MongoDB Node.js driver

標籤：

Node.js串連MongoDB的簡單一實例

安裝Node.js driver

　　

npm install mongodb -save

 

串連

var MongodbClient = require(‘mongodb‘).MongoClient;var url = ‘mongodb://localhost:27017/microblog‘;    //your db hostMongodbClient.connect(url, function (err, db) {    console.log("Connected to correctly to server");    //...do your CRUD job});

 

CRUD

　　CRUD的簡單一實例：這裡主要介紹查詢一個collection的所有document

　　

var doFind = function (db, callback) {    console.log("do query ...");    var cursor = db.collection(‘collection-name‘).find(); //collection-name is whose collection you want to query.    cursor.each(function (err, doc) {        if(doc!=null){            //...do your job        } else{            callback();//you can close mongodb here.        }    });}

參考資料：https://docs.mongodb.org/getting-started/node/

MongoDB Node.js driver