Mongoose v4.5.9发布，让node.js更优雅的操作MongoDB

   <p style="text-align: center;"><img alt="" src="https://simg.open-open.com/show/8b6dbbafd94e5f9bf087b7a0b31ef2d4.jpg" /></p>    <p>Mongoose是MongoDB的一个对象模型工具，既类似ORM，让node.js操作MongoDB更加方便。</p>    <p>官方例子：</p>    <pre>  <code class="language-javascript">// 引入 mongoose 这个模块  var mongoose = require('mongoose');  // 连接对应的数据库：mongodb://localhost/test  mongoose.connect('mongodb://localhost/test');  // 创建了一个名为 Cat 的 model，mongoose 会将名词变为复数，在这里，collection 的名字会是 `cats`。  // model定义: 有一个 String 类型的 name  var Cat = mongoose.model('Cat', {name: String});  var kitty = new Cat({ name: 'Zildjian'});  // 调用 .save 方法后，mongoose 会去你的 mongodb 中的 test 数据库里，存入一条记录。  kitty.save(function (err) {    if (err) {      console.log(err);    } else {      console.log('meow');    }  });</code></pre>    <h2>更新日志</h2>    <ul>     <li>docs: add mixed schema doc for Object literal #4400 <a href="/misc/goto?guid=4958993228261898662">Kikobeats</a></li>     <li>fix(query): cast $geoWithin and convert mongoose objects to POJOs before casting #4392</li>     <li>fix(schematype): dont cast defaults without parent doc #4390</li>     <li>fix(query): disallow passing empty string to findOne() #4378</li>     <li>fix(document): set single nested doc isNew correctly #4369</li>     <li>fix(types): checks field name correctly with nested arrays and populate #4365</li>     <li>fix(drivers): make debug output copy-pastable into mongodb shell #4352</li>     <li>fix(services): run update validators on nested paths #4332</li>     <li>fix(model): handle typeKey with discriminators #4339</li>     <li>fix(query): apply timestamps to child schemas when explicitly specified in update #4049</li>     <li>fix(schema): set prefix as nested path with add() #1730</li>    </ul>    <h2>下载</h2>    <ul>     <li><a href="/misc/goto?guid=4958993228369219851" rel="nofollow"><strong>Source code</strong> (zip)</a></li>     <li><a href="/misc/goto?guid=4958993228480042399" rel="nofollow"><strong>Source code</strong> (tar.gz)</a></li>    </ul>    <p> </p>    <p>本站原创，转载时保留以下信息：<br /> 本文转自：深度开源（open-open.com）<br /> 原文地址：<a href="http://www.open-open.com/news/view/43b82681">http://www.open-open.com/news/view/43b82681</a></p>