SQLAlchemy 2.0+ Skill

Quick Start

Basic Setup

from sqlalchemy.ext.asyncio import AsyncAttrs, async_sessionmaker, create_async_engine, AsyncSession
from sqlalchemy.orm import DeclarativeBase, Mapped, mapped_column
import asyncio

# Base class for models
class Base(AsyncAttrs, DeclarativeBase):
    pass

# Async engine
engine = create_async_engine("postgresql+asyncpg://user:pass@localhost/db")

# Session factory