{"id":29453,"date":"2024-02-07T17:40:02","date_gmt":"2023-08-03T19:45:40","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e8%a1%a8%e8%be%be-express%e3%80%81mongodb%e5%92%8cmongoose%e7%9a%84%e5%9f%ba%e6%9c%ac%e7%9f%a5%e8%af%86\/"},"modified":"2025-08-12T14:11:25","modified_gmt":"2025-08-12T06:11:25","slug":"%e8%a1%a8%e8%be%be-express%e3%80%81mongodb%e5%92%8cmongoose%e7%9a%84%e5%9f%ba%e6%9c%ac%e7%9f%a5%e8%af%86","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e8%a1%a8%e8%be%be-express%e3%80%81mongodb%e5%92%8cmongoose%e7%9a%84%e5%9f%ba%e6%9c%ac%e7%9f%a5%e8%af%86\/","title":{"rendered":"\u8868\u8fbe express\u3001mongodb\u548cmongoose\u7684\u57fa\u672c\u77e5\u8bc6"},"content":{"rendered":"<h1>\u6761\u4ef6<\/p>\n<ul class=\"post-ul\">\nMongoDB Server\u304c\u30ed\u30fc\u30ab\u30eb\u3067\u52d5\u4f5c\u3057\u3066\u3044\u308b\u524d\u63d0<br \/>\nMongoDB ver 2<br \/>\nMongoose ver 4.5.9\n<\/ul>\n<h1>\u5b89\u88c5MongoDB\uff08\u7248\u672c2\uff09<\/p>\n<blockquote><p>\u4f7f\u7528npm\u5b89\u88c5mongodb@2\uff0c\u5e76\u5c06\u5176\u4fdd\u5b58 &#8211;save<\/p><\/blockquote>\n<h1>\u8fdb\u884cMongoDB\u8fde\u63a5\u6d4b\u8bd5<\/p>\n<pre class=\"post-pre\"><code><span class=\"kd\">const<\/span> <span class=\"nx\">MongoClient<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">require<\/span><span class=\"p\">(<\/span><span class=\"dl\">'<\/span><span class=\"s1\">mongodb<\/span><span class=\"dl\">'<\/span><span class=\"p\">).<\/span><span class=\"nx\">MongoClient<\/span><span class=\"p\">;<\/span>\r\n<span class=\"nx\">MongoClient<\/span><span class=\"p\">.<\/span><span class=\"nx\">connect<\/span><span class=\"p\">(<\/span><span class=\"dl\">'<\/span><span class=\"s1\">mongodb:\/\/localhost:27017\/Test<\/span><span class=\"dl\">'<\/span><span class=\"p\">,<\/span> <span class=\"p\">(<\/span><span class=\"nx\">err<\/span><span class=\"p\">,<\/span> <span class=\"nx\">db<\/span><span class=\"p\">)<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"k\">if<\/span> <span class=\"p\">(<\/span><span class=\"nx\">err<\/span><span class=\"p\">)<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"k\">return<\/span> <span class=\"nx\">console<\/span><span class=\"p\">.<\/span><span class=\"nx\">log<\/span><span class=\"p\">(<\/span><span class=\"dl\">'<\/span><span class=\"s1\">Unable to connect to MongoDB server.<\/span><span class=\"dl\">'<\/span><span class=\"p\">);<\/span>\r\n    <span class=\"p\">}<\/span>\r\n    <span class=\"nx\">console<\/span><span class=\"p\">.<\/span><span class=\"nx\">log<\/span><span class=\"p\">(<\/span><span class=\"dl\">'<\/span><span class=\"s1\">Connected to MongoDB server<\/span><span class=\"dl\">'<\/span><span class=\"p\">);<\/span>\r\n\r\n    <span class=\"nx\">db<\/span><span class=\"p\">.<\/span><span class=\"nx\">close<\/span><span class=\"p\">()<\/span>\r\n<span class=\"p\">});<\/span>\r\n\r\n<\/code><\/pre>\n<blockquote><p>\u8fd0\u884c connect_mongodb.js \u6587\u4ef6\u7684\u8282\u70b9<\/p><\/blockquote>\n<h1>\u5b89\u88c5 Mongoose<\/p>\n<blockquote><p>\u8bf7\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u5b89\u88c5mongoose@4.5.9\u5e76\u4fdd\u5b58\u5230npm\uff1a <\/p>\n<p>&#8220;`npm install mongoose@4.5.9 &#8211;save&#8220;`<\/p><\/blockquote>\n<h1>\u4e2d\u56fd\u6bcd\u8bed\u7684\u91ca\u4e49\uff1a\u5c3e\u7070\u4e2d\u8fde\u63a5\u6d4b\u8bd5\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"kd\">var<\/span> <span class=\"nx\">mongoose<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">require<\/span><span class=\"p\">(<\/span><span class=\"dl\">\"<\/span><span class=\"s2\">mongoose<\/span><span class=\"dl\">\"<\/span><span class=\"p\">);<\/span>\r\n\r\n<span class=\"nx\">mongoose<\/span><span class=\"p\">.<\/span><span class=\"nb\">Promise<\/span> <span class=\"o\">=<\/span> <span class=\"nb\">global<\/span><span class=\"p\">.<\/span><span class=\"nb\">Promise<\/span><span class=\"p\">;<\/span>\r\n<span class=\"nx\">mongoose<\/span><span class=\"p\">.<\/span><span class=\"nx\">connect<\/span><span class=\"p\">(<\/span><span class=\"nx\">process<\/span><span class=\"p\">.<\/span><span class=\"nx\">env<\/span><span class=\"p\">.<\/span><span class=\"nx\">MONGODB_URI<\/span><span class=\"p\">);<\/span> <span class=\"c1\">\/\/\u74b0\u5883\u5909\u6570<\/span>\r\n\r\n<span class=\"nx\">module<\/span><span class=\"p\">.<\/span><span class=\"nx\">exports<\/span> <span class=\"o\">=<\/span> <span class=\"p\">{<\/span> <span class=\"nx\">mongoose<\/span> <span class=\"p\">};<\/span>\r\n<\/code><\/pre>\n<pre class=\"post-pre\"><code><span class=\"kd\">var<\/span> <span class=\"nx\">mongoose<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">require<\/span><span class=\"p\">(<\/span><span class=\"dl\">\"<\/span><span class=\"s2\">mongoose<\/span><span class=\"dl\">\"<\/span><span class=\"p\">);<\/span>\r\n\r\n<span class=\"kd\">var<\/span> <span class=\"nx\">Todo<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">mongoose<\/span><span class=\"p\">.<\/span><span class=\"nx\">model<\/span><span class=\"p\">(<\/span><span class=\"dl\">'<\/span><span class=\"s1\">Todo<\/span><span class=\"dl\">'<\/span><span class=\"p\">,<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"na\">text<\/span><span class=\"p\">:<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"na\">type<\/span><span class=\"p\">:<\/span> <span class=\"nb\">String<\/span><span class=\"p\">,<\/span>\r\n        <span class=\"na\">required<\/span><span class=\"p\">:<\/span> <span class=\"kc\">true<\/span><span class=\"p\">,<\/span>\r\n        <span class=\"na\">minlength<\/span><span class=\"p\">:<\/span> <span class=\"mi\">1<\/span><span class=\"p\">,<\/span>\r\n        <span class=\"na\">trim<\/span><span class=\"p\">:<\/span> <span class=\"kc\">true<\/span>\r\n    <span class=\"p\">},<\/span>\r\n    <span class=\"na\">completed<\/span><span class=\"p\">:<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"na\">type<\/span><span class=\"p\">:<\/span> <span class=\"nb\">Boolean<\/span><span class=\"p\">,<\/span>\r\n        <span class=\"na\">default<\/span><span class=\"p\">:<\/span> <span class=\"kc\">false<\/span>\r\n    <span class=\"p\">},<\/span>\r\n    <span class=\"na\">completedAt<\/span><span class=\"p\">:<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"na\">type<\/span><span class=\"p\">:<\/span> <span class=\"nb\">Number<\/span><span class=\"p\">,<\/span>\r\n        <span class=\"na\">default<\/span><span class=\"p\">:<\/span> <span class=\"kc\">null<\/span>\r\n    <span class=\"p\">},<\/span>\r\n    <span class=\"na\">_creator<\/span><span class=\"p\">:<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"na\">type<\/span><span class=\"p\">:<\/span> <span class=\"nx\">mongoose<\/span><span class=\"p\">.<\/span><span class=\"nx\">Schema<\/span><span class=\"p\">.<\/span><span class=\"nx\">Types<\/span><span class=\"p\">.<\/span><span class=\"nx\">ObjectId<\/span><span class=\"p\">,<\/span>\r\n        <span class=\"na\">required<\/span><span class=\"p\">:<\/span> <span class=\"kc\">true<\/span>\r\n    <span class=\"p\">}<\/span>\r\n<span class=\"p\">});<\/span>\r\n\r\n<span class=\"nx\">module<\/span><span class=\"p\">.<\/span><span class=\"nx\">exports<\/span> <span class=\"o\">=<\/span> <span class=\"p\">{<\/span> <span class=\"nx\">Todo<\/span> <span class=\"p\">};<\/span>\r\n<\/code><\/pre>\n<pre class=\"post-pre\"><code><span class=\"nx\">require<\/span><span class=\"p\">(<\/span><span class=\"dl\">'<\/span><span class=\"s1\">..\/config\/config.js<\/span><span class=\"dl\">'<\/span><span class=\"p\">)<\/span>\r\n<span class=\"kd\">const<\/span> <span class=\"p\">{<\/span> <span class=\"nx\">ObjectID<\/span> <span class=\"p\">}<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">require<\/span><span class=\"p\">(<\/span><span class=\"dl\">\"<\/span><span class=\"s2\">mongodb<\/span><span class=\"dl\">\"<\/span><span class=\"p\">)<\/span>\r\n<span class=\"kd\">const<\/span> <span class=\"p\">{<\/span> <span class=\"nx\">mongoose<\/span> <span class=\"p\">}<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">require<\/span><span class=\"p\">(<\/span><span class=\"dl\">\"<\/span><span class=\"s2\">..\/db\/mongoose<\/span><span class=\"dl\">\"<\/span><span class=\"p\">);<\/span>\r\n<span class=\"kd\">const<\/span> <span class=\"p\">{<\/span> <span class=\"nx\">Todo<\/span> <span class=\"p\">}<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">require<\/span><span class=\"p\">(<\/span><span class=\"dl\">\"<\/span><span class=\"s2\">..\/models\/todo<\/span><span class=\"dl\">\"<\/span><span class=\"p\">);<\/span>\r\n\r\n<span class=\"kd\">const<\/span> <span class=\"nx\">userOneId<\/span> <span class=\"o\">=<\/span> <span class=\"k\">new<\/span> <span class=\"nx\">ObjectID<\/span><span class=\"p\">();<\/span>\r\n\r\n<span class=\"c1\">\/\/ careate todos[]<\/span>\r\n<span class=\"kd\">const<\/span> <span class=\"nx\">todos<\/span> <span class=\"o\">=<\/span> <span class=\"p\">[{<\/span>\r\n    <span class=\"na\">_id<\/span><span class=\"p\">:<\/span> <span class=\"k\">new<\/span> <span class=\"nx\">ObjectID<\/span><span class=\"p\">(),<\/span>\r\n    <span class=\"na\">text<\/span><span class=\"p\">:<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">First test tod<\/span><span class=\"dl\">'<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"na\">_creator<\/span><span class=\"p\">:<\/span> <span class=\"nx\">userOneId<\/span>\r\n<span class=\"p\">},<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"na\">_id<\/span><span class=\"p\">:<\/span> <span class=\"k\">new<\/span> <span class=\"nx\">ObjectID<\/span><span class=\"p\">(),<\/span>\r\n    <span class=\"na\">text<\/span><span class=\"p\">:<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">Second test tod<\/span><span class=\"dl\">'<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"na\">completed<\/span><span class=\"p\">:<\/span> <span class=\"kc\">true<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"na\">completedAt<\/span><span class=\"p\">:<\/span> <span class=\"mi\">333<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"na\">_creator<\/span><span class=\"p\">:<\/span> <span class=\"nx\">userOneId<\/span>\r\n<span class=\"p\">}]<\/span>\r\n<span class=\"c1\">\/\/ remove all and Create todos[] and find<\/span>\r\n<span class=\"nx\">Todo<\/span><span class=\"p\">.<\/span><span class=\"nx\">remove<\/span><span class=\"p\">({}).<\/span><span class=\"nx\">then<\/span><span class=\"p\">(()<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"nx\">Todo<\/span><span class=\"p\">.<\/span><span class=\"nx\">insertMany<\/span><span class=\"p\">(<\/span><span class=\"nx\">todos<\/span><span class=\"p\">).<\/span><span class=\"nx\">then<\/span><span class=\"p\">(()<\/span><span class=\"o\">=&gt;<\/span><span class=\"p\">{<\/span>\r\n        <span class=\"nx\">Todo<\/span><span class=\"p\">.<\/span><span class=\"nx\">find<\/span><span class=\"p\">({}).<\/span><span class=\"nx\">then<\/span><span class=\"p\">((<\/span><span class=\"nx\">todos<\/span><span class=\"p\">)<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"p\">{<\/span>\r\n            <span class=\"nx\">console<\/span><span class=\"p\">.<\/span><span class=\"nx\">log<\/span><span class=\"p\">(<\/span><span class=\"dl\">'<\/span><span class=\"s1\">Todos<\/span><span class=\"dl\">'<\/span><span class=\"p\">,<\/span> <span class=\"nx\">todos<\/span><span class=\"p\">);<\/span>\r\n        <span class=\"p\">})<\/span>\r\n    <span class=\"p\">})<\/span>\r\n<span class=\"p\">});<\/span>\r\n\r\n<\/code><\/pre>\n<blockquote><p>\u5728\u7ec8\u7aef\u4e2d\u8f93\u5165\u6307\u4ee4&#8221;node .\\mongoose-test.js&#8221;<\/p><\/blockquote>\n<pre class=\"post-pre\"><code><span class=\"go\">Todos [ { _id: 5b614f87c3fbed2318feba17,\r\n    text: 'First test tod',\r\n    _creator: 5b614f87c3fbed2318feba16,\r\n    completedAt: null,\r\n    completed: false },\r\n  { _id: 5b614f87c3fbed2318feba18,\r\n    text: 'Second test tod',\r\n    _creator: 5b614f87c3fbed2318feba16,\r\n    completedAt: 333,\r\n    completed: true } ]\r\n<\/span><\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>\u6761\u4ef6 MongoDB Server\u304c\u30ed\u30fc\u30ab\u30eb\u3067\u52d5\u4f5c\u3057\u3066\u3044\u308b\u524d\u63d0 MongoDB ver 2 Mongoose  [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[227],"class_list":["post-29453","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-227"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u8868\u8fbe express\u3001mongodb\u548cmongoose\u7684\u57fa\u672c\u77e5\u8bc6 - Blog - Silicon Cloud<\/title>\n<meta name=\"description\" content=\"\u5173\u4e8e\u8868\u8fbe express\u3001mongodb\u548cmongoose\u7684\u57fa\u672c\u77e5\u8bc6\u7684\u6280\u672f\u6587\u7ae0\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" 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