{"id":247400,"date":"2024-01-02T21:42:26","date_gmt":"2024-01-02T13:42:26","guid":{"rendered":"https:\/\/www.idc.net\/help\/247400\/"},"modified":"2024-01-02T21:42:26","modified_gmt":"2024-01-02T13:42:26","slug":"mongodb-%e6%9c%af%e8%af%ad-%e6%9c%8d%e5%8a%a1%e5%99%a8","status":"publish","type":"post","link":"https:\/\/idc.net\/help\/247400\/","title":{"rendered":"MongoDB \u672f\u8bed &#8211; \u670d\u52a1\u5668"},"content":{"rendered":"<p>  <title id=\"mongodb-%e6%9c%af%e8%af%ad-%e6%9c%8d%e5%8a%a1%e5%99%a8-WiYvlcedbn\">MongoDB \u672f\u8bed - \u670d\u52a1\u5668<\/title><\/p>\n<h1 id=\"mongodb-%e6%9c%af%e8%af%ad-%e6%9c%8d%e5%8a%a1%e5%99%a8-WiYvlcedbn\">MongoDB \u672f\u8bed - \u670d\u52a1\u5668<\/h1>\n<h2 id=\"%e4%bb%80%e4%b9%88%e6%98%afmongodb%e6%9c%8d%e5%8a%a1%e5%99%a8%ef%bc%9f-WiYvlcedbn\">\u4ec0\u4e48\u662fMongoDB\u670d\u52a1\u5668\uff1f<\/h2>\n<p>MongoDB\u662f\u4e00\u4e2a\u5f00\u6e90\u7684\u6587\u6863\u6570\u636e\u5e93\uff0c\u5b83\u4f7f\u7528BSON\uff08\u4e8c\u8fdb\u5236JSON\uff09\u683c\u5f0f\u5b58\u50a8\u6570\u636e\u3002MongoDB\u670d\u52a1\u5668\u662f\u8fd0\u884cMongoDB\u6570\u636e\u5e93\u7684\u4e3b\u673a\u6216\u8ba1\u7b97\u673a\u3002\u5b83\u8d1f\u8d23\u5904\u7406\u5ba2\u6237\u7aef\u7684\u8bf7\u6c42\uff0c\u6267\u884c\u6570\u636e\u5e93\u64cd\u4f5c\uff0c\u5e76\u5b58\u50a8\u548c\u68c0\u7d22\u6570\u636e\u3002<\/p>\n<h2 id=\"%e6%9c%8d%e5%8a%a1%e5%99%a8%e8%a7%92%e8%89%b2-WiYvlcedbn\">\u670d\u52a1\u5668\u89d2\u8272<\/h2>\n<p>MongoDB\u670d\u52a1\u5668\u53ef\u4ee5\u626e\u6f14\u4e0d\u540c\u7684\u89d2\u8272\uff1a<\/p>\n<ul>\n<li><strong>\u4e3b\u670d\u52a1\u5668\uff08Primary\uff09\uff1a<\/strong>\u4e3b\u670d\u52a1\u5668\u662f\u4e00\u4e2a\u53ef\u5199\u7684\u670d\u52a1\u5668\uff0c\u8d1f\u8d23\u5904\u7406\u6240\u6709\u5199\u64cd\u4f5c\u3002\u5b83\u662f\u590d\u5236\u96c6\u4e2d\u7684\u4e3b\u8282\u70b9\uff0c\u8d1f\u8d23\u540c\u6b65\u6570\u636e\u5230\u5176\u4ed6\u4ece\u8282\u70b9\u3002<\/li>\n<li><strong>\u4ece\u670d\u52a1\u5668\uff08Secondary\uff09\uff1a<\/strong>\u4ece\u670d\u52a1\u5668\u662f\u53ea\u8bfb\u7684\u670d\u52a1\u5668\uff0c\u8d1f\u8d23\u5904\u7406\u8bfb\u64cd\u4f5c\u3002\u5b83\u4ece\u4e3b\u670d\u52a1\u5668\u540c\u6b65\u6570\u636e\uff0c\u5e76\u63d0\u4f9b\u6570\u636e\u5197\u4f59\u548c\u9ad8\u53ef\u7528\u6027\u3002<\/li>\n<li><strong>\u4ef2\u88c1\u670d\u52a1\u5668\uff08Arbiter\uff09\uff1a<\/strong>\u4ef2\u88c1\u670d\u52a1\u5668\u662f\u4e00\u4e2a\u7279\u6b8a\u7684\u4ece\u670d\u52a1\u5668\uff0c\u4e0d\u5b58\u50a8\u6570\u636e\u3002\u5b83\u7684\u4e3b\u8981\u4f5c\u7528\u662f\u5728\u590d\u5236\u96c6\u4e2d\u8fdb\u884c\u9009\u4e3e\uff0c\u5e2e\u52a9\u51b3\u5b9a\u4e3b\u670d\u52a1\u5668\u3002<\/li>\n<\/ul>\n<h2 id=\"%e6%9c%8d%e5%8a%a1%e5%99%a8%e7%8a%b6%e6%80%81-WiYvlcedbn\">\u670d\u52a1\u5668\u72b6\u6001<\/h2>\n<p>MongoDB\u670d\u52a1\u5668\u53ef\u4ee5\u5904\u4e8e\u4e0d\u540c\u7684\u72b6\u6001\uff1a<\/p>\n<ul>\n<li><strong>\u542f\u52a8\u72b6\u6001\uff08STARTUP\uff09\uff1a<\/strong>\u670d\u52a1\u5668\u6b63\u5728\u542f\u52a8\u8fc7\u7a0b\u4e2d\u3002<\/li>\n<li><strong>\u4e3b\u8282\u70b9\u72b6\u6001\uff08PRIMARY\uff09\uff1a<\/strong>\u670d\u52a1\u5668\u662f\u4e3b\u8282\u70b9\uff0c\u8d1f\u8d23\u5904\u7406\u6240\u6709\u5199\u64cd\u4f5c\u3002<\/li>\n<li><strong>\u4ece\u8282\u70b9\u72b6\u6001\uff08SECONDARY\uff09\uff1a<\/strong>\u670d\u52a1\u5668\u662f\u4ece\u8282\u70b9\uff0c\u8d1f\u8d23\u5904\u7406\u8bfb\u64cd\u4f5c\u3002<\/li>\n<li><strong>\u6062\u590d\u72b6\u6001\uff08RECOVERING\uff09\uff1a<\/strong>\u670d\u52a1\u5668\u6b63\u5728\u8fdb\u884c\u6570\u636e\u6062\u590d\u8fc7\u7a0b\u4e2d\u3002<\/li>\n<li><strong>\u964d\u7ea7\u72b6\u6001\uff08DOWN\uff09\uff1a<\/strong>\u670d\u52a1\u5668\u65e0\u6cd5\u4e0e\u590d\u5236\u96c6\u4e2d\u7684\u5176\u4ed6\u670d\u52a1\u5668\u901a\u4fe1\u3002<\/li>\n<\/ul>\n<h2 id=\"%e6%9c%8d%e5%8a%a1%e5%99%a8%e9%80%89%e9%a1%b9-WiYvlcedbn\">\u670d\u52a1\u5668\u9009\u9879<\/h2>\n<p>MongoDB\u670d\u52a1\u5668\u6709\u4e00\u4e9b\u53ef\u914d\u7f6e\u7684\u9009\u9879\uff1a<\/p>\n<ul>\n<li><strong>\u7aef\u53e3\uff08port\uff09\uff1a<\/strong>\u670d\u52a1\u5668\u76d1\u542c\u7684\u7f51\u7edc\u7aef\u53e3\u3002<\/li>\n<li><strong>\u7ed1\u5b9aIP\uff08bind_ip\uff09\uff1a<\/strong>\u670d\u52a1\u5668\u7ed1\u5b9a\u7684\u7f51\u7edc\u63a5\u53e3\u3002<\/li>\n<li><strong>\u65e5\u5fd7\u7ea7\u522b\uff08logLevel\uff09\uff1a<\/strong>\u670d\u52a1\u5668\u8bb0\u5f55\u65e5\u5fd7\u7684\u8be6\u7ec6\u7a0b\u5ea6\u3002<\/li>\n<li><strong>\u8ba4\u8bc1\uff08authentication\uff09\uff1a<\/strong>\u670d\u52a1\u5668\u662f\u5426\u9700\u8981\u8fdb\u884c\u8eab\u4efd\u9a8c\u8bc1\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%a4%ba%e4%be%8b%e4%bb%a3%e7%a0%81-WiYvlcedbn\">\u793a\u4f8b\u4ee3\u7801<\/h2>\n<p>\u4ee5\u4e0b\u662f\u4e00\u4e2a\u4f7f\u7528MongoDB Node.js\u9a71\u52a8\u7a0b\u5e8f\u8fde\u63a5\u5230\u670d\u52a1\u5668\u7684\u793a\u4f8b\u4ee3\u7801\uff1a<\/p>\n<pre><code>\nconst { MongoClient } = require('mongodb');\n\nasync function connectToServer() {\n  const uri = 'mongodb:\/\/localhost:27017';\n  const client = new MongoClient(uri);\n\n  try {\n    await client.connect();\n    console.log('Connected to MongoDB server');\n  } catch (error) {\n    console.error('Failed to connect to MongoDB server', error);\n  } finally {\n    await client.close();\n  }\n}\n\nconnectToServer();\n  <\/code><\/pre>\n<h2 id=\"%e6%80%bb%e7%bb%93-WiYvlcedbn\">\u603b\u7ed3<\/h2>\n<p>\u672c\u6587\u4ecb\u7ecd\u4e86MongoDB\u670d\u52a1\u5668\u7684\u6982\u5ff5\u3001\u89d2\u8272\u3001\u72b6\u6001\u548c\u9009\u9879\u3002MongoDB\u670d\u52a1\u5668\u662f\u8fd0\u884cMongoDB\u6570\u636e\u5e93\u7684\u4e3b\u673a\u6216\u8ba1\u7b97\u673a\uff0c\u53ef\u4ee5\u626e\u6f14\u4e3b\u670d\u52a1\u5668\u3001\u4ece\u670d\u52a1\u5668\u6216\u4ef2\u88c1\u670d\u52a1\u5668\u7684\u89d2\u8272\u3002\u670d\u52a1\u5668\u53ef\u4ee5\u5904\u4e8e\u542f\u52a8\u72b6\u6001\u3001\u4e3b\u8282\u70b9\u72b6\u6001\u3001\u4ece\u8282\u70b9\u72b6\u6001\u3001\u6062\u590d\u72b6\u6001\u6216\u964d\u7ea7\u72b6\u6001\u3002\u6b64\u5916\uff0c\u670d\u52a1\u5668\u8fd8\u6709\u4e00\u4e9b\u53ef\u914d\u7f6e\u7684\u9009\u9879\uff0c\u5982\u7aef\u53e3\u3001\u7ed1\u5b9aIP\u3001\u65e5\u5fd7\u7ea7\u522b\u548c\u8ba4\u8bc1\u3002<\/p>\n<p>\u5982\u679c\u60a8\u5bf9MongoDB\u670d\u52a1\u5668\u6709\u4efb\u4f55\u7591\u95ee\u6216\u9700\u8981\u66f4\u591a\u4fe1\u606f\uff0c\u8bf7\u8bbf\u95ee\u6211\u4eec\u7684<a href=\"https:\/\/idc.net\">\u5b98\u7f51<\/a>\u3002<\/p>\n<p>\u9999\u6e2f\u670d\u52a1\u5668\u9996\u9009\u540e\u6d6a\u4e91\uff0c\u63d0\u4f9b\u9ad8\u6027\u80fd\u3001\u53ef\u9760\u7684\u9999\u6e2f\u670d\u52a1\u5668\u89e3\u51b3\u65b9\u6848\u3002\u60a8\u53ef\u4ee5\u901a\u8fc7<a href=\"https:\/\/idc.net\">\u5b98\u7f51<\/a>\u4e86\u89e3\u66f4\u591a\u5173\u4e8e\u6211\u4eec\u7684\u9999\u6e2f\u670d\u52a1\u5668\u4ea7\u54c1\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>MongoDB \u672f\u8bed - \u670d\u52a1\u5668 MongoDB \u672f\u8bed - \u670d\u52a1\u5668 \u4ec0\u4e48\u662fMongoDB\u670d\u52a1\u5668\uff1f MongoD [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[7038],"tags":[],"class_list":["post-247400","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts\/247400","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/comments?post=247400"}],"version-history":[{"count":0,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts\/247400\/revisions"}],"wp:attachment":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/media?parent=247400"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/categories?post=247400"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/tags?post=247400"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}