Sequelize 常用操作详解及实例代码
Sequelize常用操作demo
链接
varSequelize=require('sequelize');
varsequelize=newSequelize('nodejs','root','',{host:'127.0.0.1',port:'3306',dialect:'mysql'});
查询
Task.findAll({limit:10,age:{gt:3},order:'idasc'},{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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