utils¶ async advanced_alchemy.alembic.utils.drop_all(engine, version_table_name, metadata)[source]¶ Drop all tables in the database. Parameters: engine¶ – The database engine. version_table_name¶ – The name of the version table. metadata¶ – The metadata object containing the tables to drop. Raises: MissingDependencyError – If the rich package is not installed.