File size: 931 Bytes
c39e06c fbb53e1 3a7de1b c39e06c | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 | from sqlalchemy.ext.asyncio import create_async_engine, async_sessionmaker, AsyncSession
from sqlalchemy.orm import DeclarativeBase
from backend.app.config.settings import settings
# Create async engine for Postgres using the resolved async URL
engine= create_async_engine(
settings.database_url_async,
echo= False,
future= True,
pool_pre_ping=True,
pool_recycle=30,
pool_size=5,
max_overflow=10,
connect_args={"timeout": 30.0}
)
# Create session factory
SessionLocal= async_sessionmaker(
bind= engine,
autocommit= False,
autoflush= False,
expire_on_commit= False,
class_= AsyncSession
)
# Declarative base for SQLAlchemy models
class Base(DeclarativeBase):
pass
# Dependency to retrieve a database session for requests
async def get_db():
async with SessionLocal() as session:
try:
yield session
finally:
await session.close() |