( df: pd.DataFrame, engine: Engine, table_name: str, schema_name: str, load_mode: str, )

(length=10)

(engine: Engine)

(self)

(connection_string: str)

()

()

(bank_data: list)

(transactions : list)

(transactions: list)

(credit_cards: list)

( users_ids: list, credit_card_data: list, subscription_data: list )

(credit_card_data: list, subscription_data: list)

()

()

()

()

()

()

()

()

()

()

()

()

()

()

(self, db_conn: DBConnection)

()

()