{"id":29665,"date":"2023-09-04T00:12:54","date_gmt":"2023-04-20T19:21:45","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e6%88%91%e5%9c%a8%e4%bd%bf%e7%94%a8node-js%e6%9d%a5%e6%93%8d%e4%bd%9cmongodb%e6%97%b6%e9%81%87%e5%88%b0%e4%ba%86db-collection-is-not-a-function%e7%9a%84%e9%97%ae%e9%a2%98%e3%80%82\/"},"modified":"2025-08-12T15:16:10","modified_gmt":"2025-08-12T07:16:10","slug":"%e6%88%91%e5%9c%a8%e4%bd%bf%e7%94%a8node-js%e6%9d%a5%e6%93%8d%e4%bd%9cmongodb%e6%97%b6%e9%81%87%e5%88%b0%e4%ba%86db-collection-is-not-a-function%e7%9a%84%e9%97%ae%e9%a2%98%e3%80%82","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e6%88%91%e5%9c%a8%e4%bd%bf%e7%94%a8node-js%e6%9d%a5%e6%93%8d%e4%bd%9cmongodb%e6%97%b6%e9%81%87%e5%88%b0%e4%ba%86db-collection-is-not-a-function%e7%9a%84%e9%97%ae%e9%a2%98%e3%80%82\/","title":{"rendered":"\u6211\u5728\u4f7f\u7528Node.js\u6765\u64cd\u4f5cMongoDB\u65f6\u9047\u5230\u4e86&#8221;db.collection is not a function&#8221;\u7684\u95ee\u9898"},"content":{"rendered":"<h1>\u5347\u7ea7MongoDB\u9a71\u52a8\u7a0b\u5e8f\u7248\u672c<\/h1>\n<p>\u636e\u4f20\u8a00\uff0cMongoDB Node.js\u9a71\u52a8\u7a0b\u5e8f\u57282017\u5e7412\u6708\u5347\u7ea7\u5230\u4e863.0\u7248\u672c\u3002<\/p>\n<p>\u6211\u4e4b\u524d\u4ee5\u524d\u7684\u5199\u6cd5\u51fa\u73b0\u4e86 &#8220;db.collection is not a function&#8221; \u7684\u95ee\u9898\uff0c\u88ab\u5361\u4f4f\u4e86\u3002<\/p>\n<h3>2.2\u7248\u672c<\/h3>\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\r\n<span class=\"kd\">const<\/span> <span class=\"nx\">url<\/span> <span class=\"o\">=<\/span> <span class=\"dl\">\"<\/span><span class=\"s2\">mongodb:\/\/localhost:27017\/plactice<\/span><span class=\"dl\">\"<\/span><span class=\"p\">;<\/span>\r\n\r\n<span class=\"nx\">MongoClient<\/span><span class=\"p\">.<\/span><span class=\"nx\">connect<\/span><span class=\"p\">(<\/span><span class=\"nx\">url<\/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=\"nx\">db<\/span><span class=\"p\">.<\/span><span class=\"nx\">collection<\/span><span class=\"p\">(<\/span><span class=\"dl\">\"<\/span><span class=\"s2\">test<\/span><span class=\"dl\">\"<\/span><span class=\"p\">,<\/span> <span class=\"p\">(<\/span><span class=\"nx\">error<\/span><span class=\"p\">,<\/span> <span class=\"nx\">collection<\/span><span class=\"p\">)<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"nx\">collection<\/span><span class=\"p\">.<\/span><span class=\"nx\">insertMany<\/span><span class=\"p\">([<\/span>\r\n            <span class=\"p\">{<\/span> <span class=\"na\">name<\/span><span class=\"p\">:<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">Bob<\/span><span class=\"dl\">'<\/span><span class=\"p\">,<\/span> <span class=\"na\">age<\/span><span class=\"p\">:<\/span> <span class=\"mi\">24<\/span> <span class=\"p\">},<\/span>\r\n            <span class=\"p\">{<\/span> <span class=\"na\">name<\/span><span class=\"p\">:<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">john<\/span><span class=\"dl\">'<\/span><span class=\"p\">,<\/span> <span class=\"na\">age<\/span><span class=\"p\">:<\/span> <span class=\"mi\">30<\/span> <span class=\"p\">}<\/span>\r\n        <span class=\"p\">],<\/span> <span class=\"p\">(<\/span><span class=\"nx\">error<\/span><span class=\"p\">,<\/span> <span class=\"nx\">result<\/span><span class=\"p\">)<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"p\">{<\/span>\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    <span class=\"p\">});<\/span>\r\n<span class=\"p\">});<\/span>\r\n<\/code><\/pre>\n<h3>3.0\u7248\u672c<\/h3>\n<pre class=\"post-pre\"><code>\r\n<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\r\n<span class=\"kd\">const<\/span> <span class=\"nx\">url<\/span> <span class=\"o\">=<\/span> <span class=\"dl\">\"<\/span><span class=\"s2\">mongodb:\/\/localhost:27017\/plactice<\/span><span class=\"dl\">\"<\/span><span class=\"p\">;<\/span>\r\n\r\n<span class=\"nx\">MongoClient<\/span><span class=\"p\">.<\/span><span class=\"nx\">connect<\/span><span class=\"p\">(<\/span><span class=\"nx\">url<\/span><span class=\"p\">,<\/span> <span class=\"p\">(<\/span><span class=\"nx\">err<\/span><span class=\"p\">,<\/span> <span class=\"nx\">client<\/span><span class=\"p\">)<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"p\">{<\/span>  <span class=\"c1\">\/\/db\u304b\u3089client\u306b\u5909\u66f4<\/span>\r\n    <span class=\"kd\">const<\/span> <span class=\"nx\">db<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">client<\/span><span class=\"p\">.<\/span><span class=\"nx\">db<\/span><span class=\"p\">(<\/span><span class=\"dl\">\"<\/span><span class=\"s2\">plactice<\/span><span class=\"dl\">\"<\/span><span class=\"p\">)<\/span>  <span class=\"c1\">\/\/\u3000\u8ffd\u52a0<\/span>\r\n    <span class=\"nx\">db<\/span><span class=\"p\">.<\/span><span class=\"nx\">collection<\/span><span class=\"p\">(<\/span><span class=\"dl\">\"<\/span><span class=\"s2\">test<\/span><span class=\"dl\">\"<\/span><span class=\"p\">,(<\/span><span class=\"nx\">error<\/span><span class=\"p\">,<\/span> <span class=\"nx\">collection<\/span><span class=\"p\">)<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"nx\">collection<\/span><span class=\"p\">.<\/span><span class=\"nx\">insertMany<\/span><span class=\"p\">([<\/span>\r\n            <span class=\"p\">{<\/span> <span class=\"na\">name<\/span><span class=\"p\">:<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">Bob<\/span><span class=\"dl\">'<\/span><span class=\"p\">,<\/span> <span class=\"na\">age<\/span><span class=\"p\">:<\/span> <span class=\"mi\">24<\/span> <span class=\"p\">},<\/span>\r\n            <span class=\"p\">{<\/span> <span class=\"na\">name<\/span><span class=\"p\">:<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">john<\/span><span class=\"dl\">'<\/span><span class=\"p\">,<\/span> <span class=\"na\">age<\/span><span class=\"p\">:<\/span> <span class=\"mi\">30<\/span> <span class=\"p\">}<\/span>\r\n        <span class=\"p\">],(<\/span><span class=\"nx\">error<\/span><span class=\"p\">,<\/span><span class=\"nx\">result<\/span><span class=\"p\">)<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"p\">{<\/span>\r\n            <span class=\"nx\">client<\/span><span class=\"p\">.<\/span><span class=\"nx\">close<\/span><span class=\"p\">();<\/span>  <span class=\"c1\">\/\/db.close()\u304b\u3089\u5909\u66f4<\/span>\r\n        <span class=\"p\">});<\/span>\r\n    <span class=\"p\">});<\/span>\r\n<span class=\"p\">});<\/span>\r\n<\/code><\/pre>\n<p>\u4e4b\u524d\u56de\u8c03\u51fd\u6570\u7684\u53c2\u6570\u662f\u6570\u636e\u5e93\uff0c\u73b0\u5728\u53d8\u6210\u4e86\u5ba2\u6237\u7aef\u3002<\/p>\n<p>\u5b89\u7136\u65e0\u6059\u5730\u53d6\u5f97\u6210\u529f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5347\u7ea7MongoDB\u9a71\u52a8\u7a0b\u5e8f\u7248\u672c \u636e\u4f20\u8a00\uff0cMongoDB Node.js\u9a71\u52a8\u7a0b\u5e8f\u57282017\u5e7412\u6708\u5347\u7ea7\u5230\u4e863.0 [&hellip;]<\/p>\n","protected":false},"author":12,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[227],"class_list":["post-29665","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>\u6211\u5728\u4f7f\u7528Node.js\u6765\u64cd\u4f5cMongoDB\u65f6\u9047\u5230\u4e86&quot;db.collection is not a function&quot;\u7684\u95ee\u9898 - Blog - Silicon Cloud<\/title>\n<meta name=\"description\" content=\"\u5173\u4e8e\u6211\u5728\u4f7f\u7528Node.js\u6765\u64cd\u4f5cMongoDB\u65f6\u9047\u5230\u4e86&quot;db.collection is not a f\u7684\u6280\u672f\u6587\u7ae0\" \/>\n<meta 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