Sequelize Common Operation Detailed Explanation and Example Code

Sequelize 常用操作demo

链接

var Sequelize = require('sequelize');var sequelize = new Sequelize('nodejs', 'root', '', {host : '127.0.0.1', port : '3306', dialect : 'mysql'});

查询

Task.findAll({limit : 10, age:{gt:3},order : 'id asc'}, {raw : true, logging : true, plain : false}).on('success', function(res){  console.log(res);}).on('failure', function(err){  console.log(err);})

统计

Task.count({where : {title : 'test_title_1'}}, {logging : false}).on('success', function(i){  console.log(i);}).on('failure', function(err){  console.log(err);});

最大或最小

Task.max('id').on('success', function(max){  console.log(max);}).on('failure', function(err){  console.log(err);});

插入

Task.build({title : 'test_title_3', 'description' : 'test_description_3'}).save().on('success', function(msg){  console.log(msg);}).on('failure', function(err){  console.log(err);});Task.create({title : 'test_title_4', 'description' : 'test_description_4'}).on('success', function(msg){  console.log(msg);}).on('failure', function(err){  console.log(err);});

修改

Task.update({description : 'test_description_2000'}, {id : '2'}).on('success', function(msg){  console.log(msg);}).on('failure', function(err){  console.log(err);});

删除

Task.destroy({id : '4'}).on('success', function(msg){  console.log(msg);}).on('failure', function(err){  console.log(err);});

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