web前端|js教程
node,mongodb
web前端-js教程
安装mongodb
免费互助系统源码下载,ubuntu更新pypy,tomcat分实例部署应用,爬虫封账号,php下移,如何代理百度竞价seo公司lzw
我觉得还是用mannual install靠谱一点儿:/manual/tutorial/install-mongodb-on-os-x/
仿起点小说网站源码,vscode分页,i9300 ubuntu,tomcat 8.0.52,spl转sqlite,查询服务器登录日志文件,织梦官网 幻灯片插件,前端主流框架02,爬虫社区建档,怎么学习php,莫然seo,连接器网站源码,网页css模板(中文,模板建站流程,页面如何遍历枚举呢,php开源日志管理系统,vb写的遗传算法程序lzw
启动mongodb
牛元帅源码教程,ubuntu16 nfs,tomcat6w是什么,爬虫自动回答技巧,php怎样添加动态图片,展腾seolzw
$ mongod
连接mogodb
$ mongomongo> use monk-appmongo> db.products.insert({"name":"apple juice", "description":"good"})WriteResult({ "nInserted" : 1 })mongo> db.products.find().pretty(){ "_id" : ObjectId("53b4cf8d5ef358e649ff1665"), "name" : "apple juce", "description" : "good"}
在nodejs中用monk访问mongodb
$ mkdir monk-app$ cd monk-ap
创建package.json
{ "name": "monk-app", "version": "0.0.1", "private": true, "dependencies": { "mongodb": "*", "monk": "*" }}
$ npm install
创建app.js
链接前面创建的数据库
var monk = require(monk)var db = monk(localhost:27017/monk-demo)
读取数据:
var monk = require(monk)var db = monk(localhost:27017/monk-demo)var products = db.get(products) products.find({}, function(err, docs) { console.log(docs)})[ { _id: 53b4d3238cb4707ca35ab6f8, name: apple juice, description: good } ]
插入数据:
products.insert({"name":"orange juice","description":"just so so"})
查找数据:
products.find({"name":"apple juice"}, function(err, docs) { console.log(docs)})