fix for quote_name

Author: bewithgaurav

mssql/operations.py

@@ -380,6 +380,21 @@ def quote_name(self, name):
         """
         if name.startswith('[') and name.endswith(']'):
             return name  # Quoting once is enough.
+        
+        # Handle schema.table names properly
+        if '.' in name and not (name.startswith('[') and name.endswith(']')):
+            parts = name.split('.')
+            if len(parts) == 2:
+                schema, table = parts
+                # Only split if both parts are meaningful (not empty)
+                if schema and table:
+                    # Quote each part separately if they aren't already quoted
+                    if not (schema.startswith('[') and schema.endswith(']')):
+                        schema = '[%s]' % schema
+                    if not (table.startswith('[') and table.endswith(']')):
+                        table = '[%s]' % table
+                    return '%s.%s' % (schema, table)
+        
         return '[%s]' % name
 
     def random_function_sql(self):

testapp/settings.py

@@ -330,10 +330,11 @@
         'foreign_object.test_tuple_lookups.TupleLookupsTests.test_tuple_in_subquery',
         'foreign_object.test_agnostic_order_trimjoin.TestLookupQuery.test_deep_mixed_backward',
 
-        # Migration data persistence - exclude entire module due to table name with spaces issue
-        'migration_test_data_persistence',
-        'migration_test_data_persistence.tests',
-        'migration_test_data_persistence.tests.MigrationDataPersistenceClassSetup',
+        # Migration data persistence tests - FIXED: table name with spaces issue resolved
+        # Fixed by improving quote_name method to handle schema.table names properly
+        # 'migration_test_data_persistence.tests.MigrationDataPersistenceTestCase.test_persistence',
+        # 'migration_test_data_persistence.tests.MigrationDataPersistenceClassSetup.test_data_available_in_class_setup', 
+        # 'migration_test_data_persistence.tests.MigrationDataNormalPersistenceTestCase.test_persistence',
 
         # Multi-column foreign key tests with tuple lookups - also affected by SQL Server limitations
         # TODO: Fix tuple lookup generation for multi-column FKs