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SQL Sequelize || By Munisekhar Udavalapati || MySQL || SQL

Patricia Arquette
Release: 2024-10-12 14:30:30
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SQL Sequelize || By Munisekhar Udavalapati || MySQL || SQL

Installing sequelize

npm install --save sequelize

You can also install MySQL. to use this command

npm install --save mysql2

Connecting to the database

javaScript const {Sequelize} =require('sequlize');
const sequelize =new Sequelize('database','username','password',{
host:'localhost',
dialect;
});

Testing the connection

javaScript try{
await sequlize.authenticate();
console.log('Connection success');
}catch(err){
console.error('Unable to connect to the database',err);
}

Model

Models are reprent's table from the database

const Sequelize=require('sequelize');
const sequelize=require('../util/db.js'); //database connection locations
const User=sequelize.define(
 'User', //table name 
  {  
    id:{
     type:Sequlize.INTEGER,
     autoIncrement:true,
     primaryKey:true
     },
     name:{
       type:Sequelize.STRING,
       allowNull: false,
     },
     email:{
        type:Sequelize.STRING,
        allowNull:false,
        unique:true
     }
  }

module.exports=User;
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