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                fastapi操作數據庫是獨立的 ``` pip install mysqlclient #執行命令安裝拓展 ``` ## 用ptyhon sqlalchemy框架 ``` 創建 __init__.py 和database.py 2個文件 __init__.py留空 database.py 里寫以下代碼 ``` ![](https://img.kancloud.cn/a1/2f/a12f2e7cdb9abbf04552652df82184f6_381x370.png) ~~~ from sqlalchemy.engine import create_engine #創建engine對象 conn_url='mysql://root:root@127.0.0.1:3306/blog?charset=utf8' #數據庫 賬號,密碼,地址, 數據庫名字 engine=create_engine(conn_url,encoding='utf-8',echo=True) #創建ORM基類 from sqlalchemy.ext.declarative import declarative_base Base=declarative_base(bind=engine) #導入列表和數據類型 from sqlalchemy import Column from sqlalchemy.types import Integer,String,Date,DateTime,Float,Text from sqlalchemy import Boolean, Column, ForeignKey, Integer, String #自定義類創建數據庫表 # class User(Base): # __tablename__='id' # userid=Column(Integer,primary_key=True,autoincrement=True) # uname = Column(String(length=20)) # birth=Column(Date) # class Address(Base): # __tablename__='t_address' # aid=Column(Integer,primary_key=True,autoincrement=True) # aname=Column(Text) Base.metadata.create_all() ~~~
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