通过用户模型，对数据库进行增删改查操作
时间：2021-07-01 10:21:17
帮助过：12人阅读
flask import Flask
from flask_sqlalchemy import SQLAlchemy
import config
app =
Flask(__name__)
app.config.from_object(config)
db=
SQLAlchemy(app)
class User (db.model):
__tablename__=
‘user‘
id=db.column(db.Integer,primary_key=True,autoincrement=
True)
username=db.Colum(db.String(
20),nullable=
False)
password=db.Colum(db.String(
20),nullable=
False)
nickname=db.Colum(db.String(
20))
#db.create_all()
user=User.query.filter(User.username==
‘mis1114‘).first()
user.password=
‘123456‘
db.session.commit()
print(user.id,user.password)
user=User(username=
‘mis1114‘)
db.session.add(user)
db.session.commit()
user.password =
‘111111‘
db.session.commit()
db.session.delete(user)
db.session.commit()
@app.route(‘/‘)
def hello_world():
return ‘Hello World!‘
if __name__ ==
‘__main__‘:
app.run()
SQLALCHEMY_DATABASE_URI = ‘mysql+pymysql://root:@127.0.0.1:3306/mis_db?charset=utf8‘
SQLALCHEMY_TRACK_MODIFICATIONS = False
通过用户模型，对数据库进行增删改查操作
标签：mis ati mysql track conf route table col 查询
