标签:string use com dex question reg turn 查询 __name__
增加:
db.session.add(user)
db.session.commit()
查询:
User.query.filter(User.username == ‘mis1114‘).first()
修改:
user.password = ‘111111‘
db.session.commit()
删除:
db.session.delete(user)
db.session.commit()
from flask import Flask,render_template 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.Column(db.String(20), nullable=False) password = db.Column(db.String(20), nullable=False) nickname = db.Column(db.String(50)) #db.create_all() #增加数据 user=User(username = ‘mis1234‘,password = ‘111111‘) db.session.add(user) db.session.commit() #查询数据 user=User.query.filter(user.username == ‘mis1234‘).first() print(user.id,user.username,user.password) #修改数据 user=User.query.filter(user.username == ‘mis3333‘).first() user.password = ‘0000‘ db.session.commit() #删除数据 user=User.query.filter(user.username == ‘mis3333‘).first() db.session.delete(user) db.session.commit() @app.route(‘/login‘) def login(): return render_template(‘login.html‘) @app.route(‘/register‘) def register(): return render_template(‘register.html‘) @app.route(‘/question‘) def question(): return render_template(‘question.html‘) @app.route(‘/base‘) def base(): return render_template(‘base.html‘) @app.route(‘/‘) def index(): return render_template(‘index.html‘) if __name__ == ‘__main__‘: app.run(debug=True)
增加:
查询:
修改:
删除:
标签:string use com dex question reg turn 查询 __name__
原文地址:http://www.cnblogs.com/jzx-089/p/7850894.html