{"id":63804,"date":"2024-10-14T02:37:16","date_gmt":"2024-10-13T18:37:16","guid":{"rendered":"https:\/\/server.hk\/cnblog\/63804\/"},"modified":"2024-10-14T02:37:16","modified_gmt":"2024-10-13T18:37:16","slug":"mongodb%e8%a1%93%e8%aa%9e-%e7%b4%a2%e5%bc%95","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/63804\/","title":{"rendered":"MongoDB\u8853\u8a9e &#8211; \u7d22\u5f15"},"content":{"rendered":"<h1 id=\"mongodb%e8%a1%93%e8%aa%9e-%e7%b4%a2%e5%bc%95-DPDSqfXcMm\">MongoDB\u8853\u8a9e &#8211; \u7d22\u5f15<\/h1>\n<p>\u5728\u73fe\u4ee3\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\u4e2d\uff0c\u7d22\u5f15\u662f\u4e00\u500b\u81f3\u95dc\u91cd\u8981\u7684\u6982\u5ff5\uff0c\u7279\u5225\u662f\u5728\u8655\u7406\u5927\u91cf\u6578\u64da\u6642\u3002MongoDB\u4f5c\u70ba\u4e00\u500b\u6d41\u884c\u7684NoSQL\u6578\u64da\u5eab\uff0c\u63d0\u4f9b\u4e86\u591a\u7a2e\u7d22\u5f15\u985e\u578b\u4f86\u63d0\u9ad8\u67e5\u8a62\u6027\u80fd\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0eMongoDB\u4e2d\u7684\u7d22\u5f15\uff0c\u5305\u62ec\u5176\u985e\u578b\u3001\u512a\u52e2\u53ca\u4f7f\u7528\u793a\u4f8b\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af%e7%b4%a2%e5%bc%95%ef%bc%9f-DPDSqfXcMm\">\u4ec0\u9ebc\u662f\u7d22\u5f15\uff1f<\/h2>\n<p>\u7d22\u5f15\u662f\u4e00\u7a2e\u6578\u64da\u7d50\u69cb\uff0c\u65e8\u5728\u63d0\u9ad8\u6578\u64da\u6aa2\u7d22\u7684\u901f\u5ea6\u3002\u5b83\u985e\u4f3c\u65bc\u66f8\u7c4d\u7684\u76ee\u9304\uff0c\u5e6b\u52a9\u7528\u6236\u5feb\u901f\u627e\u5230\u6240\u9700\u7684\u4fe1\u606f\u3002\u5728MongoDB\u4e2d\uff0c\u7d22\u5f15\u53ef\u4ee5\u52a0\u901f\u67e5\u8a62\u64cd\u4f5c\uff0c\u6e1b\u5c11\u67e5\u8a62\u6240\u9700\u7684\u6642\u9593\u548c\u8cc7\u6e90\u3002<\/p>\n<h2 id=\"mongodb%e4%b8%ad%e7%9a%84%e7%b4%a2%e5%bc%95%e9%a1%9e%e5%9e%8b-DPDSqfXcMm\">MongoDB\u4e2d\u7684\u7d22\u5f15\u985e\u578b<\/h2>\n<p>MongoDB\u652f\u6301\u591a\u7a2e\u7d22\u5f15\u985e\u578b\uff0c\u6bcf\u7a2e\u7d22\u5f15\u90fd\u6709\u5176\u7279\u5b9a\u7684\u7528\u9014\u548c\u512a\u52e2\uff1a<\/p>\n<ul>\n<li><strong>\u55ae\u5b57\u6bb5\u7d22\u5f15<\/strong>: \u9019\u662f\u6700\u57fa\u672c\u7684\u7d22\u5f15\u985e\u578b\uff0c\u91dd\u5c0d\u6587\u6a94\u4e2d\u7684\u55ae\u500b\u5b57\u6bb5\u9032\u884c\u7d22\u5f15\u3002\u4f7f\u7528\u65b9\u6cd5\u5982\u4e0b\uff1a<\/li>\n<pre><code>db.collection.createIndex({ fieldName: 1 })<\/code><\/pre>\n<li><strong>\u8907\u5408\u7d22\u5f15<\/strong>: \u7576\u67e5\u8a62\u6d89\u53ca\u591a\u500b\u5b57\u6bb5\u6642\uff0c\u53ef\u4ee5\u4f7f\u7528\u8907\u5408\u7d22\u5f15\u3002\u9019\u6a23\u53ef\u4ee5\u63d0\u9ad8\u591a\u5b57\u6bb5\u67e5\u8a62\u7684\u6548\u7387\u3002\u4f8b\u5982\uff1a<\/li>\n<pre><code>db.collection.createIndex({ field1: 1, field2: -1 })<\/code><\/pre>\n<li><strong>\u552f\u4e00\u7d22\u5f15<\/strong>: \u78ba\u4fdd\u7d22\u5f15\u5b57\u6bb5\u7684\u503c\u662f\u552f\u4e00\u7684\uff0c\u9019\u5c0d\u65bc\u9632\u6b62\u91cd\u8907\u6578\u64da\u975e\u5e38\u6709\u7528\u3002\u5275\u5efa\u552f\u4e00\u7d22\u5f15\u7684\u793a\u4f8b\uff1a<\/li>\n<pre><code>db.collection.createIndex({ fieldName: 1 }, { unique: true })<\/code><\/pre>\n<li><strong>\u5168\u6587\u7d22\u5f15<\/strong>: \u7528\u65bc\u652f\u6301\u6587\u672c\u641c\u7d22\uff0c\u7279\u5225\u662f\u5728\u9700\u8981\u67e5\u627e\u5305\u542b\u7279\u5b9a\u8a5e\u8a9e\u7684\u6587\u6a94\u6642\u3002\u5275\u5efa\u5168\u6587\u7d22\u5f15\u7684\u793a\u4f8b\uff1a<\/li>\n<pre><code>db.collection.createIndex({ fieldName: \"text\" })<\/code><\/pre>\n<li><strong>\u5730\u7406\u7a7a\u9593\u7d22\u5f15<\/strong>: \u7528\u65bc\u8655\u7406\u5730\u7406\u6578\u64da\uff0c\u652f\u6301\u67e5\u8a62\u5730\u7406\u4f4d\u7f6e\u7684\u529f\u80fd\u3002\u5275\u5efa\u5730\u7406\u7a7a\u9593\u7d22\u5f15\u7684\u793a\u4f8b\uff1a<\/li>\n<pre><code>db.collection.createIndex({ location: \"2dsphere\" })<\/code><\/pre>\n<\/ul>\n<h2 id=\"%e7%b4%a2%e5%bc%95%e7%9a%84%e5%84%aa%e5%8b%a2-DPDSqfXcMm\">\u7d22\u5f15\u7684\u512a\u52e2<\/h2>\n<p>\u4f7f\u7528\u7d22\u5f15\u7684\u4e3b\u8981\u512a\u52e2\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>\u63d0\u9ad8\u67e5\u8a62\u6027\u80fd<\/strong>: \u7d22\u5f15\u80fd\u986f\u8457\u6e1b\u5c11\u67e5\u8a62\u6240\u9700\u7684\u6642\u9593\uff0c\u7279\u5225\u662f\u5728\u8655\u7406\u5927\u91cf\u6578\u64da\u6642\u3002<\/li>\n<li><strong>\u6e1b\u5c11\u8cc7\u6e90\u6d88\u8017<\/strong>: \u900f\u904e\u7d22\u5f15\uff0cMongoDB\u53ef\u4ee5\u66f4\u6709\u6548\u5730\u4f7f\u7528\u5167\u5b58\u548cCPU\u8cc7\u6e90\u3002<\/li>\n<li><strong>\u652f\u6301\u6392\u5e8f\u548c\u7be9\u9078<\/strong>: \u7d22\u5f15\u53ef\u4ee5\u52a0\u901f\u6392\u5e8f\u64cd\u4f5c\uff0c\u4e26\u652f\u6301\u66f4\u8907\u96dc\u7684\u67e5\u8a62\u689d\u4ef6\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b4%a2%e5%bc%95%e7%9a%84%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a0%85-DPDSqfXcMm\">\u7d22\u5f15\u7684\u6ce8\u610f\u4e8b\u9805<\/h2>\n<p>\u5118\u7ba1\u7d22\u5f15\u6709\u8a31\u591a\u512a\u52e2\uff0c\u4f46\u5728\u4f7f\u7528\u6642\u4e5f\u9700\u8981\u6ce8\u610f\u4ee5\u4e0b\u5e7e\u9ede\uff1a<\/p>\n<ul>\n<li><strong>\u7d22\u5f15\u7684\u958b\u92b7<\/strong>: \u6bcf\u500b\u7d22\u5f15\u90fd\u6703\u4f54\u7528\u984d\u5916\u7684\u5b58\u5132\u7a7a\u9593\uff0c\u4e26\u4e14\u5728\u63d2\u5165\u3001\u66f4\u65b0\u6216\u522a\u9664\u6587\u6a94\u6642\u6703\u589e\u52a0\u958b\u92b7\u3002<\/li>\n<li><strong>\u9078\u64c7\u5408\u9069\u7684\u7d22\u5f15<\/strong>: \u4e0d\u540c\u7684\u67e5\u8a62\u9700\u6c42\u9700\u8981\u4e0d\u540c\u985e\u578b\u7684\u7d22\u5f15\uff0c\u9078\u64c7\u4e0d\u7576\u53ef\u80fd\u6703\u5c0e\u81f4\u6027\u80fd\u4e0b\u964d\u3002<\/li>\n<li><strong>\u5b9a\u671f\u7dad\u8b77<\/strong>: \u96a8\u8457\u6578\u64da\u7684\u589e\u9577\uff0c\u5b9a\u671f\u6aa2\u67e5\u548c\u512a\u5316\u7d22\u5f15\u662f\u5fc5\u8981\u7684\uff0c\u4ee5\u78ba\u4fdd\u6700\u4f73\u6027\u80fd\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-DPDSqfXcMm\">\u7e3d\u7d50<\/h2>\n<p>MongoDB\u4e2d\u7684\u7d22\u5f15\u662f\u63d0\u9ad8\u67e5\u8a62\u6027\u80fd\u7684\u95dc\u9375\u5de5\u5177\u3002\u901a\u904e\u5408\u7406\u4f7f\u7528\u5404\u7a2e\u7d22\u5f15\u985e\u578b\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u986f\u8457\u63d0\u5347\u61c9\u7528\u7a0b\u5e8f\u7684\u6548\u7387\u3002\u7136\u800c\uff0c\u9078\u64c7\u548c\u7dad\u8b77\u7d22\u5f15\u4e5f\u9700\u8981\u8b39\u614e\uff0c\u4ee5\u907f\u514d\u4e0d\u5fc5\u8981\u7684\u6027\u80fd\u640d\u5931\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u6578\u64da\u8655\u7406\u7684\u61c9\u7528\uff0c\u9078\u64c7\u5408\u9069\u7684<a href=\"https:\/\/server.hk\">VPS<\/a>\u6216<a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a>\u89e3\u6c7a\u65b9\u6848\u5c07\u6709\u52a9\u65bc\u66f4\u597d\u5730\u652f\u6301MongoDB\u7684\u904b\u884c\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3MongoDB\u4e2d\u7684\u7d22\u5f15\u8853\u8a9e\uff0c\u63d0\u5347\u67e5\u8a62\u6548\u7387\uff0c\u512a\u5316\u6578\u64da\u5b58\u53d6\uff0c\u8b93\u60a8\u7684\u6578\u64da\u5eab\u64cd\u4f5c\u66f4\u5feb\u901f\u3001\u9748\u6d3b\u3002<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-63804","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/63804","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=63804"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/63804\/revisions"}],"predecessor-version":[{"id":63805,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/63804\/revisions\/63805"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=63804"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=63804"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=63804"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}