ALL,
                     OUTPUT_RESET,
                 ),
+                self.get_logging_output(ilog, 1),
             )
 
         with self.subTest('With basic column types - Exclude id reversed'):
             # Capture logging output.
             with self.assertLogs(None, 'INFO') as ilog:
                 self.connector.records.select('category2', 'description, name')
-            curr_select_clause = select_from_query.format('{0}, {1}'.format(quoted_desc, quoted_name))
-            self.assertText(self.get_logging_output(ilog, 0), curr_select_clause)
+            curr_select_clause = select_from_query.format('({0}, {1})'.format(quoted_desc, quoted_name))
+            self.assertText(curr_select_clause, self.get_logging_output(ilog, 0))
             self.assertText(
-                self.get_logging_output(ilog, 1),
                 '{0}{1}{2}'.format(
                     OUTPUT_RESULTS,
                     self.expected_output.records.LIMITED_SELECT__BASIC__REVERSED_OMIT_ID,
                     OUTPUT_RESET
                 ),
+                self.get_logging_output(ilog, 1),
             )
 
         with self.subTest('With basic column types - Exclude name reversed'):
             # Capture logging output.
             with self.assertLogs(None, 'INFO') as ilog:
                 self.connector.records.select('category2', 'description, id')
-            curr_select_clause = select_from_query.format('{0}, {1}'.format(quoted_desc, quoted_id))
-            self.assertText(self.get_logging_output(ilog, 0), curr_select_clause)
+            curr_select_clause = select_from_query.format('({0}, {1})'.format(quoted_desc, quoted_id))
+            self.assertText(curr_select_clause, self.get_logging_output(ilog, 0))
             self.assertText(
-                self.get_logging_output(ilog, 1),
                 '{0}{1}{2}'.format(
                     OUTPUT_RESULTS,
                     self.expected_output.records.LIMITED_SELECT__BASIC__REVERSED_OMIT_NAME,
                     OUTPUT_RESET,
                 ),
+                self.get_logging_output(ilog, 1),
             )
 
         with self.subTest('With basic column types - Exclude description reversed'):
             # Capture logging output.
             with self.assertLogs(None, 'INFO') as ilog:
                 self.connector.records.select('category2', 'name, id')
-            curr_select_clause = select_from_query.format('{0}, {1}'.format(quoted_name, quoted_id))
-            self.assertText(self.get_logging_output(ilog, 0), curr_select_clause)
+            curr_select_clause = select_from_query.format('({0}, {1})'.format(quoted_name, quoted_id))
+            self.assertText(curr_select_clause, self.get_logging_output(ilog, 0))
             self.assertText(
-                self.get_logging_output(ilog, 1),
                 '{0}{1}{2}'.format(
                     OUTPUT_RESULTS,
                     self.expected_output.records.LIMITED_SELECT__BASIC__REVERSED_OMIT_DESC,
                     OUTPUT_RESET,
                 ),
+                self.get_logging_output(ilog, 1),
             )
 
         datetime_now = datetime.now()
@@ -805,9 +805,8 @@ class CoreDisplayRecordsMixin:
             # Capture logging output.
             with self.assertLogs(None, 'INFO') as ilog:
                 self.connector.records.select('category3')
-            self.assertText(self.get_logging_output(ilog, 0), select_from_query.format('*'))
+            self.assertText(select_from_query.format('*'), self.get_logging_output(ilog, 0))
             self.assertText(
-                self.get_logging_output(ilog, 1),
                 '{0}{1}{2}'.format(
                     OUTPUT_RESULTS,
                     self.expected_output.records.LIMITED_SELECT__DATETIME__ALL.format(
@@ -816,16 +815,16 @@ class CoreDisplayRecordsMixin:
                     ),
                     OUTPUT_RESET,
                 ),
+                self.get_logging_output(ilog, 1),
             )
 
         with self.subTest('With datetime column types - Exclude id'):
             # Capture logging output.
             with self.assertLogs(None, 'INFO') as ilog:
                 self.connector.records.select('category3', 'test_datetime, test_date')
-            curr_select_clause = select_from_query.format('{0}, {1}'.format(quoted_datetime, quoted_date))
-            self.assertText(self.get_logging_output(ilog, 0), curr_select_clause)
+            curr_select_clause = select_from_query.format('({0}, {1})'.format(quoted_datetime, quoted_date))
+            self.assertText(curr_select_clause, self.get_logging_output(ilog, 0))
             self.assertText(
-                self.get_logging_output(ilog, 1),
                 '{0}{1}{2}'.format(
                     OUTPUT_RESULTS,
                     self.expected_output.records.LIMITED_SELECT__DATETIME__OMIT_ID.format(
@@ -834,16 +833,16 @@ class CoreDisplayRecordsMixin:
                     ),
                     OUTPUT_RESET
                 ),
+                self.get_logging_output(ilog, 1),
             )
 
         with self.subTest('With datetime column types - Exclude datetime'):
             # Capture logging output.
             with self.assertLogs(None, 'INFO') as ilog:
                 self.connector.records.select('category3', 'id, test_date')
-            curr_select_clause = select_from_query.format('{0}, {1}'.format(quoted_id, quoted_date))
-            self.assertText(self.get_logging_output(ilog, 0), curr_select_clause)
+            curr_select_clause = select_from_query.format('({0}, {1})'.format(quoted_id, quoted_date))
+            self.assertText(curr_select_clause, self.get_logging_output(ilog, 0))
             self.assertText(
-                self.get_logging_output(ilog, 1),
                 '{0}{1}{2}'.format(
                     OUTPUT_RESULTS,
                     self.expected_output.records.LIMITED_SELECT__DATETIME__OMIT_DATETIME.format(
@@ -851,16 +850,16 @@ class CoreDisplayRecordsMixin:
                     ),
                     OUTPUT_RESET,
                 ),
+                self.get_logging_output(ilog, 1),
             )
 
         with self.subTest('With datetime column types - Exclude date'):
             # Capture logging output.
             with self.assertLogs(None, 'INFO') as ilog:
                 self.connector.records.select('category3', 'id, test_datetime')
-            curr_select_clause = select_from_query.format('{0}, {1}'.format(quoted_id, quoted_datetime))
-            self.assertText(self.get_logging_output(ilog, 0), curr_select_clause)
+            curr_select_clause = select_from_query.format('({0}, {1})'.format(quoted_id, quoted_datetime))
+            self.assertText(curr_select_clause, self.get_logging_output(ilog, 0))
             self.assertText(
-                self.get_logging_output(ilog, 1),
                 '{0}{1}{2}'.format(
                     OUTPUT_RESULTS,
                     self.expected_output.records.LIMITED_SELECT__DATETIME__OMIT_DATE.format(
@@ -868,6 +867,7 @@ class CoreDisplayRecordsMixin:
                     ),
                     OUTPUT_RESET,
                 ),
+                self.get_logging_output(ilog, 1),
             )
 
         with self.subTest('With datetime column types - Pull all reversed'):
@@ -875,11 +875,10 @@ class CoreDisplayRecordsMixin:
             with self.assertLogs(None, 'INFO') as ilog:
                 self.connector.records.select('category3', 'test_date, test_datetime, id')
             curr_select_clause = select_from_query.format(
-                '{0}, {1}, {2}'.format(quoted_date, quoted_datetime, quoted_id),
+                '({0}, {1}, {2})'.format(quoted_date, quoted_datetime, quoted_id),
             )
-            self.assertText(self.get_logging_output(ilog, 0), curr_select_clause)
+            self.assertText(curr_select_clause, self.get_logging_output(ilog, 0))
             self.assertText(
-                self.get_logging_output(ilog, 1),
                 '{0}{1}{2}'.format(
                     OUTPUT_RESULTS,
                     self.expected_output.records.LIMITED_SELECT__DATETIME__REVERSED_ALL.format(
@@ -888,16 +887,16 @@ class CoreDisplayRecordsMixin:
                     ),
                     OUTPUT_RESET,
                 ),
+                self.get_logging_output(ilog, 1),
             )
 
         with self.subTest('With datetime column types - Exclude id reversed'):
             # Capture logging output.
             with self.assertLogs(None, 'INFO') as ilog:
                 self.connector.records.select('category3', 'test_date, test_datetime')
-            curr_select_clause = select_from_query.format('{0}, {1}'.format(quoted_date, quoted_datetime))
-            self.assertText(self.get_logging_output(ilog, 0), curr_select_clause)
+            curr_select_clause = select_from_query.format('({0}, {1})'.format(quoted_date, quoted_datetime))
+            self.assertText(curr_select_clause, self.get_logging_output(ilog, 0))
             self.assertText(
-                self.get_logging_output(ilog, 1),
                 '{0}{1}{2}'.format(
                     OUTPUT_RESULTS,
                     self.expected_output.records.LIMITED_SELECT__DATETIME__REVERSED_OMIT_ID.format(
@@ -906,16 +905,16 @@ class CoreDisplayRecordsMixin:
                     ),
                     OUTPUT_RESET
                 ),
+                self.get_logging_output(ilog, 1),
             )
 
         with self.subTest('With datetime column types - Exclude datetime reversed'):
             # Capture logging output.
             with self.assertLogs(None, 'INFO') as ilog:
                 self.connector.records.select('category3', 'test_date, id')
-            curr_select_clause = select_from_query.format('{0}, {1}'.format(quoted_date, quoted_id))
-            self.assertText(self.get_logging_output(ilog, 0), curr_select_clause)
+            curr_select_clause = select_from_query.format('({0}, {1})'.format(quoted_date, quoted_id))
+            self.assertText(curr_select_clause, self.get_logging_output(ilog, 0))
             self.assertText(
-                self.get_logging_output(ilog, 1),
                 '{0}{1}{2}'.format(
                     OUTPUT_RESULTS,
                     self.expected_output.records.LIMITED_SELECT__DATETIME__REVERSED_OMIT_DATETIME.format(
@@ -923,16 +922,16 @@ class CoreDisplayRecordsMixin:
                     ),
                     OUTPUT_RESET,
                 ),
+                self.get_logging_output(ilog, 1),
             )
 
         with self.subTest('With datetime column types - Exclude date reversed'):
             # Capture logging output.
             with self.assertLogs(None, 'INFO') as ilog:
                 self.connector.records.select('category3', 'test_datetime, id')
-            curr_select_clause = select_from_query.format('{0}, {1}'.format(quoted_datetime, quoted_id))
-            self.assertText(self.get_logging_output(ilog, 0), curr_select_clause)
+            curr_select_clause = select_from_query.format('({0}, {1})'.format(quoted_datetime, quoted_id))
+            self.assertText(curr_select_clause, self.get_logging_output(ilog, 0))
             self.assertText(
-                self.get_logging_output(ilog, 1),
                 '{0}{1}{2}'.format(
                     OUTPUT_RESULTS,
                     self.expected_output.records.LIMITED_SELECT__DATETIME__REVERSED_OMIT_DATE.format(
@@ -940,4 +939,5 @@ class CoreDisplayRecordsMixin:
                     ),
                     OUTPUT_RESET,
                 ),
+                self.get_logging_output(ilog, 1),
             )
diff --git a/tests/connectors/core/test_records.py b/tests/connectors/core/test_records.py
index 252d8d816906a88cdf530821200df1ef07fe2f80..e0b99f7bef4bfba06dcfe1d649bd2eca87ef7f6d 100644
--- a/tests/connectors/core/test_records.py
+++ b/tests/connectors/core/test_records.py
@@ -875,6 +875,11 @@ class CoreRecordsTestMixin:
         # Test with columns defined.
         row = (3, 'test_name_3', 'test_desc_3')
         self.connector.records.insert(table_name, row, columns_clause='id, name, description')
+        results = self.connector.query.execute('SELECT * FROM {0};'.format(table_name))
+
+        # Verify two records returned.
+        self.assertEqual(len(results), 3)
+        self.assertIn(row, results)
 
     def test__insert__datetime__success(self):
         """
diff --git a/tests/connectors/core/test_validate.py b/tests/connectors/core/test_validate.py
index 65b86b70d55554075e4059837b6b8abe55b24937..b32a1b8b1a84fcb12895907b220f68756ac06470 100644
--- a/tests/connectors/core/test_validate.py
+++ b/tests/connectors/core/test_validate.py
@@ -42,8 +42,6 @@ class CoreValidateTestMixin:
     #         with self.assertRaises():
     #             self.connector.validate.validate_select_clause('DROP DATABASE {0}'.format(self.test_db_name_start))
 
-
-
     def test__column_quote_format(self):
         raise NotImplementedError('Check for column quote formatting not implemented.')
 
@@ -924,455 +922,456 @@ class CoreValidateTestMixin:
 
         # None provided. Defaults back to "*".
         result = self.connector.validate.sanitize_select_identifier_clause(None)
-        self.assertText(result, '*')
+        self.assertText('*', result)
 
         # All flag provided.
         result = self.connector.validate.sanitize_select_identifier_clause('*')
-        self.assertText(result, '*')
+        self.assertText('*', result)
 
         with self.subTest('Values as str - Without quotes'):
             # Single val provided.
             result = self.connector.validate.sanitize_select_identifier_clause('id')
-            self.assertText(result, self._quote_select_identifier_format.format('id'))
+            self.assertText('({0})'.format(self._quote_select_identifier_format.format('id')), result)
             # With extra whitespace.
             result = self.connector.validate.sanitize_select_identifier_clause(' id ')
-            self.assertText(result, self._quote_select_identifier_format.format('id'))
+            self.assertText('({0})'.format(self._quote_select_identifier_format.format('id')), result)
 
             # Two vals provided.
             result = self.connector.validate.sanitize_select_identifier_clause('id, name')
             self.assertText(
-                result,
-                '{0}, {1}'.format(
+                '({0}, {1})'.format(
                     self._quote_select_identifier_format.format('id'),
                     self._quote_select_identifier_format.format('name')
                 ),
+                result,
             )
             # With extra whitespace.
             result = self.connector.validate.sanitize_select_identifier_clause(' id ,  name ')
             self.assertText(
-                result,
-                '{0}, {1}'.format(
+                '({0}, {1})'.format(
                     self._quote_select_identifier_format.format('id'),
                     self._quote_select_identifier_format.format('name'),
                 ),
+                result,
             )
 
             # Three vals provided.
             result = self.connector.validate.sanitize_select_identifier_clause('id, name, code')
             self.assertText(
-                result,
-                '{0}, {1}, {2}'.format(
+                '({0}, {1}, {2})'.format(
                     self._quote_select_identifier_format.format('id'),
                     self._quote_select_identifier_format.format('name'),
                     self._quote_select_identifier_format.format('code'),
                 ),
+                result,
             )
             # With extra whitespace.
             result = self.connector.validate.sanitize_select_identifier_clause(' id ,  name ,  code ')
             self.assertText(
-                result,
-                '{0}, {1}, {2}'.format(
+                '({0}, {1}, {2})'.format(
                     self._quote_select_identifier_format.format('id'),
                     self._quote_select_identifier_format.format('name'),
                     self._quote_select_identifier_format.format('code'),
                 ),
+                result,
             )
 
         with self.subTest('Values as triple str - Without quotes'):
             # Single val provided.
             result = self.connector.validate.sanitize_select_identifier_clause("""id""")
-            self.assertText(result, self._quote_select_identifier_format.format('id'))
+            self.assertText('({0})'.format(self._quote_select_identifier_format.format('id')), result)
             # With extra whitespace.
             result = self.connector.validate.sanitize_select_identifier_clause(""" id """)
-            self.assertText(result, self._quote_select_identifier_format.format('id'))
+            self.assertText('({0})'.format(self._quote_select_identifier_format.format('id')), result)
 
             # Two vals provided.
             result = self.connector.validate.sanitize_select_identifier_clause("""id, name""")
             self.assertText(
-                result,
-                '{0}, {1}'.format(
+                '({0}, {1})'.format(
                     self._quote_select_identifier_format.format('id'),
                     self._quote_select_identifier_format.format('name'),
                 ),
+                result,
             )
             # With extra whitespace.
             result = self.connector.validate.sanitize_select_identifier_clause(""" id ,  name """)
             self.assertText(
-                result,
-                '{0}, {1}'.format(
+                '({0}, {1})'.format(
                     self._quote_select_identifier_format.format('id'),
                     self._quote_select_identifier_format.format('name'),
                 ),
+                result,
             )
 
             # Three vals provided.
             result = self.connector.validate.sanitize_select_identifier_clause("""id, name, code""")
             self.assertText(
-                result,
-                '{0}, {1}, {2}'.format(
+                '({0}, {1}, {2})'.format(
                     self._quote_select_identifier_format.format('id'),
                     self._quote_select_identifier_format.format('name'),
                     self._quote_select_identifier_format.format('code'),
                 ),
+                result,
             )
             # With extra whitespace.
             result = self.connector.validate.sanitize_select_identifier_clause(""" id ,  name ,  code """)
             self.assertText(
-                result,
-                '{0}, {1}, {2}'.format(
+                '({0}, {1}, {2})'.format(
                     self._quote_select_identifier_format.format('id'),
                     self._quote_select_identifier_format.format('name'),
                     self._quote_select_identifier_format.format('code'),
                 ),
+                result,
             )
 
         with self.subTest('Values as list - Without quotes'):
             # Single val provided.
             result = self.connector.validate.sanitize_select_identifier_clause(['id'])
-            self.assertText(result, self._quote_select_identifier_format.format('id'))
+            self.assertText('({0})'.format(self._quote_select_identifier_format.format('id')), result)
             # With extra whitespace.
             result = self.connector.validate.sanitize_select_identifier_clause([' id '])
-            self.assertText(result, self._quote_select_identifier_format.format('id'))
+            self.assertText('({0})'.format(self._quote_select_identifier_format.format('id')), result)
 
             # Two vals provided.
             result = self.connector.validate.sanitize_select_identifier_clause(['id', 'name'])
             self.assertText(
-                result,
-                '{0}, {1}'.format(
+                '({0}, {1})'.format(
                     self._quote_select_identifier_format.format('id'),
                     self._quote_select_identifier_format.format('name'),
                 ),
+                result,
             )
             # With extra whitespace.
             result = self.connector.validate.sanitize_select_identifier_clause([' id ', ' name '])
             self.assertText(
-                result,
-                '{0}, {1}'.format(
+                '({0}, {1})'.format(
                     self._quote_select_identifier_format.format('id'),
                     self._quote_select_identifier_format.format('name'),
                 ),
+                result,
             )
 
             # Three vals provided.
             result = self.connector.validate.sanitize_select_identifier_clause(['id', 'name', 'code'])
             self.assertText(
-                result,
-                '{0}, {1}, {2}'.format(
+                '({0}, {1}, {2})'.format(
                     self._quote_select_identifier_format.format('id'),
                     self._quote_select_identifier_format.format('name'),
                     self._quote_select_identifier_format.format('code'),
                 ),
+                result,
             )
             # With extra whitespace.
             result = self.connector.validate.sanitize_select_identifier_clause([' id ', ' name ', ' code '])
             self.assertText(
-                result,
-                '{0}, {1}, {2}'.format(
+                '({0}, {1}, {2})'.format(
                     self._quote_select_identifier_format.format('id'),
                     self._quote_select_identifier_format.format('name'),
                     self._quote_select_identifier_format.format('code'),
                 ),
+                result,
             )
 
         with self.subTest('Values as tuple - Without quotes'):
             # Single val provided.
             result = self.connector.validate.sanitize_select_identifier_clause(('id',))
-            self.assertText(result, self._quote_select_identifier_format.format('id'))
+            self.assertText('({0})'.format(self._quote_select_identifier_format.format('id')), result)
             # With extra whitespace.
             result = self.connector.validate.sanitize_select_identifier_clause((' id ',))
-            self.assertText(result, self._quote_select_identifier_format.format('id'))
+            self.assertText('({0})'.format(self._quote_select_identifier_format.format('id')), result)
 
             # Two vals provided.
             result = self.connector.validate.sanitize_select_identifier_clause(('id', 'name'))
             self.assertText(
-                result,
-                '{0}, {1}'.format(
+                '({0}, {1})'.format(
                     self._quote_select_identifier_format.format('id'),
                     self._quote_select_identifier_format.format('name'),
                 ),
+                result,
             )
             # With extra whitespace.
             result = self.connector.validate.sanitize_select_identifier_clause((' id ', ' name '))
             self.assertText(
-                result,
-                '{0}, {1}'.format(
+                '({0}, {1})'.format(
                     self._quote_select_identifier_format.format('id'),
                     self._quote_select_identifier_format.format('name'),
                 ),
+                result,
             )
 
             # Three vals provided.
             result = self.connector.validate.sanitize_select_identifier_clause(('id', 'name', 'code'))
             self.assertText(
-                result,
-                '{0}, {1}, {2}'.format(
+                '({0}, {1}, {2})'.format(
                     self._quote_select_identifier_format.format('id'),
                     self._quote_select_identifier_format.format('name'),
                     self._quote_select_identifier_format.format('code'),
                 ),
+                result,
             )
             # With extra whitespace.
             result = self.connector.validate.sanitize_select_identifier_clause((' id ', ' name ', ' code '))
             self.assertText(
-                result,
-                '{0}, {1}, {2}'.format(
+                '({0}, {1}, {2})'.format(
                     self._quote_select_identifier_format.format('id'),
                     self._quote_select_identifier_format.format('name'),
                     self._quote_select_identifier_format.format('code'),
                 ),
+                result,
             )
 
         with self.subTest('Values as str - With single quotes'):
             # Single val provided.
             result = self.connector.validate.sanitize_select_identifier_clause("'id'")
-            self.assertText(result, self._quote_select_identifier_format.format('id'))
+            self.assertText('({0})'.format(self._quote_select_identifier_format.format('id')), result)
 
             # Two vals provided.
             result = self.connector.validate.sanitize_select_identifier_clause("'id', 'name'")
             self.assertText(
-                result,
-                '{0}, {1}'.format(
+                '({0}, {1})'.format(
                     self._quote_select_identifier_format.format('id'),
                     self._quote_select_identifier_format.format('name'),
                 ),
+                result,
             )
 
             # Three vals provided.
             result = self.connector.validate.sanitize_select_identifier_clause("'id', 'name', 'code'")
             self.assertText(
-                result,
-                '{0}, {1}, {2}'.format(
+                '({0}, {1}, {2})'.format(
                     self._quote_select_identifier_format.format('id'),
                     self._quote_select_identifier_format.format('name'),
                     self._quote_select_identifier_format.format('code')
                 ),
+                result,
             )
 
         with self.subTest('Values as list - With single quotes'):
             # Single val provided.
             result = self.connector.validate.sanitize_select_identifier_clause(["'id'"])
-            self.assertText(result, self._quote_select_identifier_format.format('id'))
+            self.assertText('({0})'.format(self._quote_select_identifier_format.format('id')), result)
 
             # Two vals provided.
             result = self.connector.validate.sanitize_select_identifier_clause(["'id'", "'name'"])
             self.assertText(
-                result,
-                '{0}, {1}'.format(
+                '({0}, {1})'.format(
                     self._quote_select_identifier_format.format('id'),
                     self._quote_select_identifier_format.format('name'),
                 ),
+                result,
             )
 
             # Three vals provided.
             result = self.connector.validate.sanitize_select_identifier_clause(["'id'", "'name'", "'code'"])
             self.assertText(
-                result,
-                '{0}, {1}, {2}'.format(
+                '({0}, {1}, {2})'.format(
                     self._quote_select_identifier_format.format('id'),
                     self._quote_select_identifier_format.format('name'),
                     self._quote_select_identifier_format.format('code'),
                 ),
+                result,
             )
 
         with self.subTest('Values as tuple - With single quotes'):
             # Single val provided.
             result = self.connector.validate.sanitize_select_identifier_clause(("'id'",))
-            self.assertText(result, self._quote_select_identifier_format.format('id'))
+            self.assertText('({0})'.format(self._quote_select_identifier_format.format('id')), result)
 
             # Two vals provided.
             result = self.connector.validate.sanitize_select_identifier_clause(("'id'", "'name'"))
             self.assertText(
-                result,
-                '{0}, {1}'.format(
+                '({0}, {1})'.format(
                     self._quote_select_identifier_format.format('id'),
                     self._quote_select_identifier_format.format('name'),
                 ),
+                result,
             )
 
             # Three vals provided.
             result = self.connector.validate.sanitize_select_identifier_clause(("'id'", "'name'", "'code'"))
             self.assertText(
-                result,
-                '{0}, {1}, {2}'.format(
+                '({0}, {1}, {2})'.format(
                     self._quote_select_identifier_format.format('id'),
                     self._quote_select_identifier_format.format('name'),
                     self._quote_select_identifier_format.format('code'),
                 ),
+                result,
             )
 
         with self.subTest('Values as str - With double quotes'):
             # Single val provided.
             result = self.connector.validate.sanitize_select_identifier_clause('"id"')
-            self.assertText(result, self._quote_select_identifier_format.format('id'))
+            self.assertText('({0})'.format(self._quote_select_identifier_format.format('id')), result)
 
             # Two vals provided.
             result = self.connector.validate.sanitize_select_identifier_clause('"id", "name"')
             self.assertText(
-                result,
-                '{0}, {1}'.format(
+                '({0}, {1})'.format(
                     self._quote_select_identifier_format.format('id'),
                     self._quote_select_identifier_format.format('name'),
                 ),
+                result,
             )
 
             # Three vals provided.
             result = self.connector.validate.sanitize_select_identifier_clause('"id", "name", code')
             self.assertText(
-                result,
-                '{0}, {1}, {2}'.format(
+                '({0}, {1}, {2})'.format(
                     self._quote_select_identifier_format.format('id'),
                     self._quote_select_identifier_format.format('name'),
                     self._quote_select_identifier_format.format('code'),
                 ),
+                result,
             )
 
         with self.subTest('Values as list - With double quotes'):
             # Single val provided.
             result = self.connector.validate.sanitize_select_identifier_clause(['"id"'])
-            self.assertText(result, self._quote_select_identifier_format.format('id'))
+            self.assertText('({0})'.format(self._quote_select_identifier_format.format('id')), result)
 
             # Two vals provided.
             result = self.connector.validate.sanitize_select_identifier_clause(['"id"', '"name"'])
             self.assertText(
-                result,
-                '{0}, {1}'.format(
+                '({0}, {1})'.format(
                     self._quote_select_identifier_format.format('id'),
                     self._quote_select_identifier_format.format('name'),
                 ),
+                result,
             )
 
             # Three vals provided.
             result = self.connector.validate.sanitize_select_identifier_clause(['"id"', '"name"', '"code"'])
             self.assertText(
-                result,
-                '{0}, {1}, {2}'.format(
+                '({0}, {1}, {2})'.format(
                     self._quote_select_identifier_format.format('id'),
                     self._quote_select_identifier_format.format('name'),
                     self._quote_select_identifier_format.format('code'),
                 ),
+                result,
             )
 
         with self.subTest('Values as tuple - With double quotes'):
             # Single val provided.
             result = self.connector.validate.sanitize_select_identifier_clause(('"id"',))
-            self.assertText(result, self._quote_select_identifier_format.format('id'))
+            self.assertText('({0})'.format(self._quote_select_identifier_format.format('id')), result)
 
             # Two vals provided.
             result = self.connector.validate.sanitize_select_identifier_clause(('"id"', '"name"'))
             self.assertText(
-                result, '{0}, {1}'.format(
+                '({0}, {1})'.format(
                     self._quote_select_identifier_format.format('id'),
                     self._quote_select_identifier_format.format('name'),
                 ),
+                result,
             )
 
             # Three vals provided.
             result = self.connector.validate.sanitize_select_identifier_clause(('"id"', '"name"', '"code"'))
             self.assertText(
-                result,
-                '{0}, {1}, {2}'.format(
+                '({0}, {1}, {2})'.format(
                     self._quote_select_identifier_format.format('id'),
                     self._quote_select_identifier_format.format('name'),
                     self._quote_select_identifier_format.format('code'),
                 ),
+                result,
             )
 
         with self.subTest('Values as str - With backtick quotes'):
             # Single val provided.
             result = self.connector.validate.sanitize_select_identifier_clause('`id`')
-            self.assertText(result, self._quote_select_identifier_format.format('id'))
+            self.assertText('({0})'.format(self._quote_select_identifier_format.format('id')), result)
 
             # Two vals provided.
             result = self.connector.validate.sanitize_select_identifier_clause('`id`, `name`')
             self.assertText(
-                result,
-                '{0}, {1}'.format(
+                '({0}, {1})'.format(
                     self._quote_select_identifier_format.format('id'),
                     self._quote_select_identifier_format.format('name'),
                 ),
+                result,
             )
 
             # Three vals provided.
             result = self.connector.validate.sanitize_select_identifier_clause('`id`, `name`, `code`')
             self.assertText(
-                result,
-                '{0}, {1}, {2}'.format(
+                '({0}, {1}, {2})'.format(
                     self._quote_select_identifier_format.format('id'),
                     self._quote_select_identifier_format.format('name'),
                     self._quote_select_identifier_format.format('code'),
                 ),
+                result,
             )
 
         with self.subTest('Values as list - With backtick quotes'):
             # Single val provided.
             result = self.connector.validate.sanitize_select_identifier_clause(['`id`'])
-            self.assertText(result, self._quote_select_identifier_format.format('id'))
+            self.assertText('({0})'.format(self._quote_select_identifier_format.format('id')), result)
 
             # Two vals provided.
             result = self.connector.validate.sanitize_select_identifier_clause(['`id`', '`name`'])
             self.assertText(
-                result,
-                '{0}, {1}'.format(
+                '({0}, {1})'.format(
                     self._quote_select_identifier_format.format('id'),
                     self._quote_select_identifier_format.format('name'),
                 ),
+                result,
             )
 
             # Three vals provided.
             result = self.connector.validate.sanitize_select_identifier_clause(['`id`', '`name`', '`code`'])
             self.assertText(
-                result,
-                '{0}, {1}, {2}'.format(
+                '({0}, {1}, {2})'.format(
                     self._quote_select_identifier_format.format('id'),
                     self._quote_select_identifier_format.format('name'),
                     self._quote_select_identifier_format.format('code'),
                 ),
+                result,
             )
 
         with self.subTest('Values as tuple - With backtick quotes'):
             # Single val provided.
             result = self.connector.validate.sanitize_select_identifier_clause(('`id`',))
-            self.assertText(result, self._quote_select_identifier_format.format('id'))
+            self.assertText('({0})'.format(self._quote_select_identifier_format.format('id')), result)
 
             # Two vals provided.
             result = self.connector.validate.sanitize_select_identifier_clause(('`id`', '`name`'))
             self.assertText(
-                result,
-                '{0}, {1}'.format(
+                '({0}, {1})'.format(
                     self._quote_select_identifier_format.format('id'),
                     self._quote_select_identifier_format.format('name'),
                 ),
+                result,
             )
 
             # Three vals provided.
             result = self.connector.validate.sanitize_select_identifier_clause(('`id`', '`name`', '`code`'))
             self.assertText(
-                result,
-                '{0}, {1}, {2}'.format(
+                '({0}, {1}, {2})'.format(
                     self._quote_select_identifier_format.format('id'),
                     self._quote_select_identifier_format.format('name'),
                     self._quote_select_identifier_format.format('code'),
                 ),
+                result,
             )
 
         with self.subTest('Values as non-standard types'):
             result = self.connector.validate.sanitize_select_identifier_clause((1, True))
             self.assertText(
-                result,
-                '{0}, {1}'.format(
+                '({0}, {1})'.format(
                     self._quote_select_identifier_format.format(1),
                     self._quote_select_identifier_format.format(True),
                 ),
+                result,
             )
 
         with self.subTest('Values with function calls'):
             # Uppercase.
             result = self.connector.validate.sanitize_select_identifier_clause('COUNT(*)')
-            self.assertText(result, 'COUNT(*)')
+            self.assertText('(COUNT(*))', result)
 
             # Lowercase.
             result = self.connector.validate.sanitize_select_identifier_clause('count(*)')
-            self.assertText(result, 'COUNT(*)')
+            self.assertText('(COUNT(*))', result)
 
     def test__sanitize_select_identifier_clause__failure(self):
         """
@@ -1383,59 +1382,61 @@ class CoreValidateTestMixin:
             self.connector.validate.sanitize_select_identifier_clause('* , id')
         self.assertText('SELECT clause provided * with other params. * is only valid alone.', str(err.exception))
 
-        # Mistmatching quotes - double then single.
-        identifier = """\"id'"""
-        with self.assertRaises(ValueError) as err:
-            self.connector.validate.sanitize_select_identifier_clause(identifier)
-        self.assertText(
-            'Found mismatching quotes for identifier "id\'',
-            str(err.exception),
-        )
-
-        # Mistmatching quotes - single then double.
-        identifier = """'id\""""
-        with self.assertRaises(ValueError) as err:
-            self.connector.validate.sanitize_select_identifier_clause(identifier)
-        self.assertText(
-            'Found mismatching quotes for identifier \'id"',
-            str(err.exception),
-        )
-
-        # Mistmatching quotes - backtick then single.
-        identifier = "`id'"
-        with self.assertRaises(ValueError) as err:
-            self.connector.validate.sanitize_select_identifier_clause(identifier)
-        self.assertText(
-            'Found mismatching quotes for identifier `id\'',
-            str(err.exception),
-        )
-
-        # Mistmatching quotes - single then backtick.
-        identifier = "'id`"
-        with self.assertRaises(ValueError) as err:
-            self.connector.validate.sanitize_select_identifier_clause(identifier)
-        self.assertText(
-            'Found mismatching quotes for identifier \'id`',
-            str(err.exception),
-        )
-
-        # Mistmatching quotes - double then backtick.
-        identifier = '"id`'
-        with self.assertRaises(ValueError) as err:
-            self.connector.validate.sanitize_select_identifier_clause(identifier)
-        self.assertText(
-            'Found mismatching quotes for identifier "id`',
-            str(err.exception),
-        )
-
-        # Mistmatching quotes - backtick then double.
-        identifier = '`id"'
-        with self.assertRaises(ValueError) as err:
-            self.connector.validate.sanitize_select_identifier_clause(identifier)
-        self.assertText(
-            'Found mismatching quotes for identifier `id"',
-            str(err.exception),
-        )
+        # # For now, we are no longer testing this.
+        # # While uncommon, there might be legitimate cases where a string starts/ends with one quote.
+        # # Mistmatching quotes - double then single.
+        # identifier = """\"id'"""
+        # with self.assertRaises(ValueError) as err:
+        #     self.connector.validate.sanitize_select_identifier_clause(identifier)
+        # self.assertText(
+        #     'Found mismatching quotes for identifier "id\'',
+        #     str(err.exception),
+        # )
+        #
+        # # Mistmatching quotes - single then double.
+        # identifier = """'id\""""
+        # with self.assertRaises(ValueError) as err:
+        #     self.connector.validate.sanitize_select_identifier_clause(identifier)
+        # self.assertText(
+        #     'Found mismatching quotes for identifier \'id"',
+        #     str(err.exception),
+        # )
+        #
+        # # Mistmatching quotes - backtick then single.
+        # identifier = "`id'"
+        # with self.assertRaises(ValueError) as err:
+        #     self.connector.validate.sanitize_select_identifier_clause(identifier)
+        # self.assertText(
+        #     'Found mismatching quotes for identifier `id\'',
+        #     str(err.exception),
+        # )
+        #
+        # # Mistmatching quotes - single then backtick.
+        # identifier = "'id`"
+        # with self.assertRaises(ValueError) as err:
+        #     self.connector.validate.sanitize_select_identifier_clause(identifier)
+        # self.assertText(
+        #     'Found mismatching quotes for identifier \'id`',
+        #     str(err.exception),
+        # )
+        #
+        # # Mistmatching quotes - double then backtick.
+        # identifier = '"id`'
+        # with self.assertRaises(ValueError) as err:
+        #     self.connector.validate.sanitize_select_identifier_clause(identifier)
+        # self.assertText(
+        #     'Found mismatching quotes for identifier "id`',
+        #     str(err.exception),
+        # )
+        #
+        # # Mistmatching quotes - backtick then double.
+        # identifier = '`id"'
+        # with self.assertRaises(ValueError) as err:
+        #     self.connector.validate.sanitize_select_identifier_clause(identifier)
+        # self.assertText(
+        #     'Found mismatching quotes for identifier `id"',
+        #     str(err.exception),
+        # )
 
     def test__sanitize_columns_clause__success(self):
         """
@@ -1450,450 +1451,451 @@ class CoreValidateTestMixin:
 
         # None provided. Defaults back to empty string.
         result = self.connector.validate.sanitize_columns_clause(None)
-        self.assertText(result, '')
+        self.assertText('', result)
 
         # Empty string provided (single-quote str).
         result = self.connector.validate.sanitize_columns_clause('')
-        self.assertText(result, '')
+        self.assertText('', result)
 
         # Empty string provided (double-quote str).
         result = self.connector.validate.sanitize_columns_clause("")
-        self.assertText(result, '')
+        self.assertText('', result)
 
         # Empty string provided (triple double-quote str).
         result = self.connector.validate.sanitize_columns_clause("""""")
-        self.assertText(result, '')
+        self.assertText('', result)
 
         with self.subTest('Values as str - Without quotes'):
             # Single val provided.
             result = self.connector.validate.sanitize_columns_clause('id')
-            self.assertText(result, self._quote_columns_format.format('id'))
+            self.assertText('({0})'.format(self._quote_columns_format.format('id')), result)
             # With extra whitespace.
             result = self.connector.validate.sanitize_columns_clause(' id ')
-            self.assertText(result, self._quote_columns_format.format('id'))
+            self.assertText('({0})'.format(self._quote_columns_format.format('id')), result)
 
             # Single val provided and COLUMNS.
             result = self.connector.validate.sanitize_columns_clause('COLUMNS (id)')
-            self.assertText(result, self._quote_columns_format.format('id'))
+            self.assertText('({0})'.format(self._quote_columns_format.format('id')), result)
             # With extra whitespace.
             result = self.connector.validate.sanitize_columns_clause(' COLUMNS ( id ) ')
-            self.assertText(result, self._quote_columns_format.format('id'))
+            self.assertText('({0})'.format(self._quote_columns_format.format('id')), result)
 
             # Two vals provided.
             result = self.connector.validate.sanitize_columns_clause('id, name')
             self.assertText(
-                result,
-                '{0}, {1}'.format(
+                '({0}, {1})'.format(
                     self._quote_columns_format.format('id'),
                     self._quote_columns_format.format('name')
                 ),
+                result,
             )
             # With extra whitespace.
             result = self.connector.validate.sanitize_columns_clause(' id ,  name ')
             self.assertText(
-                result,
-                '{0}, {1}'.format(
+                '({0}, {1})'.format(
                     self._quote_columns_format.format('id'),
                     self._quote_columns_format.format('name'),
                 ),
+                result,
             )
 
             # Three vals provided.
             result = self.connector.validate.sanitize_columns_clause('id, name, code')
             self.assertText(
-                result,
-                '{0}, {1}, {2}'.format(
+                '({0}, {1}, {2})'.format(
                     self._quote_columns_format.format('id'),
                     self._quote_columns_format.format('name'),
                     self._quote_columns_format.format('code'),
                 ),
+                result,
             )
             # With extra whitespace.
             result = self.connector.validate.sanitize_columns_clause(' id ,  name ,  code ')
             self.assertText(
-                result,
-                '{0}, {1}, {2}'.format(
+                '({0}, {1}, {2})'.format(
                     self._quote_columns_format.format('id'),
                     self._quote_columns_format.format('name'),
                     self._quote_columns_format.format('code'),
                 ),
+                result,
             )
 
         with self.subTest('Values as triple str - Without quotes'):
             # Single val provided.
             result = self.connector.validate.sanitize_columns_clause("""id""")
-            self.assertText(result, self._quote_columns_format.format('id'))
+            self.assertText('({0})'.format(self._quote_columns_format.format('id')), result)
             # With extra whitespace.
             result = self.connector.validate.sanitize_columns_clause(""" id """)
-            self.assertText(result, self._quote_columns_format.format('id'))
+            self.assertText('({0})'.format(self._quote_columns_format.format('id')), result)
 
             # Two vals provided.
             result = self.connector.validate.sanitize_columns_clause("""id, name""")
             self.assertText(
-                result,
-                '{0}, {1}'.format(
+                '({0}, {1})'.format(
                     self._quote_columns_format.format('id'),
                     self._quote_columns_format.format('name'),
                 ),
+                result,
             )
             # With extra whitespace.
             result = self.connector.validate.sanitize_columns_clause(""" id ,  name """)
             self.assertText(
-                result,
-                '{0}, {1}'.format(
+                '({0}, {1})'.format(
                     self._quote_columns_format.format('id'),
                     self._quote_columns_format.format('name'),
                 ),
+                result,
             )
 
             # Three vals provided.
             result = self.connector.validate.sanitize_columns_clause("""id, name, code""")
             self.assertText(
-                result,
-                '{0}, {1}, {2}'.format(
+                '({0}, {1}, {2})'.format(
                     self._quote_columns_format.format('id'),
                     self._quote_columns_format.format('name'),
                     self._quote_columns_format.format('code'),
                 ),
+                result,
             )
             # With extra whitespace.
             result = self.connector.validate.sanitize_columns_clause(""" id ,  name ,  code """)
             self.assertText(
-                result,
-                '{0}, {1}, {2}'.format(
+                '({0}, {1}, {2})'.format(
                     self._quote_columns_format.format('id'),
                     self._quote_columns_format.format('name'),
                     self._quote_columns_format.format('code'),
                 ),
+                result,
             )
 
         with self.subTest('Values as list - Without quotes'):
             # Single val provided.
             result = self.connector.validate.sanitize_columns_clause(['id'])
-            self.assertText(result, self._quote_columns_format.format('id'))
+            self.assertText('({0})'.format(self._quote_columns_format.format('id')), result)
             # With extra whitespace.
             result = self.connector.validate.sanitize_columns_clause([' id '])
-            self.assertText(result, self._quote_columns_format.format('id'))
+            self.assertText('({0})'.format(self._quote_columns_format.format('id')), result)
 
             # Two vals provided.
             result = self.connector.validate.sanitize_columns_clause(['id', 'name'])
             self.assertText(
-                result,
-                '{0}, {1}'.format(
+                '({0}, {1})'.format(
                     self._quote_columns_format.format('id'),
                     self._quote_columns_format.format('name'),
                 ),
+                result,
             )
             # With extra whitespace.
             result = self.connector.validate.sanitize_columns_clause([' id ', ' name '])
             self.assertText(
-                result,
-                '{0}, {1}'.format(
+                '({0}, {1})'.format(
                     self._quote_columns_format.format('id'),
                     self._quote_columns_format.format('name'),
                 ),
+                result,
             )
 
             # Three vals provided.
             result = self.connector.validate.sanitize_columns_clause(['id', 'name', 'code'])
             self.assertText(
-                result,
-                '{0}, {1}, {2}'.format(
+                '({0}, {1}, {2})'.format(
                     self._quote_columns_format.format('id'),
                     self._quote_columns_format.format('name'),
                     self._quote_columns_format.format('code'),
                 ),
+                result,
             )
             # With extra whitespace.
             result = self.connector.validate.sanitize_columns_clause([' id ', ' name ', ' code '])
             self.assertText(
-                result,
-                '{0}, {1}, {2}'.format(
+                '({0}, {1}, {2})'.format(
                     self._quote_columns_format.format('id'),
                     self._quote_columns_format.format('name'),
                     self._quote_columns_format.format('code'),
                 ),
+                result,
             )
 
         with self.subTest('Values as tuple - Without quotes'):
             # Single val provided.
             result = self.connector.validate.sanitize_columns_clause(('id',))
-            self.assertText(result, self._quote_columns_format.format('id'))
+            self.assertText('({0})'.format(self._quote_columns_format.format('id')), result)
             # With extra whitespace.
             result = self.connector.validate.sanitize_columns_clause((' id ',))
-            self.assertText(result, self._quote_columns_format.format('id'))
+            self.assertText('({0})'.format(self._quote_columns_format.format('id')), result)
 
             # Two vals provided.
             result = self.connector.validate.sanitize_columns_clause(('id', 'name'))
             self.assertText(
-                result,
-                '{0}, {1}'.format(
+                '({0}, {1})'.format(
                     self._quote_columns_format.format('id'),
                     self._quote_columns_format.format('name'),
                 ),
+                result,
             )
             # With extra whitespace.
             result = self.connector.validate.sanitize_columns_clause((' id ', ' name '))
             self.assertText(
-                result,
-                '{0}, {1}'.format(
+                '({0}, {1})'.format(
                     self._quote_columns_format.format('id'),
                     self._quote_columns_format.format('name'),
                 ),
+                result,
             )
 
             # Three vals provided.
             result = self.connector.validate.sanitize_columns_clause(('id', 'name', 'code'))
             self.assertText(
-                result,
-                '{0}, {1}, {2}'.format(
+                '({0}, {1}, {2})'.format(
                     self._quote_columns_format.format('id'),
                     self._quote_columns_format.format('name'),
                     self._quote_columns_format.format('code'),
                 ),
+                result,
             )
             # With extra whitespace.
             result = self.connector.validate.sanitize_columns_clause((' id ', ' name ', ' code '))
             self.assertText(
-                result,
-                '{0}, {1}, {2}'.format(
+                '({0}, {1}, {2})'.format(
                     self._quote_columns_format.format('id'),
                     self._quote_columns_format.format('name'),
                     self._quote_columns_format.format('code'),
                 ),
+                result,
             )
 
         with self.subTest('Values as str - With single quotes'):
             # Single val provided.
             result = self.connector.validate.sanitize_columns_clause("'id'")
-            self.assertText(result, self._quote_columns_format.format('id'))
+            self.assertText('({0})'.format(self._quote_columns_format.format('id')), result)
 
             # Two vals provided.
             result = self.connector.validate.sanitize_columns_clause("'id', 'name'")
             self.assertText(
-                result,
-                '{0}, {1}'.format(
+                '({0}, {1})'.format(
                     self._quote_columns_format.format('id'),
                     self._quote_columns_format.format('name'),
                 ),
+                result,
             )
 
             # Three vals provided.
             result = self.connector.validate.sanitize_columns_clause("'id', 'name', 'code'")
             self.assertText(
-                result,
-                '{0}, {1}, {2}'.format(
+                '({0}, {1}, {2})'.format(
                     self._quote_columns_format.format('id'),
                     self._quote_columns_format.format('name'),
                     self._quote_columns_format.format('code')
                 ),
+                result,
             )
 
         with self.subTest('Values as list - With single quotes'):
             # Single val provided.
             result = self.connector.validate.sanitize_columns_clause(["'id'"])
-            self.assertText(result, self._quote_columns_format.format('id'))
+            self.assertText('({0})'.format(self._quote_columns_format.format('id')), result)
 
             # Two vals provided.
             result = self.connector.validate.sanitize_columns_clause(["'id'", "'name'"])
             self.assertText(
-                result,
-                '{0}, {1}'.format(
+                '({0}, {1})'.format(
                     self._quote_columns_format.format('id'),
                     self._quote_columns_format.format('name'),
                 ),
+                result,
             )
 
             # Three vals provided.
             result = self.connector.validate.sanitize_columns_clause(["'id'", "'name'", "'code'"])
             self.assertText(
-                result,
-                '{0}, {1}, {2}'.format(
+                '({0}, {1}, {2})'.format(
                     self._quote_columns_format.format('id'),
                     self._quote_columns_format.format('name'),
                     self._quote_columns_format.format('code'),
                 ),
+                result,
             )
 
         with self.subTest('Values as tuple - With single quotes'):
             # Single val provided.
             result = self.connector.validate.sanitize_columns_clause(("'id'",))
-            self.assertText(result, self._quote_columns_format.format('id'))
+            self.assertText('({0})'.format(self._quote_columns_format.format('id')), result)
 
             # Two vals provided.
             result = self.connector.validate.sanitize_columns_clause(("'id'", "'name'"))
             self.assertText(
-                result,
-                '{0}, {1}'.format(
+                '({0}, {1})'.format(
                     self._quote_columns_format.format('id'),
                     self._quote_columns_format.format('name'),
                 ),
+                result,
             )
 
             # Three vals provided.
             result = self.connector.validate.sanitize_columns_clause(("'id'", "'name'", "'code'"))
             self.assertText(
-                result,
-                '{0}, {1}, {2}'.format(
+                '({0}, {1}, {2})'.format(
                     self._quote_columns_format.format('id'),
                     self._quote_columns_format.format('name'),
                     self._quote_columns_format.format('code'),
                 ),
+                result,
             )
 
         with self.subTest('Values as str - With double quotes'):
             # Single val provided.
             result = self.connector.validate.sanitize_columns_clause('"id"')
-            self.assertText(result, self._quote_columns_format.format('id'))
+            self.assertText('({0})'.format(self._quote_columns_format.format('id')), result)
 
             # Two vals provided.
             result = self.connector.validate.sanitize_columns_clause('"id", "name"')
             self.assertText(
-                result,
-                '{0}, {1}'.format(
+                '({0}, {1})'.format(
                     self._quote_columns_format.format('id'),
                     self._quote_columns_format.format('name'),
                 ),
+                result,
             )
 
             # Three vals provided.
             result = self.connector.validate.sanitize_columns_clause('"id", "name", code')
             self.assertText(
-                result,
-                '{0}, {1}, {2}'.format(
+                '({0}, {1}, {2})'.format(
                     self._quote_columns_format.format('id'),
                     self._quote_columns_format.format('name'),
                     self._quote_columns_format.format('code'),
                 ),
+                result,
             )
 
         with self.subTest('Values as list - With double quotes'):
             # Single val provided.
             result = self.connector.validate.sanitize_columns_clause(['"id"'])
-            self.assertText(result, self._quote_columns_format.format('id'))
+            self.assertText('({0})'.format(self._quote_columns_format.format('id')), result)
 
             # Two vals provided.
             result = self.connector.validate.sanitize_columns_clause(['"id"', '"name"'])
             self.assertText(
-                result,
-                '{0}, {1}'.format(
+                '({0}, {1})'.format(
                     self._quote_columns_format.format('id'),
                     self._quote_columns_format.format('name'),
                 ),
+                result,
             )
 
             # Three vals provided.
             result = self.connector.validate.sanitize_columns_clause(['"id"', '"name"', '"code"'])
             self.assertText(
-                result,
-                '{0}, {1}, {2}'.format(
+                '({0}, {1}, {2})'.format(
                     self._quote_columns_format.format('id'),
                     self._quote_columns_format.format('name'),
                     self._quote_columns_format.format('code'),
                 ),
+                result,
             )
 
         with self.subTest('Values as tuple - With double quotes'):
             # Single val provided.
             result = self.connector.validate.sanitize_columns_clause(('"id"',))
-            self.assertText(result, self._quote_columns_format.format('id'))
+            self.assertText('({0})'.format(self._quote_columns_format.format('id')), result)
 
             # Two vals provided.
             result = self.connector.validate.sanitize_columns_clause(('"id"', '"name"'))
             self.assertText(
-                result, '{0}, {1}'.format(
+                '({0}, {1})'.format(
                     self._quote_columns_format.format('id'),
                     self._quote_columns_format.format('name'),
                 ),
+                result,
             )
 
             # Three vals provided.
             result = self.connector.validate.sanitize_columns_clause(('"id"', '"name"', '"code"'))
             self.assertText(
-                result,
-                '{0}, {1}, {2}'.format(
+                '({0}, {1}, {2})'.format(
                     self._quote_columns_format.format('id'),
                     self._quote_columns_format.format('name'),
                     self._quote_columns_format.format('code'),
                 ),
+                result,
             )
 
         with self.subTest('Values as str - With backtick quotes'):
             # Single val provided.
             result = self.connector.validate.sanitize_columns_clause('`id`')
-            self.assertText(result, self._quote_columns_format.format('id'))
+            self.assertText('({0})'.format(self._quote_columns_format.format('id')), result)
 
             # Two vals provided.
             result = self.connector.validate.sanitize_columns_clause('`id`, `name`')
             self.assertText(
-                result,
-                '{0}, {1}'.format(
+                '({0}, {1})'.format(
                     self._quote_columns_format.format('id'),
                     self._quote_columns_format.format('name'),
                 ),
+                result,
             )
 
             # Three vals provided.
             result = self.connector.validate.sanitize_columns_clause('`id`, `name`, `code`')
             self.assertText(
-                result,
-                '{0}, {1}, {2}'.format(
+                '({0}, {1}, {2})'.format(
                     self._quote_columns_format.format('id'),
                     self._quote_columns_format.format('name'),
                     self._quote_columns_format.format('code'),
                 ),
+                result,
             )
 
         with self.subTest('Values as list - With backtick quotes'):
             # Single val provided.
             result = self.connector.validate.sanitize_columns_clause(['`id`'])
-            self.assertText(result, self._quote_columns_format.format('id'))
+            self.assertText('({0})'.format(self._quote_columns_format.format('id')), result)
 
             # Two vals provided.
             result = self.connector.validate.sanitize_columns_clause(['`id`', '`name`'])
             self.assertText(
-                result,
-                '{0}, {1}'.format(
+                '({0}, {1})'.format(
                     self._quote_columns_format.format('id'),
                     self._quote_columns_format.format('name'),
                 ),
+                result,
             )
 
             # Three vals provided.
             result = self.connector.validate.sanitize_columns_clause(['`id`', '`name`', '`code`'])
             self.assertText(
-                result,
-                '{0}, {1}, {2}'.format(
+                '({0}, {1}, {2})'.format(
                     self._quote_columns_format.format('id'),
                     self._quote_columns_format.format('name'),
                     self._quote_columns_format.format('code'),
                 ),
+                result,
             )
 
         with self.subTest('Values as tuple - With backtick quotes'):
             # Single val provided.
             result = self.connector.validate.sanitize_columns_clause(('`id`',))
-            self.assertText(result, self._quote_columns_format.format('id'))
+            self.assertText('({0})'.format(self._quote_columns_format.format('id')), result)
 
             # Two vals provided.
             result = self.connector.validate.sanitize_columns_clause(('`id`', '`name`'))
             self.assertText(
-                result,
-                '{0}, {1}'.format(
+                '({0}, {1})'.format(
                     self._quote_columns_format.format('id'),
                     self._quote_columns_format.format('name'),
                 ),
+                result,
             )
 
             # Three vals provided.
             result = self.connector.validate.sanitize_columns_clause(('`id`', '`name`', '`code`'))
             self.assertText(
-                result,
-                '{0}, {1}, {2}'.format(
+                '({0}, {1}, {2})'.format(
                     self._quote_columns_format.format('id'),
                     self._quote_columns_format.format('name'),
                     self._quote_columns_format.format('code'),
                 ),
+                result,
             )
 
         with self.subTest('Values as non-standard types'):
@@ -1901,11 +1903,11 @@ class CoreValidateTestMixin:
             #  I think only literal column names should work.
             result = self.connector.validate.sanitize_columns_clause((1, True))
             self.assertText(
-                result,
-                '{0}, {1}'.format(
+                '({0}, {1})'.format(
                     self._quote_columns_format.format(1),
                     self._quote_columns_format.format(True),
                 ),
+                result,
             )
 
     def test__sanitize_columns_clause__failure(self):
@@ -1922,59 +1924,61 @@ class CoreValidateTestMixin:
             self.connector.validate.sanitize_columns_clause('* , id')
         self.assertText('The * identifier can only be used in a SELECT clause.', str(err.exception))
 
-        # Mistmatching quotes - double then single.
-        identifier = """\"id'"""
-        with self.assertRaises(ValueError) as err:
-            self.connector.validate.sanitize_columns_clause(identifier)
-        self.assertText(
-            'Found mismatching quotes for identifier "id\'',
-            str(err.exception),
-        )
-
-        # Mistmatching quotes - single then double.
-        identifier = """'id\""""
-        with self.assertRaises(ValueError) as err:
-            self.connector.validate.sanitize_columns_clause(identifier)
-        self.assertText(
-            'Found mismatching quotes for identifier \'id"',
-            str(err.exception),
-        )
-
-        # Mistmatching quotes - backtick then single.
-        identifier = "`id'"
-        with self.assertRaises(ValueError) as err:
-            self.connector.validate.sanitize_columns_clause(identifier)
-        self.assertText(
-            'Found mismatching quotes for identifier `id\'',
-            str(err.exception),
-        )
-
-        # Mistmatching quotes - single then backtick.
-        identifier = "'id`"
-        with self.assertRaises(ValueError) as err:
-            self.connector.validate.sanitize_columns_clause(identifier)
-        self.assertText(
-            'Found mismatching quotes for identifier \'id`',
-            str(err.exception),
-        )
-
-        # Mistmatching quotes - double then backtick.
-        identifier = '"id`'
-        with self.assertRaises(ValueError) as err:
-            self.connector.validate.sanitize_columns_clause(identifier)
-        self.assertText(
-            'Found mismatching quotes for identifier "id`',
-            str(err.exception),
-        )
-
-        # Mistmatching quotes - backtick then double.
-        identifier = '`id"'
-        with self.assertRaises(ValueError) as err:
-            self.connector.validate.sanitize_columns_clause(identifier)
-        self.assertText(
-            'Found mismatching quotes for identifier `id"',
-            str(err.exception),
-        )
+        # # For now, we are no longer testing this.
+        # # While uncommon, there might be legitimate cases where a string starts/ends with one quote.
+        # # Mistmatching quotes - double then single.
+        # identifier = """\"id'"""
+        # with self.assertRaises(ValueError) as err:
+        #     self.connector.validate.sanitize_columns_clause(identifier)
+        # self.assertText(
+        #     'Found mismatching quotes for identifier "id\'',
+        #     str(err.exception),
+        # )
+        #
+        # # Mistmatching quotes - single then double.
+        # identifier = """'id\""""
+        # with self.assertRaises(ValueError) as err:
+        #     self.connector.validate.sanitize_columns_clause(identifier)
+        # self.assertText(
+        #     'Found mismatching quotes for identifier \'id"',
+        #     str(err.exception),
+        # )
+        #
+        # # Mistmatching quotes - backtick then single.
+        # identifier = "`id'"
+        # with self.assertRaises(ValueError) as err:
+        #     self.connector.validate.sanitize_columns_clause(identifier)
+        # self.assertText(
+        #     'Found mismatching quotes for identifier `id\'',
+        #     str(err.exception),
+        # )
+        #
+        # # Mistmatching quotes - single then backtick.
+        # identifier = "'id`"
+        # with self.assertRaises(ValueError) as err:
+        #     self.connector.validate.sanitize_columns_clause(identifier)
+        # self.assertText(
+        #     'Found mismatching quotes for identifier \'id`',
+        #     str(err.exception),
+        # )
+        #
+        # # Mistmatching quotes - double then backtick.
+        # identifier = '"id`'
+        # with self.assertRaises(ValueError) as err:
+        #     self.connector.validate.sanitize_columns_clause(identifier)
+        # self.assertText(
+        #     'Found mismatching quotes for identifier "id`',
+        #     str(err.exception),
+        # )
+        #
+        # # Mistmatching quotes - backtick then double.
+        # identifier = '`id"'
+        # with self.assertRaises(ValueError) as err:
+        #     self.connector.validate.sanitize_columns_clause(identifier)
+        # self.assertText(
+        #     'Found mismatching quotes for identifier `id"',
+        #     str(err.exception),
+        # )
 
     # def test__sanitize_values_clause__success(self):
     #     """
@@ -1992,154 +1996,154 @@ class CoreValidateTestMixin:
     #         with self.subTest('Single val provided'):
     #             # Base value.
     #             result = self.connector.validate.sanitize_values_clause('id')
-    #             self.assertText(result, '\nVALUES ({0})'.format(self._quote_str_literal_format.format('id')))
+    #             self.assertText('\nVALUES ({0})'.format(self._quote_str_literal_format.format('id')), result)
     #
     #             # With extra whitespace.
     #             result = self.connector.validate.sanitize_values_clause(' id ')
-    #             self.assertText(result, '\nVALUES ({0})'.format(self._quote_str_literal_format.format('id')))
+    #             self.assertText('\nVALUES ({0})'.format(self._quote_str_literal_format.format('id')), result)
     #
     #             # With full statement - upper, no parens.
     #             result = self.connector.validate.sanitize_values_clause('VALUES id')
-    #             self.assertText(result, '\nVALUES ({0})'.format(self._quote_str_literal_format.format('id')))
+    #             self.assertText('\nVALUES ({0})'.format(self._quote_str_literal_format.format('id')), result)
     #
     #             # With full statement - lower, no parens.
     #             result = self.connector.validate.sanitize_values_clause('values id')
-    #             self.assertText(result, '\nVALUES ({0})'.format(self._quote_str_literal_format.format('id')))
+    #             self.assertText('\nVALUES ({0})'.format(self._quote_str_literal_format.format('id')), result)
     #
     #             # With full statement - upper, with parens.
     #             result = self.connector.validate.sanitize_values_clause('VALUES (id)')
-    #             self.assertText(result, '\nVALUES ({0})'.format(self._quote_str_literal_format.format('id')))
+    #             self.assertText('\nVALUES ({0})'.format(self._quote_str_literal_format.format('id')), result)
     #
     #             # With full statement - lower, with parens.
     #             result = self.connector.validate.sanitize_values_clause('values (id)')
-    #             self.assertText(result, '\nVALUES ({0})'.format(self._quote_str_literal_format.format('id')))
+    #             self.assertText('\nVALUES ({0})'.format(self._quote_str_literal_format.format('id')), result)
     #
     #         with self.subTest('Two vals provided'):
     #             # Base value.
     #             result = self.connector.validate.sanitize_values_clause('id, name')
     #             self.assertText(
-    #                 result,
     #                 '\nVALUES ({0}, {1})'.format(
     #                     self._quote_str_literal_format.format('id'),
     #                     self._quote_str_literal_format.format('name'),
     #                 ),
+    #                 result,
     #             )
     #
     #             # With extra whitespace.
     #             result = self.connector.validate.sanitize_values_clause(' id ,  name ')
     #             self.assertText(
-    #                 result,
     #                 '\nVALUES ({0}, {1})'.format(
     #                     self._quote_str_literal_format.format('id'),
     #                     self._quote_str_literal_format.format('name'),
     #                 ),
+    #                 result,
     #             )
     #
     #             # With full statement - upper, no parens.
     #             result = self.connector.validate.sanitize_values_clause('VALUES id, name')
     #             self.assertText(
-    #                 result,
     #                 '\nVALUES ({0}, {1})'.format(
     #                     self._quote_str_literal_format.format('id'),
     #                     self._quote_str_literal_format.format('name'),
     #                 ),
+    #                 result,
     #             )
     #
     #             # With full statement - lower, no parens.
     #             result = self.connector.validate.sanitize_values_clause('values id, name')
     #             self.assertText(
-    #                 result,
     #                 '\nVALUES ({0}, {1})'.format(
     #                     self._quote_str_literal_format.format('id'),
     #                     self._quote_str_literal_format.format('name'),
     #                 ),
+    #                 result,
     #             )
     #
     #             # With full statement - upper, with parens.
     #             result = self.connector.validate.sanitize_values_clause('VALUES (id, name)')
     #             self.assertText(
-    #                 result,
     #                 '\nVALUES ({0}, {1})'.format(
     #                     self._quote_str_literal_format.format('id'),
     #                     self._quote_str_literal_format.format('name'),
     #                 ),
+    #                 result,
     #             )
     #
     #             # With full statement - lower, with parens.
     #             result = self.connector.validate.sanitize_values_clause('values (id, name)')
     #             self.assertText(
-    #                 result,
     #                 '\nVALUES ({0}, {1})'.format(
     #                     self._quote_str_literal_format.format('id'),
     #                     self._quote_str_literal_format.format('name'),
     #                 ),
+    #                 result,
     #             )
     #
     #         with self.subTest('Three vals provided'):
     #             # Base value.
     #             result = self.connector.validate.sanitize_values_clause('id, name, code')
     #             self.assertText(
-    #                 result,
     #                 '\nVALUES ({0}, {1}, {2})'.format(
     #                     self._quote_str_literal_format.format('id'),
     #                     self._quote_str_literal_format.format('name'),
     #                     self._quote_str_literal_format.format('code'),
     #                 ),
+    #                 result,
     #             )
     #
     #             # With extra whitespace.
     #             result = self.connector.validate.sanitize_values_clause(' id ,  name ,  code ')
     #             self.assertText(
-    #                 result,
     #                 '\nVALUES ({0}, {1}, {2})'.format(
     #                     self._quote_str_literal_format.format('id'),
     #                     self._quote_str_literal_format.format('name'),
     #                     self._quote_str_literal_format.format('code'),
     #                 ),
+    #                 result,
     #             )
     #
     #             # With full statement - upper, no parens.
     #             result = self.connector.validate.sanitize_values_clause('VALUES id, name, code')
     #             self.assertText(
-    #                 result,
     #                 '\nVALUES ({0}, {1}, {2})'.format(
     #                     self._quote_str_literal_format.format('id'),
     #                     self._quote_str_literal_format.format('name'),
     #                     self._quote_str_literal_format.format('code'),
     #                 ),
+    #                 result,
     #             )
     #
     #             # With full statement - lower, no parens.
     #             result = self.connector.validate.sanitize_values_clause('values id, name, code')
     #             self.assertText(
-    #                 result,
     #                 '\nVALUES ({0}, {1}, {2})'.format(
     #                     self._quote_str_literal_format.format('id'),
     #                     self._quote_str_literal_format.format('name'),
     #                     self._quote_str_literal_format.format('code'),
     #                 ),
+    #                 result,
     #             )
     #
     #             # With full statement - upper, with parens.
     #             result = self.connector.validate.sanitize_values_clause('VALUES (id, name, code)')
     #             self.assertText(
-    #                 result,
     #                 '\nVALUES ({0}, {1}, {2})'.format(
     #                     self._quote_str_literal_format.format('id'),
     #                     self._quote_str_literal_format.format('name'),
     #                     self._quote_str_literal_format.format('code'),
     #                 ),
+    #                 result,
     #             )
     #
     #             # With full statement - lower, with parens.
     #             result = self.connector.validate.sanitize_values_clause('values (id, name, code)')
     #             self.assertText(
-    #                 result,
     #                 '\nVALUES ({0}, {1}, {2})'.format(
     #                     self._quote_str_literal_format.format('id'),
     #                     self._quote_str_literal_format.format('name'),
     #                     self._quote_str_literal_format.format('code'),
     #                 ),
+    #                 result,
     #             )
     #
     #     with self.subTest('Values as triple str - Without quotes'):
@@ -2147,154 +2151,154 @@ class CoreValidateTestMixin:
     #         with self.subTest('Single val provided'):
     #             # Base value.
     #             result = self.connector.validate.sanitize_values_clause("""id""")
-    #             self.assertText(result, '\nVALUES ({0})'.format(self._quote_str_literal_format.format('id')))
+    #             self.assertText('\nVALUES ({0})'.format(self._quote_str_literal_format.format('id')), result)
     #
     #             # With extra whitespace.
     #             result = self.connector.validate.sanitize_values_clause(""" id """)
-    #             self.assertText(result, '\nVALUES ({0})'.format(self._quote_str_literal_format.format('id')))
+    #             self.assertText('\nVALUES ({0})'.format(self._quote_str_literal_format.format('id')), result)
     #
     #             # With full statement - upper, no parens.
     #             result = self.connector.validate.sanitize_values_clause("""VALUES id""")
-    #             self.assertText(result, '\nVALUES ({0})'.format(self._quote_str_literal_format.format('id')))
+    #             self.assertText('\nVALUES ({0})'.format(self._quote_str_literal_format.format('id')), result)
     #
     #             # With full statement - lower, no parens.
     #             result = self.connector.validate.sanitize_values_clause("""values id""")
-    #             self.assertText(result, '\nVALUES ({0})'.format(self._quote_str_literal_format.format('id')))
+    #             self.assertText('\nVALUES ({0})'.format(self._quote_str_literal_format.format('id')), result)
     #
     #             # With full statement - upper, with parens.
     #             result = self.connector.validate.sanitize_values_clause("""VALUES (id)""")
-    #             self.assertText(result, '\nVALUES ({0})'.format(self._quote_str_literal_format.format('id')))
+    #             self.assertText('\nVALUES ({0})'.format(self._quote_str_literal_format.format('id')), result)
     #
     #             # With full statement - lower, with parens.
     #             result = self.connector.validate.sanitize_values_clause("""values (id)""")
-    #             self.assertText(result, '\nVALUES ({0})'.format(self._quote_str_literal_format.format('id')))
+    #             self.assertText('\nVALUES ({0})'.format(self._quote_str_literal_format.format('id')), result)
     #
     #         with self.subTest('Two vals provided'):
     #             # Base value.
     #             result = self.connector.validate.sanitize_values_clause("""id, name""")
     #             self.assertText(
-    #                 result,
     #                 '\nVALUES ({0}, {1})'.format(
     #                     self._quote_str_literal_format.format('id'),
     #                     self._quote_str_literal_format.format('name'),
     #                 ),
+    #                 result,
     #             )
     #
     #             # With extra whitespace.
     #             result = self.connector.validate.sanitize_values_clause(""" id , name """)
     #             self.assertText(
-    #                 result,
     #                 '\nVALUES ({0}, {1})'.format(
     #                     self._quote_str_literal_format.format('id'),
     #                     self._quote_str_literal_format.format('name'),
     #                 ),
+    #                 result,
     #             )
     #
     #             # With full statement - upper, no parens.
     #             result = self.connector.validate.sanitize_values_clause("""VALUES id, name""")
     #             self.assertText(
-    #                 result,
     #                 '\nVALUES ({0}, {1})'.format(
     #                     self._quote_str_literal_format.format('id'),
     #                     self._quote_str_literal_format.format('name'),
     #                 ),
+    #                 result,
     #             )
     #
     #             # With full statement - lower, no parens.
     #             result = self.connector.validate.sanitize_values_clause("""values id, name""")
     #             self.assertText(
-    #                 result,
     #                 '\nVALUES ({0}, {1})'.format(
     #                     self._quote_str_literal_format.format('id'),
     #                     self._quote_str_literal_format.format('name'),
     #                 ),
+    #                 result,
     #             )
     #
     #             # With full statement - upper, with parens.
     #             result = self.connector.validate.sanitize_values_clause("""VALUES (id, name)""")
     #             self.assertText(
-    #                 result,
     #                 '\nVALUES ({0}, {1})'.format(
     #                     self._quote_str_literal_format.format('id'),
     #                     self._quote_str_literal_format.format('name'),
     #                 ),
+    #                 result,
     #             )
     #
     #             # With full statement - lower, with parens.
     #             result = self.connector.validate.sanitize_values_clause("""values (id, name)""")
     #             self.assertText(
-    #                 result,
     #                 '\nVALUES ({0}, {1})'.format(
     #                     self._quote_str_literal_format.format('id'),
     #                     self._quote_str_literal_format.format('name'),
     #                 ),
+    #                 result,
     #             )
     #
     #         with self.subTest('Three vals provided'):
     #             # Base value.
     #             result = self.connector.validate.sanitize_values_clause("""id, name, code""")
     #             self.assertText(
-    #                 result,
     #                 '\nVALUES ({0}, {1}, {2})'.format(
     #                     self._quote_str_literal_format.format('id'),
     #                     self._quote_str_literal_format.format('name'),
     #                     self._quote_str_literal_format.format('code'),
     #                 ),
+    #                 result,
     #             )
     #
     #             # With extra whitespace.
     #             result = self.connector.validate.sanitize_values_clause(""" id , name , code """)
     #             self.assertText(
-    #                 result,
     #                 '\nVALUES ({0}, {1}, {2})'.format(
     #                     self._quote_str_literal_format.format('id'),
     #                     self._quote_str_literal_format.format('name'),
     #                     self._quote_str_literal_format.format('code'),
     #                 ),
+    #                 result,
     #             )
     #
     #             # With full statement - upper, no parens.
     #             result = self.connector.validate.sanitize_values_clause("""VALUES id, name, code""")
     #             self.assertText(
-    #                 result,
     #                 '\nVALUES ({0}, {1}, {2})'.format(
     #                     self._quote_str_literal_format.format('id'),
     #                     self._quote_str_literal_format.format('name'),
     #                     self._quote_str_literal_format.format('code'),
     #                 ),
+    #                 result,
     #             )
     #
     #             # With full statement - lower, no parens.
     #             result = self.connector.validate.sanitize_values_clause("""values id, name, code""")
     #             self.assertText(
-    #                 result,
     #                 '\nVALUES ({0}, {1}, {2})'.format(
     #                     self._quote_str_literal_format.format('id'),
     #                     self._quote_str_literal_format.format('name'),
     #                     self._quote_str_literal_format.format('code'),
     #                 ),
+    #                 result,
     #             )
     #
     #             # With full statement - upper, with parens.
     #             result = self.connector.validate.sanitize_values_clause("""VALUES (id, name, code)""")
     #             self.assertText(
-    #                 result,
     #                 '\nVALUES ({0}, {1}, {2})'.format(
     #                     self._quote_str_literal_format.format('id'),
     #                     self._quote_str_literal_format.format('name'),
     #                     self._quote_str_literal_format.format('code'),
     #                 ),
+    #                 result,
     #             )
     #
     #             # With full statement - lower, with parens.
     #             result = self.connector.validate.sanitize_values_clause("""values (id, name, code)""")
     #             self.assertText(
-    #                 result,
     #                 '\nVALUES ({0}, {1}, {2})'.format(
     #                     self._quote_str_literal_format.format('id'),
     #                     self._quote_str_literal_format.format('name'),
     #                     self._quote_str_literal_format.format('code'),
     #                 ),
+    #                 result,
     #             )
     #
     #     with self.subTest('Values as list - Without quotes'):
@@ -2302,54 +2306,54 @@ class CoreValidateTestMixin:
     #         with self.subTest('Single val provided'):
     #             # Base value.
     #             result = self.connector.validate.sanitize_values_clause(['id'])
-    #             self.assertText(result, '\nVALUES ({0})'.format(self._quote_str_literal_format.format('id')))
+    #             self.assertText('\nVALUES ({0})'.format(self._quote_str_literal_format.format('id')), result)
     #
     #             # With extra whitespace.
     #             result = self.connector.validate.sanitize_values_clause([' id '])
-    #             self.assertText(result, '\nVALUES ({0})'.format(self._quote_str_literal_format.format(' id ')))
+    #             self.assertText('\nVALUES ({0})'.format(self._quote_str_literal_format.format(' id ')), result)
     #
     #         with self.subTest('Two vals provided'):
     #             # Base value.
     #             result = self.connector.validate.sanitize_values_clause(['id', 'name'])
     #             self.assertText(
-    #                 result,
     #                 '\nVALUES ({0}, {1})'.format(
     #                     self._quote_str_literal_format.format('id'),
     #                     self._quote_str_literal_format.format('name'),
     #                 ),
+    #                 result,
     #             )
     #
     #             # With extra whitespace.
     #             result = self.connector.validate.sanitize_values_clause([' id ', ' name '])
     #             self.assertText(
-    #                 result,
     #                 '\nVALUES ({0}, {1})'.format(
     #                     self._quote_str_literal_format.format(' id '),
     #                     self._quote_str_literal_format.format(' name '),
     #                 ),
+    #                 result,
     #             )
     #
     #         with self.subTest('Three vals provided'):
     #             # Base value.
     #             result = self.connector.validate.sanitize_values_clause(['id', 'name', 'code'])
     #             self.assertText(
-    #                 result,
     #                 '\nVALUES ({0}, {1}, {2})'.format(
     #                     self._quote_str_literal_format.format('id'),
     #                     self._quote_str_literal_format.format('name'),
     #                     self._quote_str_literal_format.format('code'),
     #                 ),
+    #                 result,
     #             )
     #
     #             # With extra whitespace.
     #             result = self.connector.validate.sanitize_values_clause([' id ', ' name ', ' code '])
     #             self.assertText(
-    #                 result,
     #                 '\nVALUES ({0}, {1}, {2})'.format(
     #                     self._quote_str_literal_format.format(' id '),
     #                     self._quote_str_literal_format.format(' name '),
     #                     self._quote_str_literal_format.format(' code '),
     #                 ),
+    #                 result,
     #             )
     #
     #     with self.subTest('Values as tuple - Without quotes'):
@@ -2357,54 +2361,54 @@ class CoreValidateTestMixin:
     #         with self.subTest('Single val provided'):
     #             # Base value.
     #             result = self.connector.validate.sanitize_values_clause(('id',))
-    #             self.assertText(result, '\nVALUES ({0})'.format(self._quote_str_literal_format.format('id')))
+    #             self.assertText('\nVALUES ({0})'.format(self._quote_str_literal_format.format('id')), result)
     #
     #             # With extra whitespace.
     #             result = self.connector.validate.sanitize_values_clause((' id ',))
-    #             self.assertText(result, '\nVALUES ({0})'.format(self._quote_str_literal_format.format(' id ')))
+    #             self.assertText('\nVALUES ({0})'.format(self._quote_str_literal_format.format(' id ')), result)
     #
     #         with self.subTest('Two vals provided'):
     #             # Base value.
     #             result = self.connector.validate.sanitize_values_clause(('id', 'name'))
     #             self.assertText(
-    #                 result,
     #                 '\nVALUES ({0}, {1})'.format(
     #                     self._quote_str_literal_format.format('id'),
     #                     self._quote_str_literal_format.format('name'),
     #                 ),
+    #                 result,
     #             )
     #
     #             # With extra whitespace.
     #             result = self.connector.validate.sanitize_values_clause((' id ', ' name '))
     #             self.assertText(
-    #                 result,
     #                 '\nVALUES ({0}, {1})'.format(
     #                     self._quote_str_literal_format.format(' id '),
     #                     self._quote_str_literal_format.format(' name '),
     #                 ),
+    #                 result,
     #             )
     #
     #         with self.subTest('Three vals provided'):
     #             # Base value.
     #             result = self.connector.validate.sanitize_values_clause(('id', 'name', 'code'))
     #             self.assertText(
-    #                 result,
     #                 '\nVALUES ({0}, {1}, {2})'.format(
     #                     self._quote_str_literal_format.format('id'),
     #                     self._quote_str_literal_format.format('name'),
     #                     self._quote_str_literal_format.format('code'),
     #                 ),
+    #                 result,
     #             )
     #
     #             # With extra whitespace.
     #             result = self.connector.validate.sanitize_values_clause((' id ', ' name ', ' code '))
     #             self.assertText(
-    #                 result,
     #                 '\nVALUES ({0}, {1}, {2})'.format(
     #                     self._quote_str_literal_format.format(' id '),
     #                     self._quote_str_literal_format.format(' name '),
     #                     self._quote_str_literal_format.format(' code '),
     #                 ),
+    #                 result,
     #             )
     #
     #     with self.subTest('Values as str - With single quotes'):
@@ -2412,154 +2416,154 @@ class CoreValidateTestMixin:
     #         with self.subTest('Single val provided'):
     #             # Base value.
     #             result = self.connector.validate.sanitize_values_clause("'id'")
-    #             self.assertText(result, '\nVALUES ({0})'.format(self._quote_str_literal_format.format('id')))
+    #             self.assertText('\nVALUES ({0})'.format(self._quote_str_literal_format.format('id')), result)
     #
     #             # With extra whitespace.
     #             result = self.connector.validate.sanitize_values_clause(" ' id ' ")
-    #             self.assertText(result, '\nVALUES ({0})'.format(self._quote_str_literal_format.format(' id ')))
+    #             self.assertText('\nVALUES ({0})'.format(self._quote_str_literal_format.format(' id ')), result)
     #
     #             # With full statement - upper, no parens.
     #             result = self.connector.validate.sanitize_values_clause("VALUES 'id'")
-    #             self.assertText(result, '\nVALUES ({0})'.format(self._quote_str_literal_format.format('id')))
+    #             self.assertText('\nVALUES ({0})'.format(self._quote_str_literal_format.format('id')), result)
     #
     #             # With full statement - lower, no parens.
     #             result = self.connector.validate.sanitize_values_clause("values 'id'")
-    #             self.assertText(result, '\nVALUES ({0})'.format(self._quote_str_literal_format.format('id')))
+    #             self.assertText('\nVALUES ({0})'.format(self._quote_str_literal_format.format('id')), result)
     #
     #             # With full statement - upper, with parens.
     #             result = self.connector.validate.sanitize_values_clause("VALUES ('id')")
-    #             self.assertText(result, '\nVALUES ({0})'.format(self._quote_str_literal_format.format('id')))
+    #             self.assertText('\nVALUES ({0})'.format(self._quote_str_literal_format.format('id')), result)
     #
     #             # With full statement - lower, with parens.
     #             result = self.connector.validate.sanitize_values_clause("values ('id')")
-    #             self.assertText(result, '\nVALUES ({0})'.format(self._quote_str_literal_format.format('id')))
+    #             self.assertText('\nVALUES ({0})'.format(self._quote_str_literal_format.format('id')), result)
     #
     #         with self.subTest('Two vals provided'):
     #             # Base value.
     #             result = self.connector.validate.sanitize_values_clause("'id', 'name'")
     #             self.assertText(
-    #                 result,
     #                 '\nVALUES ({0}, {1})'.format(
     #                     self._quote_str_literal_format.format('id'),
     #                     self._quote_str_literal_format.format('name'),
     #                 ),
+    #                 result,
     #             )
     #
     #             # With extra whitespace.
     #             result = self.connector.validate.sanitize_values_clause(" ' id ' , ' name ' ")
     #             self.assertText(
-    #                 result,
     #                 '\nVALUES ({0}, {1})'.format(
     #                     self._quote_str_literal_format.format(' id '),
     #                     self._quote_str_literal_format.format(' name '),
     #                 ),
+    #                 result,
     #             )
     #
     #             # With full statement - upper, no parens.
     #             result = self.connector.validate.sanitize_values_clause("VALUES 'id', 'name',")
     #             self.assertText(
-    #                 result,
     #                 '\nVALUES ({0}, {1})'.format(
     #                     self._quote_str_literal_format.format('id'),
     #                     self._quote_str_literal_format.format('name'),
     #                 ),
+    #                 result,
     #             )
     #
     #             # With full statement - lower, no parens.
     #             result = self.connector.validate.sanitize_values_clause("values 'id', 'name'")
     #             self.assertText(
-    #                 result,
     #                 '\nVALUES ({0}, {1})'.format(
     #                     self._quote_str_literal_format.format('id'),
     #                     self._quote_str_literal_format.format('name'),
     #                 ),
+    #                 result,
     #             )
     #
     #             # With full statement - upper, with parens.
     #             result = self.connector.validate.sanitize_values_clause("VALUES ('id', 'name')")
     #             self.assertText(
-    #                 result,
     #                 '\nVALUES ({0}, {1})'.format(
     #                     self._quote_str_literal_format.format('id'),
     #                     self._quote_str_literal_format.format('name'),
     #                 ),
+    #                 result,
     #             )
     #
     #             # With full statement - lower, with parens.
     #             result = self.connector.validate.sanitize_values_clause("values ('id', 'name')")
     #             self.assertText(
-    #                 result,
     #                 '\nVALUES ({0}, {1})'.format(
     #                     self._quote_str_literal_format.format('id'),
     #                     self._quote_str_literal_format.format('name'),
     #                 ),
+    #                 result,
     #             )
     #
     #         with self.subTest('Three vals provided'):
     #             # Base value.
     #             result = self.connector.validate.sanitize_values_clause("'id', 'name', 'code'")
     #             self.assertText(
-    #                 result,
     #                 '\nVALUES ({0}, {1}, {2})'.format(
     #                     self._quote_str_literal_format.format('id'),
     #                     self._quote_str_literal_format.format('name'),
     #                     self._quote_str_literal_format.format('code'),
     #                 ),
+    #                 result,
     #             )
     #
     #             # With extra whitespace.
     #             result = self.connector.validate.sanitize_values_clause(" ' id ' , ' name ' , ' code ' ")
     #             self.assertText(
-    #                 result,
     #                 '\nVALUES ({0}, {1}, {2})'.format(
     #                     self._quote_str_literal_format.format(' id '),
     #                     self._quote_str_literal_format.format(' name '),
     #                     self._quote_str_literal_format.format(' code '),
     #                 ),
+    #                 result,
     #             )
     #
     #             # With full statement - upper, no parens.
     #             result = self.connector.validate.sanitize_values_clause("VALUES 'id', 'name', 'code'")
     #             self.assertText(
-    #                 result,
     #                 '\nVALUES ({0}, {1}, {2})'.format(
     #                     self._quote_str_literal_format.format('id'),
     #                     self._quote_str_literal_format.format('name'),
     #                     self._quote_str_literal_format.format('code'),
     #                 ),
+    #                 result,
     #             )
     #
     #             # With full statement - lower, no parens.
     #             result = self.connector.validate.sanitize_values_clause("values 'id', 'name', 'code'")
     #             self.assertText(
-    #                 result,
     #                 '\nVALUES ({0}, {1}, {2})'.format(
     #                     self._quote_str_literal_format.format('id'),
     #                     self._quote_str_literal_format.format('name'),
     #                     self._quote_str_literal_format.format('code'),
     #                 ),
+    #                 result,
     #             )
     #
     #             # With full statement - upper, with parens.
     #             result = self.connector.validate.sanitize_values_clause("VALUES ('id', 'name', 'code')")
     #             self.assertText(
-    #                 result,
     #                 '\nVALUES ({0}, {1}, {2})'.format(
     #                     self._quote_str_literal_format.format('id'),
     #                     self._quote_str_literal_format.format('name'),
     #                     self._quote_str_literal_format.format('code'),
     #                 ),
+    #                 result,
     #             )
     #
     #             # With full statement - lower, with parens.
     #             result = self.connector.validate.sanitize_values_clause("values ('id', 'name', 'code')")
     #             self.assertText(
-    #                 result,
     #                 '\nVALUES ({0}, {1}, {2})'.format(
     #                     self._quote_str_literal_format.format('id'),
     #                     self._quote_str_literal_format.format('name'),
     #                     self._quote_str_literal_format.format('code'),
     #                 ),
+    #                 result,
     #             )
     #
     #     # with self.subTest('Values as list - With single quotes'):
@@ -2573,11 +2577,11 @@ class CoreValidateTestMixin:
     #     #         result = self.connector.validate.sanitize_values_clause("id")
     #     #         result = self.connector.validate.sanitize_values_clause("'id'")
     #     #         result = self.connector.validate.sanitize_values_clause(["'id'"])
-    #     #         self.assertText(result, '\nVALUES ({0})'.format(self._quote_str_literal_format.format("'id'")))
+    #     #         self.assertText('\nVALUES ({0})'.format(self._quote_str_literal_format.format("'id'")))
     #     #
     #     #         # With extra whitespace.
     #     #         result = self.connector.validate.sanitize_values_clause([" ' id ' "])
-    #     #         self.assertText(result, '\nVALUES ({0})'.format(self._quote_str_literal_format.format(" ' id ' ")))
+    #     #         self.assertText('\nVALUES ({0})'.format(self._quote_str_literal_format.format(" ' id ' ")))
     #     #
     #     #     with self.subTest('Two vals provided'):
     #     #         # Base value.
@@ -2628,11 +2632,11 @@ class CoreValidateTestMixin:
     #     #     with self.subTest('Single val provided'):
     #     #         # Base value.
     #     #         result = self.connector.validate.sanitize_values_clause(("'id'",))
-    #     #         self.assertText(result, '\nVALUES ({0})'.format(self._quote_str_literal_format.format("'id'")))
+    #     #         self.assertText('\nVALUES ({0})'.format(self._quote_str_literal_format.format("'id'")))
     #     #
     #     #         # With extra whitespace.
     #     #         result = self.connector.validate.sanitize_values_clause((" ' id ' ",))
-    #     #         self.assertText(result, '\nVALUES ({0})'.format(self._quote_str_literal_format.format(" ' id ' ")))
+    #     #         self.assertText('\nVALUES ({0})'.format(self._quote_str_literal_format.format(" ' id ' ")))
     #     #
     #     #     with self.subTest('Two vals provided'):
     #     #         # Base value.
@@ -2683,208 +2687,208 @@ class CoreValidateTestMixin:
     #         with self.subTest('Single val provided'):
     #             # Base value.
     #             result = self.connector.validate.sanitize_values_clause('"id"')
-    #             self.assertText(result, '\nVALUES ({0})'.format(self._quote_str_literal_format.format('id')))
+    #             self.assertText('\nVALUES ({0})'.format(self._quote_str_literal_format.format('id')), result)
     #
     #             # With extra whitespace.
     #             result = self.connector.validate.sanitize_values_clause(' " id " ')
-    #             self.assertText(result, '\nVALUES ({0})'.format(self._quote_str_literal_format.format(' id ')))
+    #             self.assertText('\nVALUES ({0})'.format(self._quote_str_literal_format.format(' id ')), result)
     #
     #             # With full statement - upper, no parens.
     #             result = self.connector.validate.sanitize_values_clause('VALUES "id"')
-    #             self.assertText(result, '\nVALUES ({0})'.format(self._quote_str_literal_format.format('id')))
+    #             self.assertText('\nVALUES ({0})'.format(self._quote_str_literal_format.format('id')), result)
     #
     #             # With full statement - lower, no parens.
     #             result = self.connector.validate.sanitize_values_clause('values "id"')
-    #             self.assertText(result, '\nVALUES ({0})'.format(self._quote_str_literal_format.format('id')))
+    #             self.assertText('\nVALUES ({0})'.format(self._quote_str_literal_format.format('id')), result)
     #
     #             # With full statement - upper, with parens.
     #             result = self.connector.validate.sanitize_values_clause('VALUES ("id")')
-    #             self.assertText(result, '\nVALUES ({0})'.format(self._quote_str_literal_format.format('id')))
+    #             self.assertText('\nVALUES ({0})'.format(self._quote_str_literal_format.format('id')), result)
     #
     #             # With full statement - lower, with parens.
     #             result = self.connector.validate.sanitize_values_clause('values ("id")')
-    #             self.assertText(result, '\nVALUES ({0})'.format(self._quote_str_literal_format.format('id')))
+    #             self.assertText('\nVALUES ({0})'.format(self._quote_str_literal_format.format('id')), result)
     #
     #         with self.subTest('Two vals provided'):
     #             # Base value.
     #             result = self.connector.validate.sanitize_values_clause('"id", "name"')
     #             self.assertText(
-    #                 result,
     #                 '\nVALUES ({0}, {1})'.format(
     #                     self._quote_str_literal_format.format('id'),
     #                     self._quote_str_literal_format.format('name'),
     #                 ),
+    #                 result,
     #             )
     #
     #             # With extra whitespace.
     #             result = self.connector.validate.sanitize_values_clause(' " id " , " name " ')
     #             self.assertText(
-    #                 result,
     #                 '\nVALUES ({0}, {1})'.format(
     #                     self._quote_str_literal_format.format(' id '),
     #                     self._quote_str_literal_format.format(' name '),
     #                 ),
+    #                 result,
     #             )
     #
     #             # With full statement - upper, no parens.
     #             result = self.connector.validate.sanitize_values_clause('VALUES "id", "name"')
     #             self.assertText(
-    #                 result,
     #                 '\nVALUES ({0}, {1})'.format(
     #                     self._quote_str_literal_format.format('id'),
     #                     self._quote_str_literal_format.format('name'),
     #                 ),
+    #                 result,
     #             )
     #
     #             # With full statement - lower, no parens.
     #             result = self.connector.validate.sanitize_values_clause('values "id", "name"')
     #             self.assertText(
-    #                 result,
     #                 '\nVALUES ({0}, {1})'.format(
     #                     self._quote_str_literal_format.format('id'),
     #                     self._quote_str_literal_format.format('name'),
     #                 ),
+    #                 result,
     #             )
     #
     #             # With full statement - upper, with parens.
     #             result = self.connector.validate.sanitize_values_clause('VALUES ("id", "name")')
     #             self.assertText(
-    #                 result,
     #                 '\nVALUES ({0}, {1})'.format(
     #                     self._quote_str_literal_format.format('id'),
     #                     self._quote_str_literal_format.format('name'),
     #                 ),
+    #                 result,
     #             )
     #
     #             # With full statement - lower, with parens.
     #             result = self.connector.validate.sanitize_values_clause('values ("id", "name")')
     #             self.assertText(
-    #                 result,
     #                 '\nVALUES ({0}, {1})'.format(
     #                     self._quote_str_literal_format.format('id'),
     #                     self._quote_str_literal_format.format('name'),
     #                 ),
+    #                 result,
     #             )
     #
     #         with self.subTest('Three vals provided'):
     #             # Base value.
     #             result = self.connector.validate.sanitize_values_clause('"id", "name", "code"')
     #             self.assertText(
-    #                 result,
     #                 '\nVALUES ({0}, {1}, {2})'.format(
     #                     self._quote_str_literal_format.format('id'),
     #                     self._quote_str_literal_format.format('name'),
     #                     self._quote_str_literal_format.format('code'),
     #                 ),
+    #                 result,
     #             )
     #
     #             # With extra whitespace.
     #             result = self.connector.validate.sanitize_values_clause(' " id " , " name " , " code " ')
     #             self.assertText(
-    #                 result,
     #                 '\nVALUES ({0}, {1}, {2})'.format(
     #                     self._quote_str_literal_format.format(' id '),
     #                     self._quote_str_literal_format.format(' name '),
     #                     self._quote_str_literal_format.format(' code '),
     #                 ),
+    #                 result,
     #             )
     #
     #             # With full statement - upper, no parens.
     #             result = self.connector.validate.sanitize_values_clause('VALUES "id", "name", "code"')
     #             self.assertText(
-    #                 result,
     #                 '\nVALUES ({0}, {1}, {2})'.format(
     #                     self._quote_str_literal_format.format('id'),
     #                     self._quote_str_literal_format.format('name'),
     #                     self._quote_str_literal_format.format('code'),
     #                 ),
+    #                 result,
     #             )
     #
     #             # With full statement - lower, no parens.
     #             result = self.connector.validate.sanitize_values_clause('values "id", "name", "code"')
     #             self.assertText(
-    #                 result,
     #                 '\nVALUES ({0}, {1}, {2})'.format(
     #                     self._quote_str_literal_format.format('id'),
     #                     self._quote_str_literal_format.format('name'),
     #                     self._quote_str_literal_format.format('code'),
     #                 ),
+    #                 result,
     #             )
     #
     #             # With full statement - upper, with parens.
     #             result = self.connector.validate.sanitize_values_clause('VALUES ("id", "name", "code")')
     #             self.assertText(
-    #                 result,
     #                 '\nVALUES ({0}, {1}, {2})'.format(
     #                     self._quote_str_literal_format.format('id'),
     #                     self._quote_str_literal_format.format('name'),
     #                     self._quote_str_literal_format.format('code'),
     #                 ),
+    #                 result,
     #             )
     #
     #             # With full statement - lower, with parens.
     #             result = self.connector.validate.sanitize_values_clause('values ("id", "name", "code")')
     #             self.assertText(
-    #                 result,
     #                 '\nVALUES ({0}, {1}, {2})'.format(
     #                     self._quote_str_literal_format.format('id'),
     #                     self._quote_str_literal_format.format('name'),
     #                     self._quote_str_literal_format.format('code'),
     #                 ),
+    #                 result,
     #             )
     #
     #     with self.subTest('Values as list - With double quotes'):
     #         with self.subTest('Single val provided'):
     #             # Base value.
     #             result = self.connector.validate.sanitize_values_clause(['"id"'])
-    #             self.assertText(result, '\nVALUES ({0})'.format(self._quote_str_literal_format.format('"id"')))
+    #             self.assertText('\nVALUES ({0})'.format(self._quote_str_literal_format.format('"id"')), result)
     #
     #             # With extra whitespace.
     #             result = self.connector.validate.sanitize_values_clause([' " id " '])
-    #             self.assertText(result, '\nVALUES ({0})'.format(self._quote_str_literal_format.format(' " id " ')))
+    #             self.assertText('\nVALUES ({0})'.format(self._quote_str_literal_format.format(' " id " ')), result)
     #
     #         with self.subTest('Two vals provided'):
     #             # Base value.
     #             result = self.connector.validate.sanitize_values_clause(['"id"', '"name"'])
     #             self.assertText(
-    #                 result,
     #                 '\nVALUES ({0}, {1})'.format(
     #                     self._quote_str_literal_format.format('"id"'),
     #                     self._quote_str_literal_format.format('"name"'),
     #                 ),
+    #                 result,
     #             )
     #
     #             # With extra whitespace.
     #             result = self.connector.validate.sanitize_values_clause([' " id " ', ' " name " '])
     #             self.assertText(
-    #                 result,
     #                 '\nVALUES ({0}, {1})'.format(
     #                     self._quote_str_literal_format.format(' " id " '),
     #                     self._quote_str_literal_format.format(' " name " '),
     #                 ),
+    #                 result,
     #             )
     #
     #         with self.subTest('Three vals provided'):
     #             # Base value.
     #             result = self.connector.validate.sanitize_values_clause(['"id"', '"name"', '"code"'])
     #             self.assertText(
-    #                 result,
     #                 '\nVALUES ({0}, {1}, {2})'.format(
     #                     self._quote_str_literal_format.format('"id"'),
     #                     self._quote_str_literal_format.format('"name"'),
     #                     self._quote_str_literal_format.format('"code"'),
     #                 ),
+    #                 result,
     #             )
     #
     #             # With extra whitespace.
     #             result = self.connector.validate.sanitize_values_clause([' " id " ', ' " name " ', ' " code " '])
     #             self.assertText(
-    #                 result,
     #                 '\nVALUES ({0}, {1}, {2})'.format(
     #                     self._quote_str_literal_format.format(' " id " '),
     #                     self._quote_str_literal_format.format(' " name " '),
     #                     self._quote_str_literal_format.format(' " code " '),
     #                 ),
+    #                 result,
     #             )
     #
     #     with self.subTest('Values as tuple - With double quotes'):
@@ -2892,52 +2896,52 @@ class CoreValidateTestMixin:
     #         with self.subTest('Single val provided'):
     #             # Base value.
     #             result = self.connector.validate.sanitize_values_clause(('"id"',))
-    #             self.assertText(result, '\nVALUES ({0})'.format(self._quote_str_literal_format.format('"id"')))
+    #             self.assertText('\nVALUES ({0})'.format(self._quote_str_literal_format.format('"id"')), result)
     #
     #             # With extra whitespace.
     #             result = self.connector.validate.sanitize_values_clause((' " id " ',))
-    #             self.assertText(result, '\nVALUES ({0})'.format(self._quote_str_literal_format.format(' " id " ')))
+    #             self.assertText('\nVALUES ({0})'.format(self._quote_str_literal_format.format(' " id " ')), result)
     #
     #         with self.subTest('Two vals provided'):
     #             # Base value.
-    #             result = self.connector.validate.sanitize_values_clause(('"id"', '"name"'))
-    #             self.assertText(
-    #                 result, '\nVALUES ({0}, {1})'.format(
+    #             result = self.connector.validate.sanitize_values_clause(('"id"', '"name"'), result)
+    #             self.assertText( '\nVALUES ({0}, {1})'.format(
     #                     self._quote_str_literal_format.format('"id"'),
     #                     self._quote_str_literal_format.format('"name"'),
     #                 ),
+    #                 result,
     #             )
     #
     #             # With extra whitespace.
-    #             result = self.connector.validate.sanitize_values_clause((' " id " ', ' " name " '))
-    #             self.assertText(
-    #                 result, '\nVALUES ({0}, {1})'.format(
+    #             result = self.connector.validate.sanitize_values_clause((' " id " ', ' " name " '), result)
+    #             self.assertText( '\nVALUES ({0}, {1})'.format(
     #                     self._quote_str_literal_format.format(' " id " '),
     #                     self._quote_str_literal_format.format(' " name " '),
     #                 ),
+    #                 result,
     #             )
     #
     #         with self.subTest('Three vals provided'):
     #             # Base value.
-    #             result = self.connector.validate.sanitize_values_clause(('"id"', '"name"', '"code"'))
+    #             result = self.connector.validate.sanitize_values_clause(('"id"', '"name"', '"code"'), result)
     #             self.assertText(
-    #                 result,
     #                 '\nVALUES ({0}, {1}, {2})'.format(
     #                     self._quote_str_literal_format.format('"id"'),
     #                     self._quote_str_literal_format.format('"name"'),
     #                     self._quote_str_literal_format.format('"code"'),
     #                 ),
+    #                 result,
     #             )
     #
     #             # With extra whitespace.
-    #             result = self.connector.validate.sanitize_values_clause((' " id " ', ' " name " ', ' " code " '))
+    #             result = self.connector.validate.sanitize_values_clause((' " id " ', ' " name " ', ' " code " '), result)
     #             self.assertText(
-    #                 result,
     #                 '\nVALUES ({0}, {1}, {2})'.format(
     #                     self._quote_str_literal_format.format(' " id " '),
     #                     self._quote_str_literal_format.format(' " name " '),
     #                     self._quote_str_literal_format.format(' " code " '),
     #                 ),
+    #                 result,
     #             )
     #
     #     # with self.subTest('Values as str - With backtick quotes'):
@@ -2945,27 +2949,27 @@ class CoreValidateTestMixin:
     #     #     with self.subTest('Single val provided'):
     #     #         # Base value.
     #     #         result = self.connector.validate.sanitize_values_clause('`id`')
-    #     #         self.assertText(result, '\nVALUES ({0})'.format(self._quote_str_literal_format.format('`id`')))
+    #     #         self.assertText('\nVALUES ({0})'.format(self._quote_str_literal_format.format('`id`')))
     #     #
     #     #         # With extra whitespace.
     #     #         result = self.connector.validate.sanitize_values_clause(' ` id ` ')
-    #     #         self.assertText(result, '\nVALUES ({0})'.format(self._quote_str_literal_format.format('` id `')))
+    #     #         self.assertText('\nVALUES ({0})'.format(self._quote_str_literal_format.format('` id `')))
     #     #
     #     #         # With full statement - upper, no parens.
     #     #         result = self.connector.validate.sanitize_values_clause('VALUES `id`')
-    #     #         self.assertText(result, '\nVALUES ({0})'.format(self._quote_str_literal_format.format('`id`')))
+    #     #         self.assertText('\nVALUES ({0})'.format(self._quote_str_literal_format.format('`id`')))
     #     #
     #     #         # With full statement - lower, no parens.
     #     #         result = self.connector.validate.sanitize_values_clause('values `id`')
-    #     #         self.assertText(result, '\nVALUES ({0})'.format(self._quote_str_literal_format.format('`id`')))
+    #     #         self.assertText('\nVALUES ({0})'.format(self._quote_str_literal_format.format('`id`')))
     #     #
     #     #         # With full statement - upper, no parens.
     #     #         result = self.connector.validate.sanitize_values_clause('VALUES `id`')
-    #     #         self.assertText(result, '\nVALUES ({0})'.format(self._quote_str_literal_format.format('`id`')))
+    #     #         self.assertText('\nVALUES ({0})'.format(self._quote_str_literal_format.format('`id`')))
     #     #
     #     #         # With full statement - lower, no parens.
     #     #         result = self.connector.validate.sanitize_values_clause('values `id`')
-    #     #         self.assertText(result, '\nVALUES ({0})'.format(self._quote_str_literal_format.format('`id`')))
+    #     #         self.assertText('\nVALUES ({0})'.format(self._quote_str_literal_format.format('`id`')))
     #     #
     #     #     with self.subTest('Two vals provided'):
     #     #         # Base value.
@@ -3100,11 +3104,11 @@ class CoreValidateTestMixin:
     #     #     with self.subTest('Single val provided'):
     #     #         # Base value.
     #     #         result = self.connector.validate.sanitize_values_clause(['`id`'])
-    #     #         self.assertText(result, '\nVALUES ({0})'.format(self._quote_str_literal_format.format('`id`')))
+    #     #         self.assertText('\nVALUES ({0})'.format(self._quote_str_literal_format.format('`id`')))
     #     #
     #     #         # With extra whitespace.
     #     #         result = self.connector.validate.sanitize_values_clause([' ` id ` '])
-    #     #         self.assertText(result, '\nVALUES ({0})'.format(self._quote_str_literal_format.format('` id `')))
+    #     #         self.assertText('\nVALUES ({0})'.format(self._quote_str_literal_format.format('` id `')))
     #     #
     #     #     with self.subTest('Two vals provided'):
     #     #         # Base value.
@@ -3155,11 +3159,11 @@ class CoreValidateTestMixin:
     #     #     with self.subTest('Single val provided'):
     #     #         # Base value.
     #     #         result = self.connector.validate.sanitize_values_clause(('`id`',))
-    #     #         self.assertText(result, '\nVALUES ({0})'.format(self._quote_str_literal_format.format('`id`')))
+    #     #         self.assertText('\nVALUES ({0})'.format(self._quote_str_literal_format.format('`id`')))
     #     #
     #     #         # With extra whitespace.
     #     #         result = self.connector.validate.sanitize_values_clause((' ` id ` ',))
-    #     #         self.assertText(result, '\nVALUES ({0})'.format(self._quote_str_literal_format.format(' ` id ` ')))
+    #     #         self.assertText('\nVALUES ({0})'.format(self._quote_str_literal_format.format(' ` id ` ')))
     #     #
     #     #     with self.subTest('Two vals provided'):
     #     #         # Base value.
@@ -3208,11 +3212,11 @@ class CoreValidateTestMixin:
     #     with self.subTest('Values as non-standard types'):
     #         result = self.connector.validate.sanitize_values_clause((1, True))
     #         self.assertText(
-    #             result,
     #             '\nVALUES ({0}, {1})'.format(
     #                 1,
     #                 True,
     #             ),
+    #             result,
     #         )
     #
     #     # # Mistmatching quotes - double then single.
@@ -3318,370 +3322,370 @@ class CoreValidateTestMixin:
 
         # None provided. Defaults back to empty string.
         result = self.connector.validate.sanitize_order_by_clause(None)
-        self.assertText(result, '')
+        self.assertText('', result)
 
         # Empty string provided (single-quote str).
         result = self.connector.validate.sanitize_order_by_clause('')
-        self.assertText(result, '')
+        self.assertText('', result)
 
         # Empty string provided (double-quote str).
         result = self.connector.validate.sanitize_order_by_clause("")
-        self.assertText(result, '')
+        self.assertText('', result)
 
         # Empty string provided (triple double-quote str).
         result = self.connector.validate.sanitize_order_by_clause("""""")
-        self.assertText(result, '')
+        self.assertText('', result)
 
         with self.subTest('Values as str - Without quotes'):
             # Single val provided.
             result = self.connector.validate.sanitize_order_by_clause('id')
-            self.assertText(result, '\nORDER BY {0}'.format(self._quote_order_by_format.format('id')))
+            self.assertText('\nORDER BY {0}'.format(self._quote_order_by_format.format('id')), result)
             # With extra whitespace.
             result = self.connector.validate.sanitize_order_by_clause(' id ')
-            self.assertText(result, '\nORDER BY {0}'.format(self._quote_order_by_format.format('id')))
+            self.assertText('\nORDER BY {0}'.format(self._quote_order_by_format.format('id')), result)
             # With full statement - upper.
             result = self.connector.validate.sanitize_order_by_clause('ORDER BY id')
-            self.assertText(result, '\nORDER BY {0}'.format(self._quote_order_by_format.format('id')))
+            self.assertText('\nORDER BY {0}'.format(self._quote_order_by_format.format('id')), result)
             # With full statement - lower.
             result = self.connector.validate.sanitize_order_by_clause('order by id')
-            self.assertText(result, '\nORDER BY {0}'.format(self._quote_order_by_format.format('id')))
+            self.assertText('\nORDER BY {0}'.format(self._quote_order_by_format.format('id')), result)
 
             # Two vals provided.
             result = self.connector.validate.sanitize_order_by_clause('id, name')
             self.assertText(
-                result,
                 '\nORDER BY {0}, {1}'.format(
                     self._quote_order_by_format.format('id'),
                     self._quote_order_by_format.format('name')
                 ),
+                result,
             )
             # With extra whitespace.
             result = self.connector.validate.sanitize_order_by_clause(' id ,  name ')
             self.assertText(
-                result,
                 '\nORDER BY {0}, {1}'.format(
                     self._quote_order_by_format.format('id'),
                     self._quote_order_by_format.format('name'),
                 ),
+                result,
             )
 
             # Three vals provided.
             result = self.connector.validate.sanitize_order_by_clause('id, name, code')
             self.assertText(
-                result,
                 '\nORDER BY {0}, {1}, {2}'.format(
                     self._quote_order_by_format.format('id'),
                     self._quote_order_by_format.format('name'),
                     self._quote_order_by_format.format('code'),
                 ),
+                result,
             )
             # With extra whitespace.
             result = self.connector.validate.sanitize_order_by_clause(' id ,  name ,  code ')
             self.assertText(
-                result,
                 '\nORDER BY {0}, {1}, {2}'.format(
                     self._quote_order_by_format.format('id'),
                     self._quote_order_by_format.format('name'),
                     self._quote_order_by_format.format('code'),
                 ),
+                result,
             )
 
         with self.subTest('Values as triple str - Without quotes'):
             # Single val provided.
             result = self.connector.validate.sanitize_order_by_clause("""id""")
-            self.assertText(result, '\nORDER BY {0}'.format(self._quote_order_by_format.format('id')))
+            self.assertText('\nORDER BY {0}'.format(self._quote_order_by_format.format('id')), result)
             # With extra whitespace.
             result = self.connector.validate.sanitize_order_by_clause(""" id """)
-            self.assertText(result, '\nORDER BY {0}'.format(self._quote_order_by_format.format('id')))
+            self.assertText('\nORDER BY {0}'.format(self._quote_order_by_format.format('id')), result)
             # With full statement - upper.
             result = self.connector.validate.sanitize_order_by_clause("""ORDER BY id""")
-            self.assertText(result, '\nORDER BY {0}'.format(self._quote_order_by_format.format('id')))
+            self.assertText('\nORDER BY {0}'.format(self._quote_order_by_format.format('id')), result)
             # With full statement - lower.
             result = self.connector.validate.sanitize_order_by_clause("""order by id""")
-            self.assertText(result, '\nORDER BY {0}'.format(self._quote_order_by_format.format('id')))
+            self.assertText('\nORDER BY {0}'.format(self._quote_order_by_format.format('id')), result)
 
             # Two vals provided.
             result = self.connector.validate.sanitize_order_by_clause("""id, name""")
             self.assertText(
-                result,
                 '\nORDER BY {0}, {1}'.format(
                     self._quote_order_by_format.format('id'),
                     self._quote_order_by_format.format('name'),
                 ),
+                result,
             )
             # With extra whitespace.
             result = self.connector.validate.sanitize_order_by_clause(""" id ,  name """)
             self.assertText(
-                result,
                 '\nORDER BY {0}, {1}'.format(
                     self._quote_order_by_format.format('id'),
                     self._quote_order_by_format.format('name'),
                 ),
+                result,
             )
 
             # Three vals provided.
             result = self.connector.validate.sanitize_order_by_clause("""id, name, code""")
             self.assertText(
-                result,
                 '\nORDER BY {0}, {1}, {2}'.format(
                     self._quote_order_by_format.format('id'),
                     self._quote_order_by_format.format('name'),
                     self._quote_order_by_format.format('code'),
                 ),
+                result,
             )
             # With extra whitespace.
             result = self.connector.validate.sanitize_order_by_clause(""" id ,  name ,  code """)
             self.assertText(
-                result,
                 '\nORDER BY {0}, {1}, {2}'.format(
                     self._quote_order_by_format.format('id'),
                     self._quote_order_by_format.format('name'),
                     self._quote_order_by_format.format('code'),
                 ),
+                result,
             )
 
         with self.subTest('Values as list - Without quotes'):
             # Single val provided.
             result = self.connector.validate.sanitize_order_by_clause(['id'])
-            self.assertText(result, '\nORDER BY {0}'.format(self._quote_order_by_format.format('id')))
+            self.assertText('\nORDER BY {0}'.format(self._quote_order_by_format.format('id')), result)
             # With extra whitespace.
             result = self.connector.validate.sanitize_order_by_clause([' id '])
-            self.assertText(result, '\nORDER BY {0}'.format(self._quote_order_by_format.format('id')))
+            self.assertText('\nORDER BY {0}'.format(self._quote_order_by_format.format('id')), result)
 
             # Two vals provided.
             result = self.connector.validate.sanitize_order_by_clause(['id', 'name'])
             self.assertText(
-                result,
                 '\nORDER BY {0}, {1}'.format(
                     self._quote_order_by_format.format('id'),
                     self._quote_order_by_format.format('name'),
                 ),
+                result,
             )
             # With extra whitespace.
             result = self.connector.validate.sanitize_order_by_clause([' id ', ' name '])
             self.assertText(
-                result,
                 '\nORDER BY {0}, {1}'.format(
                     self._quote_order_by_format.format('id'),
                     self._quote_order_by_format.format('name'),
                 ),
+                result,
             )
 
             # Three vals provided.
             result = self.connector.validate.sanitize_order_by_clause(['id', 'name', 'code'])
             self.assertText(
-                result,
                 '\nORDER BY {0}, {1}, {2}'.format(
                     self._quote_order_by_format.format('id'),
                     self._quote_order_by_format.format('name'),
                     self._quote_order_by_format.format('code'),
                 ),
+                result,
             )
             # With extra whitespace.
             result = self.connector.validate.sanitize_order_by_clause([' id ', ' name ', ' code '])
             self.assertText(
-                result,
                 '\nORDER BY {0}, {1}, {2}'.format(
                     self._quote_order_by_format.format('id'),
                     self._quote_order_by_format.format('name'),
                     self._quote_order_by_format.format('code'),
                 ),
+                result,
             )
 
         with self.subTest('Values as tuple - Without quotes'):
             # Single val provided.
             result = self.connector.validate.sanitize_order_by_clause(('id',))
-            self.assertText(result, '\nORDER BY {0}'.format(self._quote_order_by_format.format('id')))
+            self.assertText('\nORDER BY {0}'.format(self._quote_order_by_format.format('id')), result)
             # With extra whitespace.
             result = self.connector.validate.sanitize_order_by_clause((' id ',))
-            self.assertText(result, '\nORDER BY {0}'.format(self._quote_order_by_format.format('id')))
+            self.assertText('\nORDER BY {0}'.format(self._quote_order_by_format.format('id')), result)
 
             # Two vals provided.
             result = self.connector.validate.sanitize_order_by_clause(('id', 'name'))
             self.assertText(
-                result,
                 '\nORDER BY {0}, {1}'.format(
                     self._quote_order_by_format.format('id'),
                     self._quote_order_by_format.format('name'),
                 ),
+                result,
             )
             # With extra whitespace.
             result = self.connector.validate.sanitize_order_by_clause((' id ', ' name '))
             self.assertText(
-                result,
                 '\nORDER BY {0}, {1}'.format(
                     self._quote_order_by_format.format('id'),
                     self._quote_order_by_format.format('name'),
                 ),
+                result,
             )
 
             # Three vals provided.
             result = self.connector.validate.sanitize_order_by_clause(('id', 'name', 'code'))
             self.assertText(
-                result,
                 '\nORDER BY {0}, {1}, {2}'.format(
                     self._quote_order_by_format.format('id'),
                     self._quote_order_by_format.format('name'),
                     self._quote_order_by_format.format('code'),
                 ),
+                result,
             )
             # With extra whitespace.
             result = self.connector.validate.sanitize_order_by_clause((' id ', ' name ', ' code '))
             self.assertText(
-                result,
                 '\nORDER BY {0}, {1}, {2}'.format(
                     self._quote_order_by_format.format('id'),
                     self._quote_order_by_format.format('name'),
                     self._quote_order_by_format.format('code'),
                 ),
+                result,
             )
 
         with self.subTest('Values as str - With single quotes'):
             # Single val provided.
             result = self.connector.validate.sanitize_order_by_clause("'id'")
-            self.assertText(result, '\nORDER BY {0}'.format(self._quote_order_by_format.format('id')))
+            self.assertText('\nORDER BY {0}'.format(self._quote_order_by_format.format('id')), result)
             # With full statement - upper.
             result = self.connector.validate.sanitize_order_by_clause("ORDER BY 'id'")
-            self.assertText(result, '\nORDER BY {0}'.format(self._quote_order_by_format.format('id')))
+            self.assertText('\nORDER BY {0}'.format(self._quote_order_by_format.format('id')), result)
             # With full statement - lower.
             result = self.connector.validate.sanitize_order_by_clause("order by 'id'")
-            self.assertText(result, '\nORDER BY {0}'.format(self._quote_order_by_format.format('id')))
+            self.assertText('\nORDER BY {0}'.format(self._quote_order_by_format.format('id')), result)
 
             # Two vals provided.
             result = self.connector.validate.sanitize_order_by_clause("'id', 'name'")
             self.assertText(
-                result,
                 '\nORDER BY {0}, {1}'.format(
                     self._quote_order_by_format.format('id'),
                     self._quote_order_by_format.format('name'),
                 ),
+                result,
             )
 
             # Three vals provided.
             result = self.connector.validate.sanitize_order_by_clause("'id', 'name', 'code'")
             self.assertText(
-                result,
                 '\nORDER BY {0}, {1}, {2}'.format(
                     self._quote_order_by_format.format('id'),
                     self._quote_order_by_format.format('name'),
                     self._quote_order_by_format.format('code')
                 ),
+                result,
             )
 
         with self.subTest('Values as list - With single quotes'):
             # Single val provided.
             result = self.connector.validate.sanitize_order_by_clause(["'id'"])
-            self.assertText(result, '\nORDER BY {0}'.format(self._quote_order_by_format.format('id')))
+            self.assertText('\nORDER BY {0}'.format(self._quote_order_by_format.format('id')), result)
 
             # Two vals provided.
             result = self.connector.validate.sanitize_order_by_clause(["'id'", "'name'"])
             self.assertText(
-                result,
                 '\nORDER BY {0}, {1}'.format(
                     self._quote_order_by_format.format('id'),
                     self._quote_order_by_format.format('name'),
                 ),
+                result,
             )
 
             # Three vals provided.
             result = self.connector.validate.sanitize_order_by_clause(["'id'", "'name'", "'code'"])
             self.assertText(
-                result,
                 '\nORDER BY {0}, {1}, {2}'.format(
                     self._quote_order_by_format.format('id'),
                     self._quote_order_by_format.format('name'),
                     self._quote_order_by_format.format('code'),
                 ),
+                result,
             )
 
         with self.subTest('Values as tuple - With single quotes'):
             # Single val provided.
             result = self.connector.validate.sanitize_order_by_clause(("'id'",))
-            self.assertText(result, '\nORDER BY {0}'.format(self._quote_order_by_format.format('id')))
+            self.assertText('\nORDER BY {0}'.format(self._quote_order_by_format.format('id')), result)
 
             # Two vals provided.
             result = self.connector.validate.sanitize_order_by_clause(("'id'", "'name'"))
             self.assertText(
-                result,
                 '\nORDER BY {0}, {1}'.format(
                     self._quote_order_by_format.format('id'),
                     self._quote_order_by_format.format('name'),
                 ),
+                result,
             )
 
             # Three vals provided.
             result = self.connector.validate.sanitize_order_by_clause(("'id'", "'name'", "'code'"))
             self.assertText(
-                result,
                 '\nORDER BY {0}, {1}, {2}'.format(
                     self._quote_order_by_format.format('id'),
                     self._quote_order_by_format.format('name'),
                     self._quote_order_by_format.format('code'),
                 ),
+                result,
             )
 
         with self.subTest('Values as str - With double quotes'):
             # Single val provided.
             result = self.connector.validate.sanitize_order_by_clause('"id"')
-            self.assertText(result, '\nORDER BY {0}'.format(self._quote_order_by_format.format('id')))
+            self.assertText('\nORDER BY {0}'.format(self._quote_order_by_format.format('id')), result)
             # With full statement - upper.
             result = self.connector.validate.sanitize_order_by_clause('ORDER BY "id"')
-            self.assertText(result, '\nORDER BY {0}'.format(self._quote_order_by_format.format('id')))
+            self.assertText('\nORDER BY {0}'.format(self._quote_order_by_format.format('id')), result)
             # With full statement - lower.
             result = self.connector.validate.sanitize_order_by_clause('order by "id"')
-            self.assertText(result, '\nORDER BY {0}'.format(self._quote_order_by_format.format('id')))
+            self.assertText('\nORDER BY {0}'.format(self._quote_order_by_format.format('id')), result)
 
             # Two vals provided.
             result = self.connector.validate.sanitize_order_by_clause('"id", "name"')
             self.assertText(
-                result,
                 '\nORDER BY {0}, {1}'.format(
                     self._quote_order_by_format.format('id'),
                     self._quote_order_by_format.format('name'),
                 ),
+                result,
             )
 
             # Three vals provided.
             result = self.connector.validate.sanitize_order_by_clause('"id", "name", code')
             self.assertText(
-                result,
                 '\nORDER BY {0}, {1}, {2}'.format(
                     self._quote_order_by_format.format('id'),
                     self._quote_order_by_format.format('name'),
                     self._quote_order_by_format.format('code'),
                 ),
+                result,
             )
 
         with self.subTest('Values as list - With double quotes'):
             # Single val provided.
             result = self.connector.validate.sanitize_order_by_clause(['"id"'])
-            self.assertText(result, '\nORDER BY {0}'.format(self._quote_order_by_format.format('id')))
+            self.assertText('\nORDER BY {0}'.format(self._quote_order_by_format.format('id')), result)
 
             # Two vals provided.
             result = self.connector.validate.sanitize_order_by_clause(['"id"', '"name"'])
             self.assertText(
-                result,
                 '\nORDER BY {0}, {1}'.format(
                     self._quote_order_by_format.format('id'),
                     self._quote_order_by_format.format('name'),
                 ),
+                result,
             )
 
             # Three vals provided.
             result = self.connector.validate.sanitize_order_by_clause(['"id"', '"name"', '"code"'])
             self.assertText(
-                result,
                 '\nORDER BY {0}, {1}, {2}'.format(
                     self._quote_order_by_format.format('id'),
                     self._quote_order_by_format.format('name'),
                     self._quote_order_by_format.format('code'),
                 ),
+                result,
             )
 
         with self.subTest('Values as tuple - With double quotes'):
             # Single val provided.
             result = self.connector.validate.sanitize_order_by_clause(('"id"',))
-            self.assertText(result, '\nORDER BY {0}'.format(self._quote_order_by_format.format('id')))
+            self.assertText('\nORDER BY {0}'.format(self._quote_order_by_format.format('id')), result)
 
             # Two vals provided.
             result = self.connector.validate.sanitize_order_by_clause(('"id"', '"name"'))
@@ -3690,101 +3694,102 @@ class CoreValidateTestMixin:
                     self._quote_order_by_format.format('id'),
                     self._quote_order_by_format.format('name'),
                 ),
+                result,
             )
 
             # Three vals provided.
             result = self.connector.validate.sanitize_order_by_clause(('"id"', '"name"', '"code"'))
             self.assertText(
-                result,
                 '\nORDER BY {0}, {1}, {2}'.format(
                     self._quote_order_by_format.format('id'),
                     self._quote_order_by_format.format('name'),
                     self._quote_order_by_format.format('code'),
                 ),
+                result,
             )
 
         with self.subTest('Values as str - With backtick quotes'):
             # Single val provided.
             result = self.connector.validate.sanitize_order_by_clause('`id`')
-            self.assertText(result, '\nORDER BY {0}'.format(self._quote_order_by_format.format('id')))
+            self.assertText('\nORDER BY {0}'.format(self._quote_order_by_format.format('id')), result)
             # With full statement - upper.
             result = self.connector.validate.sanitize_order_by_clause('ORDER BY `id`')
-            self.assertText(result, '\nORDER BY {0}'.format(self._quote_order_by_format.format('id')))
+            self.assertText('\nORDER BY {0}'.format(self._quote_order_by_format.format('id')), result)
             # With full statement - lower.
             result = self.connector.validate.sanitize_order_by_clause('order by `id`')
-            self.assertText(result, '\nORDER BY {0}'.format(self._quote_order_by_format.format('id')))
+            self.assertText('\nORDER BY {0}'.format(self._quote_order_by_format.format('id')), result)
 
             # Two vals provided.
             result = self.connector.validate.sanitize_order_by_clause('`id`, `name`')
             self.assertText(
-                result,
                 '\nORDER BY {0}, {1}'.format(
                     self._quote_order_by_format.format('id'),
                     self._quote_order_by_format.format('name'),
                 ),
+                result,
             )
 
             # Three vals provided.
             result = self.connector.validate.sanitize_order_by_clause('`id`, `name`, `code`')
             self.assertText(
-                result,
                 '\nORDER BY {0}, {1}, {2}'.format(
                     self._quote_order_by_format.format('id'),
                     self._quote_order_by_format.format('name'),
                     self._quote_order_by_format.format('code'),
                 ),
+                result,
             )
 
         with self.subTest('Values as list - With backtick quotes'):
             # Single val provided.
             result = self.connector.validate.sanitize_order_by_clause(['`id`'])
-            self.assertText(result, '\nORDER BY {0}'.format(self._quote_order_by_format.format('id')))
+            self.assertText('\nORDER BY {0}'.format(self._quote_order_by_format.format('id')), result)
 
             # Two vals provided.
             result = self.connector.validate.sanitize_order_by_clause(['`id`', '`name`'])
             self.assertText(
-                result,
                 '\nORDER BY {0}, {1}'.format(
                     self._quote_order_by_format.format('id'),
                     self._quote_order_by_format.format('name'),
                 ),
+                result,
             )
 
             # Three vals provided.
             result = self.connector.validate.sanitize_order_by_clause(['`id`', '`name`', '`code`'])
             self.assertText(
-                result,
                 '\nORDER BY {0}, {1}, {2}'.format(
                     self._quote_order_by_format.format('id'),
                     self._quote_order_by_format.format('name'),
                     self._quote_order_by_format.format('code'),
                 ),
+                result,
             )
 
         with self.subTest('Values as tuple - With backtick quotes'):
             # Single val provided.
             result = self.connector.validate.sanitize_order_by_clause(('`id`',))
-            self.assertText(result, '\nORDER BY {0}'.format(self._quote_order_by_format.format('id')))
+            self.assertText('\nORDER BY {0}'.format(self._quote_order_by_format.format('id')), result)
 
             # Two vals provided.
             result = self.connector.validate.sanitize_order_by_clause(('`id`', '`name`'))
             self.assertText(
-                result,
                 '\nORDER BY {0}, {1}'.format(
                     self._quote_order_by_format.format('id'),
                     self._quote_order_by_format.format('name'),
                 ),
+                result,
             )
 
             # Three vals provided.
             result = self.connector.validate.sanitize_order_by_clause(('`id`', '`name`', '`code`'))
             self.assertText(
-                result,
                 '\nORDER BY {0}, {1}, {2}'.format(
                     self._quote_order_by_format.format('id'),
                     self._quote_order_by_format.format('name'),
                     self._quote_order_by_format.format('code'),
                 ),
+                result,
             )
 
         with self.subTest('Values as non-standard types'):
@@ -3792,25 +3797,17 @@ class CoreValidateTestMixin:
             #  I think only literal column names should work.
             result = self.connector.validate.sanitize_order_by_clause((1, True))
             self.assertText(
-                result,
                 '\nORDER BY {0}, {1}'.format(
                     self._quote_order_by_format.format(1),
                     self._quote_order_by_format.format(True),
                 ),
+                result,
             )
 
     def test__sanitize_order_by_clause__failure(self):
         """
         Test sanitizing an ORDER BY clause, in cases when it should fail.
         """
-        # "ORDER BY" provided without any additional values.
-        with self.assertRaises(ValueError) as err:
-            self.connector.validate.sanitize_order_by_clause('ORDER BY')
-        self.assertText('Invalid ORDER BY clause.', str(err.exception))
-        with self.assertRaises(ValueError) as err:
-            self.connector.validate.sanitize_order_by_clause('   ORDER BY   ')
-        self.assertText('Invalid ORDER BY clause.', str(err.exception))
-
         # Param "*" provided.
         with self.assertRaises(ValueError) as err:
             self.connector.validate.sanitize_order_by_clause('*')
@@ -3821,59 +3818,61 @@ class CoreValidateTestMixin:
             self.connector.validate.sanitize_order_by_clause('* , id')
         self.assertText('The * identifier can only be used in a SELECT clause.', str(err.exception))
 
-        # Mistmatching quotes - double then single.
-        identifier = """\"id'"""
-        with self.assertRaises(ValueError) as err:
-            self.connector.validate.sanitize_order_by_clause(identifier)
-        self.assertText(
-            'Found mismatching quotes for identifier "id\'',
-            str(err.exception),
-        )
-
-        # Mistmatching quotes - single then double.
-        identifier = """'id\""""
-        with self.assertRaises(ValueError) as err:
-            self.connector.validate.sanitize_order_by_clause(identifier)
-        self.assertText(
-            'Found mismatching quotes for identifier \'id"',
-            str(err.exception),
-        )
-
-        # Mistmatching quotes - backtick then single.
-        identifier = "`id'"
-        with self.assertRaises(ValueError) as err:
-            self.connector.validate.sanitize_order_by_clause(identifier)
-        self.assertText(
-            'Found mismatching quotes for identifier `id\'',
-            str(err.exception),
-        )
-
-        # Mistmatching quotes - single then backtick.
-        identifier = "'id`"
-        with self.assertRaises(ValueError) as err:
-            self.connector.validate.sanitize_order_by_clause(identifier)
-        self.assertText(
-            'Found mismatching quotes for identifier \'id`',
-            str(err.exception),
-        )
-
-        # Mistmatching quotes - double then backtick.
-        identifier = '"id`'
-        with self.assertRaises(ValueError) as err:
-            self.connector.validate.sanitize_order_by_clause(identifier)
-        self.assertText(
-            'Found mismatching quotes for identifier "id`',
-            str(err.exception),
-        )
-
-        # Mistmatching quotes - backtick then double.
-        identifier = '`id"'
-        with self.assertRaises(ValueError) as err:
-            self.connector.validate.sanitize_order_by_clause(identifier)
-        self.assertText(
-            'Found mismatching quotes for identifier `id"',
-            str(err.exception),
-        )
+        # # For now, we are no longer testing this.
+        # # While uncommon, there might be legitimate cases where a string starts/ends with one quote.
+        # # Mistmatching quotes - double then single.
+        # identifier = """\"id'"""
+        # with self.assertRaises(ValueError) as err:
+        #     self.connector.validate.sanitize_order_by_clause(identifier)
+        # self.assertText(
+        #     'Found mismatching quotes for identifier "id\'',
+        #     str(err.exception),
+        # )
+        #
+        # # Mistmatching quotes - single then double.
+        # identifier = """'id\""""
+        # with self.assertRaises(ValueError) as err:
+        #     self.connector.validate.sanitize_order_by_clause(identifier)
+        # self.assertText(
+        #     'Found mismatching quotes for identifier \'id"',
+        #     str(err.exception),
+        # )
+        #
+        # # Mistmatching quotes - backtick then single.
+        # identifier = "`id'"
+        # with self.assertRaises(ValueError) as err:
+        #     self.connector.validate.sanitize_order_by_clause(identifier)
+        # self.assertText(
+        #     'Found mismatching quotes for identifier `id\'',
+        #     str(err.exception),
+        # )
+        #
+        # # Mistmatching quotes - single then backtick.
+        # identifier = "'id`"
+        # with self.assertRaises(ValueError) as err:
+        #     self.connector.validate.sanitize_order_by_clause(identifier)
+        # self.assertText(
+        #     'Found mismatching quotes for identifier \'id`',
+        #     str(err.exception),
+        # )
+        #
+        # # Mistmatching quotes - double then backtick.
+        # identifier = '"id`'
+        # with self.assertRaises(ValueError) as err:
+        #     self.connector.validate.sanitize_order_by_clause(identifier)
+        # self.assertText(
+        #     'Found mismatching quotes for identifier "id`',
+        #     str(err.exception),
+        # )
+        #
+        # # Mistmatching quotes - backtick then double.
+        # identifier = '`id"'
+        # with self.assertRaises(ValueError) as err:
+        #     self.connector.validate.sanitize_order_by_clause(identifier)
+        # self.assertText(
+        #     'Found mismatching quotes for identifier `id"',
+        #     str(err.exception),
+        # )
 
     def test__sanitize_limit_clause__success(self):
         """
@@ -3881,70 +3880,70 @@ class CoreValidateTestMixin:
         """
         # None provided. Defaults back to empty string.
         result = self.connector.validate.sanitize_limit_clause(None)
-        self.assertText(result, '')
+        self.assertText('', result)
 
         # Empty string provided (single-quote str).
         result = self.connector.validate.sanitize_limit_clause('')
-        self.assertText(result, '')
+        self.assertText('', result)
 
         # Empty string provided (double-quote str).
         result = self.connector.validate.sanitize_limit_clause("")
-        self.assertText(result, '')
+        self.assertText('', result)
 
         # Empty string provided (triple double-quote str).
         result = self.connector.validate.sanitize_limit_clause("""""")
-        self.assertText(result, '')
+        self.assertText('', result)
 
         with self.subTest('Limit of 1 (lowest acceptable limit)'):
             # As int.
             result = self.connector.validate.sanitize_limit_clause(1)
-            self.assertText(result, ' LIMIT 1')
+            self.assertText(' LIMIT 1', result)
 
             # As str.
             result = self.connector.validate.sanitize_limit_clause('1')
-            self.assertText(result, ' LIMIT 1')
+            self.assertText(' LIMIT 1', result)
 
             # As full str (upper).
             result = self.connector.validate.sanitize_limit_clause('LIMIT 1')
-            self.assertText(result, ' LIMIT 1')
+            self.assertText(' LIMIT 1', result)
 
             # As full str (lower).
             result = self.connector.validate.sanitize_limit_clause('limit 1')
-            self.assertText(result, ' LIMIT 1')
+            self.assertText(' LIMIT 1', result)
 
         with self.subTest('Limit of 2'):
             # As int.
             result = self.connector.validate.sanitize_limit_clause(2)
-            self.assertText(result, ' LIMIT 2')
+            self.assertText(' LIMIT 2', result)
 
             # As str.
             result = self.connector.validate.sanitize_limit_clause('2')
-            self.assertText(result, ' LIMIT 2')
+            self.assertText(' LIMIT 2', result)
 
             # As full str (upper).
             result = self.connector.validate.sanitize_limit_clause('LIMIT 2')
-            self.assertText(result, ' LIMIT 2')
+            self.assertText(' LIMIT 2', result)
 
             # As full str (lower).
             result = self.connector.validate.sanitize_limit_clause('limit 2')
-            self.assertText(result, ' LIMIT 2')
+            self.assertText(' LIMIT 2', result)
 
         with self.subTest('Limit of 100'):
             # As int.
             result = self.connector.validate.sanitize_limit_clause(100)
-            self.assertText(result, ' LIMIT 100')
+            self.assertText(' LIMIT 100', result)
 
             # As str.
             result = self.connector.validate.sanitize_limit_clause('100')
-            self.assertText(result, ' LIMIT 100')
+            self.assertText(' LIMIT 100', result)
 
             # As full str (upper).
             result = self.connector.validate.sanitize_limit_clause('LIMIT 100')
-            self.assertText(result, ' LIMIT 100')
+            self.assertText(' LIMIT 100', result)
 
             # As full str (lower).
             result = self.connector.validate.sanitize_limit_clause('limit 100')
-            self.assertText(result, ' LIMIT 100')
+            self.assertText(' LIMIT 100', result)
 
     def test__sanitize_limit_clause__failure(self):
         """
diff --git a/tests/connectors/mysql/test_clauses.py b/tests/connectors/mysql/test_clauses.py
new file mode 100644
index 0000000000000000000000000000000000000000..2ede9e139bbf52022d54724996a79a8992e7164a
--- /dev/null
+++ b/tests/connectors/mysql/test_clauses.py
@@ -0,0 +1,25 @@
+"""
+Tests for "clauses" logic of "MySQL" DB Connector class.
+"""
+
+# System Imports.
+
+# Internal Imports.
+from .test_core import TestMysqlDatabaseParent
+from tests.connectors.core.test_clauses import CoreClauseTestMixin
+
+
+class TestMysqlDatabase(TestMysqlDatabaseParent, CoreClauseTestMixin):
+    """
+    Tests "MySQL" DB Connector class clause logic.
+    """
+    @classmethod
+    def setUpClass(cls):
+        # Run parent setup logic.
+        super().setUpClass()
+
+        # Also call CoreTestMixin setup logic.
+        cls.set_up_class()
+
+        # Define database name to use in tests.
+        cls.test_db_name = '{0}test_database'.format(cls.test_db_name_start)
diff --git a/tests/connectors/postgresql/test_clauses.py b/tests/connectors/postgresql/test_clauses.py
new file mode 100644
index 0000000000000000000000000000000000000000..c0ad10c50cedbd7e7387fadb85b561df96f145e5
--- /dev/null
+++ b/tests/connectors/postgresql/test_clauses.py
@@ -0,0 +1,25 @@
+"""
+Tests for "clause validation" logic of "PostgreSQL" DB Connector class.
+"""
+
+# System Imports.
+
+# Internal Imports.
+from .test_core import TestPostgresqlDatabaseParent
+from tests.connectors.core.test_clauses import CoreClauseTestMixin
+
+
+class TestPostgresqlDatabase(TestPostgresqlDatabaseParent, CoreClauseTestMixin):
+    """
+    Tests "PostgreSQL" DB Connector class clause validation logic.
+    """
+    @classmethod
+    def setUpClass(cls):
+        # Run parent setup logic.
+        super().setUpClass()
+
+        # Also call CoreTestMixin setup logic.
+        cls.set_up_class()
+
+        # Define database name to use in tests.
+        cls.test_db_name = '{0}test_database'.format(cls.test_db_name_start)