mongo_pro
v1.1.1
Published
```js npm install mongo_pro ```
Downloads
6
Readme
安装
npm install mongo_pro
快速开始
const app = require('express')();
const DB = require('mongo_pro');
app.use( DB{
host: 'mongodb://localhost', //主机地址
port: '27017', //端口号
database: 'test' //链接数据库名称
})
使用实例
1.find
req.db.collection('user').find({'account':account},(err,result)=>{
if(err) throw err;
console.log(result)
}
2.insert
req.db.collection('user').insert({'account':account,'age':35},(err,result)=>{
if(err) throw err;
console.log(result)
}
3.update
req.db.collection('user').update({'account':account},{$set:{'age':34}},{upsert:true,multi:false},(err,result)=>{
if(err) throw err;
console.log(result)
}
4.remove
req.db.collection('user').remove({'account':account},(err,result)=>{
if(err) throw err;
console.log(result)
}
5.skip,limit,sort
req.da.collection('user').sort(_id:1).skip(2).limit(5).find({'account':account},(err,result)=>{
if(err) throw err;
console.log(result);
})
6.aggregate
req.db.collection('user').aggregate([{$group:{_id:'$account',result: {$sum:'$age'}}}],(err,result)=>{
if(err) throw err;
console.log(result)
})