MongoDB Node.js驱动中Collection对象的基本方法

    Node.js中创建一个Collection对象实例的方法:

var MongoClient = require('mongodb').MongoClient;
MongoClient.connect("mongodb://localhost:27017",function(err,db){
	dbo = db.db("test");
	collectionIns = dbo.collection("products");
	console.log(collectionIns);
	db.close();
});var MongoC