(
self,
operation: Operation,
old_state: State,
new_state: State,
schema_editor: BaseSchemaEditor,
supports_transactions: bool,
)
| 161 | await operation.database_forward(self.app_label, old_state, new_state, schema_editor) |
| 162 | |
| 163 | async def _run_database_backward( |
| 164 | self, |
| 165 | operation: Operation, |
| 166 | old_state: State, |
| 167 | new_state: State, |
| 168 | schema_editor: BaseSchemaEditor, |
| 169 | supports_transactions: bool, |
| 170 | ) -> None: |
| 171 | # Only wrap individual operations if schema editor is not already atomic. |
| 172 | # Never wrap in a transaction when collecting SQL — no real DB needed. |
| 173 | atomic_operation = operation.atomic or (self.atomic and operation.atomic is not False) |
| 174 | if ( |
| 175 | not schema_editor.collect_sql |
| 176 | and not schema_editor.atomic_migration |
| 177 | and atomic_operation |
| 178 | and supports_transactions |
| 179 | ): |
| 180 | async with in_transaction(schema_editor.client.connection_name): |
| 181 | await operation.database_backward( |
| 182 | self.app_label, old_state, new_state, schema_editor |
| 183 | ) |
| 184 | else: |
| 185 | await operation.database_backward(self.app_label, old_state, new_state, schema_editor) |
no test coverage detected