              editor.alter_db_table(Author, "schema_otherauthor", "schema_author")
          # Ensure the table is still there
          Author._meta.db_table = "schema_author"
          columns = self.column_classes(Author)
          self.assertEqual(columns['name'][0], "CharField")
  
      def test_add_remove_index(self):
          """
          Tests index addition and removal
          """
 
</s> remove         self.assertEqual(columns['name'][0], "CharField")
 </s> add         self.assertEqual(columns['name'][0], connection.features.introspected_field_types['CharField']) </s> remove         self.assertEqual(columns['name'][0], "CharField")
 </s> add         self.assertEqual(columns['name'][0], connection.features.introspected_field_types['CharField']) </s> remove         self.assertEqual(columns['tagm2mtest_id'][0], "IntegerField")
 </s> add         self.assertEqual(columns['tagm2mtest_id'][0], connection.features.introspected_field_types['IntegerField']) </s> remove         self.assertEqual(columns['book_id'][0], "IntegerField")
        self.assertEqual(columns['tag_id'][0], "IntegerField")
 </s> add         self.assertEqual(columns['book_id'][0], connection.features.introspected_field_types['IntegerField'])
        self.assertEqual(columns['tag_id'][0], connection.features.introspected_field_types['IntegerField']) </s> remove         self.assertEqual(columns['name'][0], "CharField")
 </s> add         self.assertEqual(columns['name'][0], connection.features.introspected_field_types['CharField'])
        self.assertEqual(columns['name'][0], connection.features.introspected_field_types['CharField'])
              editor.alter_db_table(Author, "schema_otherauthor", "schema_author")
          # Ensure the table is still there
          Author._meta.db_table = "schema_author"
          columns = self.column_classes(Author)
        self.assertEqual(columns['name'][0], connection.features.introspected_field_types['CharField'])
  
      def test_add_remove_index(self):
          """
          Tests index addition and removal
          """
keep keep keep keep replace keep keep keep keep keep
 Refs #31630 -- Added CharField and IntegerField to DatabaseFeatures.introspected_field_types.

CockroachDB introspects CharField as TextField and IntegerField as
BigIntegerField. 
tests/schema/tests.py