{"id":29640,"date":"2022-12-06T13:58:14","date_gmt":"2023-06-18T10:50:47","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bf%e7%94%a8node-js%e5%92%8cmongodb%e5%ae%9e%e7%8e%b0%e8%87%aa%e5%a2%9e%e5%ad%97%e6%ae%b5\/"},"modified":"2025-08-12T15:08:05","modified_gmt":"2025-08-12T07:08:05","slug":"%e4%bd%bf%e7%94%a8node-js%e5%92%8cmongodb%e5%ae%9e%e7%8e%b0%e8%87%aa%e5%a2%9e%e5%ad%97%e6%ae%b5","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bf%e7%94%a8node-js%e5%92%8cmongodb%e5%ae%9e%e7%8e%b0%e8%87%aa%e5%a2%9e%e5%ad%97%e6%ae%b5\/","title":{"rendered":"\u4f7f\u7528Node.js\u548cMongoDB\u5b9e\u73b0\u81ea\u589e\u5b57\u6bb5"},"content":{"rendered":"<h2>\u60f3\u505a\u7684\u4e8b<\/h2>\n<p>\u6211\u5e0c\u671b\u80fd\u591f\u4f7f\u7528Node.js\u548cmongodb\u5b9e\u73b0\u81ea\u52a8\u9012\u589e\u3002<\/p>\n<p>\u4f5c\u4e3a\u4f8b\u5b50\uff0c\u6709\u4ee5\u4e0b\u7684\u7528\u6237\u96c6\u5408&#8217;users&#8217;\uff1a<\/p>\n<pre class=\"post-pre\"><code><span class=\"nx\">db<\/span><span class=\"p\">.<\/span><span class=\"nx\">createCollection<\/span><span class=\"p\">(<\/span><span class=\"dl\">'<\/span><span class=\"s1\">users<\/span><span class=\"dl\">'<\/span><span class=\"p\">);<\/span>\r\n<\/code><\/pre>\n<p>\u901a\u8fc7\u7a0b\u5e8f\u63a7\u5236\u4ee5\u4e0bID\u7684\u589e\u52a0\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"nx\">db<\/span><span class=\"p\">.<\/span><span class=\"nx\">users<\/span><span class=\"p\">.<\/span><span class=\"nx\">insert<\/span><span class=\"p\">({<\/span><span class=\"na\">id<\/span><span class=\"p\">:<\/span> <span class=\"mi\">1<\/span><span class=\"p\">,<\/span> <span class=\"na\">name<\/span><span class=\"p\">:<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">Taro<\/span><span class=\"dl\">'<\/span><span class=\"p\">});<\/span>\r\n<span class=\"nx\">db<\/span><span class=\"p\">.<\/span><span class=\"nx\">users<\/span><span class=\"p\">.<\/span><span class=\"nx\">insert<\/span><span class=\"p\">({<\/span><span class=\"na\">id<\/span><span class=\"p\">:<\/span> <span class=\"mi\">2<\/span><span class=\"p\">,<\/span> <span class=\"na\">name<\/span><span class=\"p\">:<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">Jiro<\/span><span class=\"dl\">'<\/span><span class=\"p\">});<\/span>\r\n<span class=\"nx\">db<\/span><span class=\"p\">.<\/span><span class=\"nx\">users<\/span><span class=\"p\">.<\/span><span class=\"nx\">insert<\/span><span class=\"p\">({<\/span><span class=\"na\">id<\/span><span class=\"p\">:<\/span> <span class=\"mi\">3<\/span><span class=\"p\">,<\/span> <span class=\"na\">name<\/span><span class=\"p\">:<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">Saburo<\/span><span class=\"dl\">'<\/span><span class=\"p\">});<\/span>\r\n<\/code><\/pre>\n<h2>\u8ba1\u6570\u5668\u96c6\u5408\u7684\u8bbe\u7f6e<\/h2>\n<p>\u5728\u7ec8\u7aef\u4e0a\u8f93\u5165&#8221;mongo&#8221;\uff0c\u7136\u540e\u4f7f\u7528&#8221;use&#8221;\u547d\u4ee4\u5207\u6362\u6570\u636e\u5e93\uff0c\u63a5\u7740\u6267\u884c\u4ee5\u4e0b\u811a\u672c\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"nx\">db<\/span><span class=\"p\">.<\/span><span class=\"nx\">counters<\/span><span class=\"p\">.<\/span><span class=\"nx\">insert<\/span><span class=\"p\">({<\/span>\r\n      <span class=\"na\">id<\/span><span class=\"p\">:<\/span> <span class=\"dl\">\"<\/span><span class=\"s2\">user_id<\/span><span class=\"dl\">\"<\/span><span class=\"p\">,<\/span>\r\n      <span class=\"na\">seq<\/span><span class=\"p\">:<\/span> <span class=\"mi\">0<\/span>\r\n<span class=\"p\">});<\/span>\r\n<\/code><\/pre>\n<h2>Node.js\u7684\u4e00\u4fa7\u3002<\/h2>\n<p>\u5728\u4e0b\u9762\u7684\u811a\u672c\u4e2d\uff0ccountersColl.findAndModify({id: &#8220;user_id&#8221;}&#8230;\u4e2d\u7684&#8221;user_id&#8221;\u88ab\u8bbe\u7f6e\u4e3a\u4e0ecounter\u96c6\u5408\u4e2d\u7684\u5b57\u7b26\u4e32\u76f8\u540c\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"c1\">\/\/ MongoDB<\/span>\r\n<span class=\"kd\">var<\/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\r\n<span class=\"c1\">\/\/ MongoDB\u306b\u63a5\u7d9a\u3092\u3059\u308b<\/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=\"kd\">function<\/span><span class=\"p\">(<\/span><span class=\"nx\">err<\/span><span class=\"p\">,<\/span> <span class=\"nx\">db<\/span><span class=\"p\">){<\/span>\r\n    <span class=\"c1\">\/\/ counters\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u3092\u53d6\u5f97<\/span>\r\n    <span class=\"kd\">var<\/span> <span class=\"nx\">countersColl<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">db<\/span><span class=\"p\">.<\/span><span class=\"nx\">collection<\/span><span class=\"p\">(<\/span><span class=\"dl\">'<\/span><span class=\"s1\">counters<\/span><span class=\"dl\">'<\/span><span class=\"p\">);<\/span>\r\n    <span class=\"c1\">\/\/ users\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u3092\u53d6\u5f97<\/span>\r\n    <span class=\"kd\">var<\/span> <span class=\"nx\">usersColl<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">db<\/span><span class=\"p\">.<\/span><span class=\"nx\">collection<\/span><span class=\"p\">(<\/span><span class=\"dl\">'<\/span><span class=\"s1\">users<\/span><span class=\"dl\">'<\/span><span class=\"p\">);<\/span>\r\n\r\n    <span class=\"nx\">countersColl<\/span><span class=\"p\">.<\/span><span class=\"nx\">findAndModify<\/span><span class=\"p\">({<\/span><span class=\"na\">id<\/span><span class=\"p\">:<\/span> <span class=\"dl\">\"<\/span><span class=\"s2\">user_id<\/span><span class=\"dl\">\"<\/span><span class=\"p\">},<\/span> <span class=\"p\">[],<\/span> <span class=\"p\">{<\/span> <span class=\"na\">$inc<\/span><span class=\"p\">:<\/span> <span class=\"p\">{<\/span> <span class=\"na\">seq<\/span><span class=\"p\">:<\/span> <span class=\"mi\">1<\/span> <span class=\"p\">}<\/span> <span class=\"p\">},<\/span> <span class=\"p\">{<\/span><span class=\"na\">new<\/span><span class=\"p\">:<\/span> <span class=\"kc\">true<\/span><span class=\"p\">},<\/span> <span class=\"kd\">function<\/span><span class=\"p\">(<\/span><span class=\"nx\">err<\/span><span class=\"p\">,<\/span> <span class=\"nx\">ret<\/span><span class=\"p\">){<\/span>\r\n        <span class=\"c1\">\/\/ auto_increment\u3055\u308c\u305fuser_id\u304c\u53d6\u5f97\u3067\u304d\u305f<\/span>\r\n        <span class=\"kd\">var<\/span> <span class=\"nx\">newUserId<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">ret<\/span><span class=\"p\">.<\/span><span class=\"nx\">value<\/span><span class=\"p\">.<\/span><span class=\"nx\">seq<\/span><span class=\"p\">;<\/span>\r\n        <span class=\"c1\">\/\/ \u30e6\u30fc\u30b6\u30fc\u3092\u8ffd\u52a0<\/span>\r\n        <span class=\"nx\">usersColl<\/span><span class=\"p\">.<\/span><span class=\"nx\">insert<\/span><span class=\"p\">({<\/span>\r\n            <span class=\"na\">id<\/span><span class=\"p\">:<\/span> <span class=\"nx\">newUserId<\/span><span class=\"p\">,<\/span>\r\n            <span class=\"na\">name<\/span><span class=\"p\">:<\/span> <span class=\"dl\">\"<\/span><span class=\"s2\">Taro<\/span><span class=\"dl\">\"<\/span><span class=\"o\">+<\/span><span class=\"nx\">newUserId<\/span>\r\n        <span class=\"p\">});<\/span>\r\n    <span class=\"p\">});<\/span>\r\n<span class=\"p\">});<\/span>\r\n\r\n<\/code><\/pre>\n<h2>\u786e\u8ba4\u52a8\u4f5c<\/h2>\n<p>\uff09\u901a\u8fc7\u8fd0\u884c server.js \u4e09\u6b21\uff0c\u4f7f\u7528 mongo \u547d\u4ee4\u8fdb\u884c\u786e\u8ba4\uff08\u867d\u7136\u5f3a\u5236\u4f7f\u7528 Ctrl+c \u6765\u7ec8\u6b62\u611f\u89c9\u6709\u4e9b\u4e0d\u591f\u81ea\u7136\uff09\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"nv\">$ <\/span>node server.js \r\n^C\r\n<span class=\"nv\">$ <\/span>node server.js \r\n^C\r\n<span class=\"nv\">$ <\/span>node server.js \r\n^C\r\n<\/code><\/pre>\n<pre class=\"post-pre\"><code><span class=\"nv\">$ <\/span>mongo\r\nMongoDB shell version: 3.0.3\r\n<span class=\"o\">&gt;<\/span> use <span class=\"nb\">test\r\n<\/span>switched to db <span class=\"nb\">test<\/span>\r\n<span class=\"o\">&gt;<\/span> db.users.find<span class=\"o\">()<\/span>\r\n<span class=\"o\">{<\/span> <span class=\"s2\">\"_id\"<\/span> : ObjectId<span class=\"o\">(<\/span><span class=\"s2\">\"55e72eb0469dba70dd789b4b\"<\/span><span class=\"o\">)<\/span>, <span class=\"s2\">\"id\"<\/span> : 1, <span class=\"s2\">\"name\"<\/span> : <span class=\"s2\">\"Taro1\"<\/span> <span class=\"o\">}<\/span>\r\n<span class=\"o\">{<\/span> <span class=\"s2\">\"_id\"<\/span> : ObjectId<span class=\"o\">(<\/span><span class=\"s2\">\"55e72f6fb770fc2fdecb4fed\"<\/span><span class=\"o\">)<\/span>, <span class=\"s2\">\"id\"<\/span> : 2, <span class=\"s2\">\"name\"<\/span> : <span class=\"s2\">\"Taro2\"<\/span> <span class=\"o\">}<\/span>\r\n<span class=\"o\">{<\/span> <span class=\"s2\">\"_id\"<\/span> : ObjectId<span class=\"o\">(<\/span><span class=\"s2\">\"55e72fa2d117804fde08606d\"<\/span><span class=\"o\">)<\/span>, <span class=\"s2\">\"id\"<\/span> : 3, <span class=\"s2\">\"name\"<\/span> : <span class=\"s2\">\"Taro3\"<\/span> <span class=\"o\">}<\/span>\r\n<span class=\"o\">&gt;<\/span> \r\n<\/code><\/pre>\n<h2>\u8bf7\u63d0\u4f9b\u66f4\u591a\u7684\u4e0a\u4e0b\u6587\u6216\u5177\u4f53\u7684\u53e5\u5b50\uff0c\u4ee5\u4fbf\u6211\u80fd\u591f\u66f4\u597d\u5730\u4e3a\u60a8\u7ffb\u8bd1\u3002<\/h2>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">http:\/\/docs.mongodb.org\/master\/tutorial\/create-an-auto-incrementing-field\/<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">http:\/\/mongodb.github.io\/node-mongodb-native\/2.0\/api\/Collection.html#findAndModify<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>\u60f3\u505a\u7684\u4e8b \u6211\u5e0c\u671b\u80fd\u591f\u4f7f\u7528Node.js\u548cmongodb\u5b9e\u73b0\u81ea\u52a8\u9012\u589e\u3002 \u4f5c\u4e3a\u4f8b\u5b50\uff0c\u6709\u4ee5\u4e0b\u7684\u7528\u6237\u96c6\u5408&#8217; [&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-29640","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>\u4f7f\u7528Node.js\u548cMongoDB\u5b9e\u73b0\u81ea\u589e\u5b57\u6bb5 - Blog - Silicon Cloud<\/title>\n<meta name=\"description\" content=\"\u5173\u4e8e\u4f7f\u7528Node.js\u548cMongoDB\u5b9e\u73b0\u81ea\u589e\u5b57\u6bb5\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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