sqlalchemy create_engineColumnIntegerStringTextBooleanDate
sqlalchemy.ext.declarative declarative_base
sqlalchemy.orm sessionmaker


HOSTNAME = PORT = DATABASE = USERNAME = PASSWORD = DB_URI = .format(
    USERNAMEPASSWORDHOSTNAMEPORTDATABASE
)

engine = create_engine(DB_URI=)

Session = (=engine)
dbSesion = Session()

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sqlalchemy 學習(一) ----> 創建一個sqlalchemy引擎