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29 lines
633 B
29 lines
633 B
"""
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数据缓冲平台 - 数据库连接
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"""
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from pathlib import Path
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from sqlalchemy import create_engine
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from sqlalchemy.orm import sessionmaker, declarative_base
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from app.config import DB_PATH
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# 确保数据目录存在
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DB_PATH.parent.mkdir(parents=True, exist_ok=True)
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engine = create_engine(
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f"sqlite:///{DB_PATH}",
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connect_args={"check_same_thread": False},
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pool_pre_ping=True,
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)
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SessionLocal = sessionmaker(autocommit=False, autoflush=False, bind=engine)
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Base = declarative_base()
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def get_db():
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"""获取数据库会话"""
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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()
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