29 lines
740 B
Python
29 lines
740 B
Python
from sqlalchemy.ext.asyncio import create_async_engine, async_sessionmaker, AsyncSession
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from sqlalchemy.orm import DeclarativeBase
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from app.core.config import settings
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# 1. Async Engine
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# "check_same_thread": False is required for SQLite
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engine = create_async_engine(
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settings.DATABASE_URL,
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echo=False,
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connect_args={"check_same_thread": False} if "sqlite" in settings.DATABASE_URL else {}
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)
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# 2. Async Session Factory
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SessionLocal = async_sessionmaker(
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bind=engine,
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class_=AsyncSession,
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expire_on_commit=False,
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autoflush=False
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)
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# 3. Base Model
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class Base(DeclarativeBase):
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pass
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# 4. Dependency Injection for FastAPI
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async def get_db():
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async with SessionLocal() as session:
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yield session
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