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- from sqlalchemy import create_engine
- from sqlalchemy.ext.declarative import declarative_base
- from sqlalchemy.orm import sessionmaker
- from app.core.config import settings
- engine = create_engine(settings.SQLALCHEMY_DATABASE_URL, pool_pre_ping=True, pool_size=1000, max_overflow=2000)
- SessionLocal = sessionmaker(autocommit=False, autoflush=False, bind=engine)
- Base = declarative_base()
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