sql.py 文件源码

def sql_custom(app_config, style, connection):
    "Returns a list of the custom table modifying SQL statements for the given app."

    check_for_migrations(app_config, connection)

    output = []

    app_models = router.get_migratable_models(app_config, connection.alias)

    for model in app_models:
        output.extend(custom_sql_for_model(model, style, connection))

    return output