接下来,我们需要创建一个异步数据库连接,并在需要时创建表: fromsqlmodelimportcreate_async_engine,AsyncSessionfromsqlalchemy.ext.asyncioimportasync_sessionmaker DATABASE_URL="sqlite+aiosqlite:///database.db"engine=create_async_engine(DATABASE_URL,echo=True)asyncdefinit_db():asyncwithengine.begin()ascon...
orm import declarative_base, sessionmaker # 创建异步引擎对象 async_engine = create_async_engine('mysql+aiomysql://root:123456@xxx.xxx.xxx.xx/api', echo=True) # 创建orm模型基类 Base = declarative_base() # 创建异步会话管理对象 sessionLocal = sessionmaker(bind=async_engine, expire_on_commit=...
importasynciofromsqlmodelimportcreate_async_engine,Session# 创建异步引擎engine=create_async_engine(DATABASE_URL,echo=True)asyncdefget_session()->Session:asyncwithengine.begin()asconn:# 创建数据库表awaitconn.run_sync(SQLModel.metadata.create_all)async_session=Session(engine)returnasync_session# 上述代码...
from sqlmodel import Field, SQLModel, create_engine, Session, select from sqlalchemy.ext.asyncio import AsyncSession, async_scoped_session from sqlalchemy.dialects.postgresql import UUID import asyncio import databases DATABASE_URL = "postgresql+asyncpg://user:password@localhost/test" database = data...
{ ref } from'vue';import axios from'axios';const users = ref([]);const createUser = async () => {const response = await axios.post('http://localhost:8000/users/', {name: 'John Doe',age: 30 }); users.value.push(response.data);};const fetchUsers = async () => {const ...
engine= create_engine(sqlite_url, echo=True, connect_args=connect_args)defcreate_db_and_tables(): SQLModel.metadata.create_all(engine) app=FastAPI() @app.on_event("startup")defon_startup(): create_db_and_tables() @app.post("/heroes/", response_model=Hero)defcreate_hero(hero: Hero)...
engine = create_engine(db_url, echo=True, connect_args=connect_args) @app.on_event("startup") def on_startup(): # 创建表 SQLModel.metadata.create_all(engine) @app.post("/user") async def add_user(user: User): """新增用户的接口""" ...
SQLModel.metadata.create_all(engine)def get_session(): with Session(engine) as session: yield session 实现CRUD操作: from fastapi import Depends, HTTPException, status@app.post("/users/", response_model=User)def create_user(user: UserBase, session: Session = Depends(get_session)): session.add...
问如何在SQLModel中正确使用联接EN实际上，关系属性确实使这类操作更加简单和可读性更高。关于您的关系，...
{"check_same_thread":False} engine=create_engine(db_url,echo=True,connect_args=connect_args) @app.on_event("startup") defon_startup(): #创建表 SQLModel.metadata.create_all(engine) @app.post("/user") asyncdefadd_user(user:User): """新增用户的接口""" withSession(engine)assession: ...