var MongoClient = require('mongodb').MongoClient;
var DB_CONN_STR = 'mongodb://localhost:27017/admin'; //# 数据库为 admin
var insertData = function(db, callback) {
  //连接到表 site
  var collection = db.collection('admin');

  //插入数据
  var data = [{
  "name": "唐荣",
  "url": "www.baidu.com",
  "age":18,
  "sex":"man"
  }, {
    "name": "菜鸟工具",
    "url": "c.runoob.com"
  }];
  collection.insert(data, function(err, result) {
    if(err) {
      console.log('Error:' + err);
      return;
     }
      callback(result);
   });

  //查询数据
  var whereStr = {"name":'菜鸟教程'};
  collection.find(whereStr).toArray(function(err, result) {
    if(err){
      console.log('Error:'+ err);
      return;
    }
    callback(result);
   });

  //更新数据
  var whereStr = {"name":'菜鸟教程'};
  var updateStr = {$set: { "url" : "888888888888" }};
  collection.update(whereStr,updateStr, function(err, result) {
    if(err){
      console.log('Error:'+ err);
      return;
    }
    callback(result);
  });

  //删除数据
  var whereStr = {"name":'菜鸟教程'};
  collection.remove(whereStr, function(err, result) {
    if(err){
      console.log('Error:'+ err);
      return;
    }
      callback(result);
    });
  }
  MongoClient.connect(DB_CONN_STR, function(err, db) {
    console.log("连接成功!");
  insertData(db, function(result) {
    console.log(result);
    db.close();
    });
  });

posted on 2017-09-06 14:13  佑之以航  阅读(274)  评论(0编辑  收藏  举报