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stardrophere
22 lines
609 B
Python
22 lines
609 B
Python
# database.py
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from sqlalchemy import create_engine
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from sqlalchemy.orm import sessionmaker
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# SQLite 数据库文件位置
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SQLALCHEMY_DATABASE_URL = "sqlite:///./data/demo.db"
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# 创建数据库引擎
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engine = create_engine(
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SQLALCHEMY_DATABASE_URL, connect_args={"check_same_thread": False}
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)
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# 创建数据库会话工厂
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SessionLocal = sessionmaker(autocommit=False, autoflush=False, bind=engine)
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# 依赖注入函数：每个请求过来时，给它发一个数据库连接，请求结束时自动关闭
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def get_db():
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db = SessionLocal()
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try:
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yield db
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finally:
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db.close() |