新建文件 app.js
内容如下:
- var mongoose = require('mongoose')
- , Schema = mongoose.Schema;
- mongoose.connect('mongodb://localhost/test');
- 1.定义schema,也就是传统意义的表结构
- var BlogSchema = new Schema({
- user_id : {type : Number, index : true}
- ,username : {type : String}
- });
- 2.定义model
- mongoose.model("Blog", BlogSchema);
- //mongoose.model("Blog", BlogSchema,"BLOG"); model名,绑定的schema,db collection名
- 3.日常操作
- var Blog = mongoose.model("Blog"); //获得model实例
- var blog1 = new Blog();
- blog1.id = 4;
- blog1.title="ully";
- blog1.save(function(err) { //存储
- if (err) {
- console.log('save failed');
- }
- console.log('save success');
- });
- Blog.find({id:4},function(err,docs){
- console.log(docs);
- });
- Blog.remove({id:4},function(err,docs){
- console.log(docs);
- });
- Blog.update({id:4,title:"ulii"},function(err,docs){
- console.log(docs);
- });
执行 node app.js 即可