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36 lines
802 B
36 lines
802 B
1 year ago
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import sqlalchemy
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from sqlalchemy.orm import declarative_base, sessionmaker, Session # declarative 声明式
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from sqlalchemy import create_engine, Column, Integer, String
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# 创建数据引擎
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HOST = "home.rogersun.cn"
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USER = "root"
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PWD = "Sxzgx1209"
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PORT = "3306"
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DB = "orm_sqlalchemy"
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URI = f"mysql+pymysql://{USER}:{PWD}@{HOST}:{PORT}/{DB}"
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engine = create_engine(URI, echo=True)
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# 创建session
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session = sessionmaker(engine)
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# with session
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# with Session(engine) as db_session:
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# session.begin()
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# try:
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# db_session.add("some_object")
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# db_session.add("some_other_object")
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# except:
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# db_session.rollback()
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# raise
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# else:
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# db_session.commit()
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# 生成orm基类
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Base = declarative_base()
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class User(Base):
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__tablename__ = 'user'
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