{"id":21969,"date":"2024-01-02T18:20:25","date_gmt":"2024-01-02T18:20:25","guid":{"rendered":"https:\/\/server.hk\/blog\/21969\/"},"modified":"2024-11-14T10:24:05","modified_gmt":"2024-11-14T02:24:05","slug":"advanced-techniques-for-mongodb-server-optimization","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/21969\/","title":{"rendered":"MongoDB\u4f3a\u670d\u5668\u512a\u5316\u7684\u9032\u968e\u6280\u8853"},"content":{"rendered":"

MongoDB\u4f3a\u670d\u5668\u512a\u5316\u7684\u9032\u968e\u6280\u8853<\/h1>\n

MongoDB\u662f\u4e00\u500b\u53d7\u6b61\u8fce\u7684NoSQL\u6578\u64da\u5eab\uff0c\u63d0\u4f9b\u9ad8\u53ef\u64f4\u5c55\u6027\u548c\u9748\u6d3b\u6027\u4f86\u5b58\u5132\u548c\u6aa2\u7d22\u6578\u64da\u3002\u96a8\u8457\u60a8\u7684MongoDB\u6578\u64da\u5eab\u589e\u9577\uff0c\u512a\u5316\u5176\u6027\u80fd\u8b8a\u5f97\u81f3\u95dc\u91cd\u8981\uff0c\u4ee5\u78ba\u4fdd\u9ad8\u6548\u7684\u64cd\u4f5c\u3002\u5728\u672c\u6587\u4e2d\uff0c\u6211\u5011\u5c07\u63a2\u8a0eMongoDB\u4f3a\u670d\u5668\u512a\u5316\u7684\u9032\u968e\u6280\u8853\u3002<\/p>\n

1. \u7d22\u5f15<\/h2>\n

\u7d22\u5f15\u5728\u63d0\u9ad8MongoDB\u67e5\u8a62\u6027\u80fd\u65b9\u9762\u8d77\u8457\u81f3\u95dc\u91cd\u8981\u7684\u4f5c\u7528\u3002\u901a\u904e\u5275\u5efa\u9069\u7576\u7684\u7d22\u5f15\uff0c\u60a8\u53ef\u4ee5\u986f\u8457\u6e1b\u5c11\u67e5\u8a62\u57f7\u884c\u6240\u9700\u7684\u6642\u9593\u3002\u5206\u6790\u60a8\u7d93\u5e38\u57f7\u884c\u7684\u67e5\u8a62\uff0c\u8b58\u5225\u5728find()<\/code>\u6216aggregate()<\/code>\u64cd\u4f5c\u4e2d\u4f7f\u7528\u7684\u5b57\u6bb5\u3002\u7136\u5f8c\uff0c\u4f7f\u7528createIndex()<\/code>\u65b9\u6cd5\u5728\u9019\u4e9b\u5b57\u6bb5\u4e0a\u5275\u5efa\u7d22\u5f15\u3002<\/p>\n

db.collection.createIndex({ field: 1 })\r\n<\/code><\/pre>\n
\u78ba\u4fdd\u5728\u7d93\u5e38\u7528\u65bc\u904e\u6ffe\u3001\u6392\u5e8f\u6216\u9023\u63a5\u64cd\u4f5c\u7684\u5b57\u6bb5\u4e0a\u5275\u5efa\u7d22\u5f15\u3002\u7136\u800c\uff0c\u8acb\u6ce8\u610f\u4e0d\u8981\u5275\u5efa\u904e\u591a\u7684\u7d22\u5f15\uff0c\u56e0\u70ba\u9019\u6703\u5f71\u97ff\u5beb\u5165\u6027\u80fd\u4e26\u589e\u52a0\u5b58\u5132\u9700\u6c42\u3002<\/p>\n
2. \u5206\u7247<\/h2>\n
\u5206\u7247\u662f\u4e00\u7a2e\u5c07\u6578\u64da\u5206\u4f48\u5230\u591a\u500b\u4f3a\u670d\u5668\u6216\u5206\u7247\u7684\u6280\u8853\u3002\u5b83\u5141\u8a31\u60a8\u6c34\u5e73\u64f4\u5c55MongoDB\u6578\u64da\u5eab\uff0c\u6539\u5584\u8b80\u53d6\u548c\u5beb\u5165\u6027\u80fd\u3002\u901a\u904e\u5c07\u6578\u64da\u5206\u5272\u6210\u66f4\u5c0f\u7684\u584a\u4e26\u5c07\u5176\u5206\u4f48\u5728\u5404\u500b\u5206\u7247\u4e0a\uff0c\u60a8\u53ef\u4ee5\u8655\u7406\u66f4\u5927\u7684\u6578\u64da\u96c6\u548c\u66f4\u9ad8\u7684\u6d41\u91cf\u8ca0\u8f09\u3002<\/p>\n
\u8981\u555f\u7528\u5206\u7247\uff0c\u60a8\u9700\u8981\u5b9a\u7fa9\u4e00\u500b\u5206\u7247\u9375\uff0c\u4ee5\u6c7a\u5b9a\u6578\u64da\u5982\u4f55\u5728\u5206\u7247\u9593\u5206\u4f48\u3002\u9078\u64c7\u4e00\u500b\u5747\u52fb\u5206\u4f48\u6578\u64da\u4e26\u907f\u514d\u71b1\u9ede\u7684\u5206\u7247\u9375\u3002MongoDB\u63d0\u4f9b\u4e86\u591a\u7a2e\u9078\u64c7\u5206\u7247\u9375\u7684\u7b56\u7565\uff0c\u5982\u54c8\u5e0c\u3001\u7bc4\u570d\u6216\u8907\u5408\u9375\u3002<\/p>\n
3. \u67e5\u8a62\u512a\u5316<\/h2>\n
\u512a\u5316\u60a8\u7684\u67e5\u8a62\u5c0d\u63d0\u9ad8MongoDB\u6027\u80fd\u81f3\u95dc\u91cd\u8981\u3002\u4f7f\u7528explain()<\/code>\u65b9\u6cd5\u5206\u6790\u67e5\u8a62\u57f7\u884c\u8a08\u5283\uff0c\u8b58\u5225\u6f5b\u5728\u7684\u74f6\u9838\u3002\u5b83\u63d0\u4f9b\u4e86\u6709\u95dc\u67e5\u8a62\u8a08\u5283\u3001\u7d22\u5f15\u4f7f\u7528\u548c\u57f7\u884c\u7d71\u8a08\u7684\u5bf6\u8cb4\u4fe1\u606f\u3002<\/p>\n
\u78ba\u4fdd\u60a8\u7684\u67e5\u8a62\u4f7f\u7528\u9069\u7576\u7684\u7d22\u5f15\uff0c\u4e26\u907f\u514d\u4e0d\u5fc5\u8981\u7684\u64cd\u4f5c\u3002\u8b39\u614e\u4f7f\u7528sort()<\/code>\u65b9\u6cd5\uff0c\u56e0\u70ba\u5c0d\u5927\u578b\u7d50\u679c\u96c6\u9032\u884c\u6392\u5e8f\u53ef\u80fd\u6703\u5f71\u97ff\u6027\u80fd\u3002\u4f7f\u7528limit()<\/code>\u65b9\u6cd5\u9650\u5236\u8fd4\u56de\u7684\u6587\u6a94\u6578\u91cf\uff0c\u4e26\u8b39\u614e\u4f7f\u7528skip()<\/code>\u65b9\u6cd5\uff0c\u56e0\u70ba\u5b83\u53ef\u80fd\u6703\u6d88\u8017\u8cc7\u6e90\u3002<\/p>\n
4. \u9023\u63a5\u6c60<\/h2>\n
MongoDB\u9a45\u52d5\u7a0b\u5e8f\u652f\u6301\u9023\u63a5\u6c60\uff0c\u9019\u5141\u8a31\u91cd\u7528\u6578\u64da\u5eab\u9023\u63a5\uff0c\u800c\u4e0d\u662f\u70ba\u6bcf\u500b\u8acb\u6c42\u5efa\u7acb\u65b0\u7684\u9023\u63a5\u3002\u9023\u63a5\u6c60\u6e1b\u5c11\u4e86\u9023\u63a5\u5efa\u7acb\u548c\u65b7\u958b\u7684\u958b\u92b7\uff0c\u6539\u5584\u4e86\u6574\u9ad4\u6027\u80fd\u3002<\/p>\n
\u6839\u64da\u61c9\u7528\u7a0b\u5e8f\u7684\u9700\u6c42\u548c\u53ef\u7528\u7cfb\u7d71\u8cc7\u6e90\u914d\u7f6e\u9023\u63a5\u6c60\u4e2d\u7684\u6700\u5927\u9023\u63a5\u6578\u91cf\u3002\u76e3\u63a7\u9023\u63a5\u6c60\u7684\u4f7f\u7528\u60c5\u6cc1\uff0c\u4ee5\u78ba\u4fdd\u4e0d\u6703\u8017\u76e1\uff0c\u5f9e\u800c\u5c0e\u81f4\u9023\u63a5\u5ef6\u9072\u6216\u5931\u6557\u3002<\/p>\n
5. \u8907\u88fd\u96c6<\/h2>\n
\u8907\u88fd\u96c6\u70baMongoDB\u90e8\u7f72\u63d0\u4f9b\u9ad8\u53ef\u7528\u6027\u548c\u5bb9\u932f\u80fd\u529b\u3002\u901a\u904e\u5728\u591a\u500b\u4f3a\u670d\u5668\u4e0a\u8907\u88fd\u6578\u64da\uff0c\u60a8\u53ef\u4ee5\u78ba\u4fdd\u5373\u4f7f\u5728\u4f3a\u670d\u5668\u6545\u969c\u7684\u60c5\u6cc1\u4e0b\uff0c\u6578\u64da\u5eab\u4ecd\u7136\u53ef\u8a2a\u554f\u3002<\/p>\n
\u914d\u7f6e\u60a8\u7684\u8907\u88fd\u96c6\u5408\uff0c\u8a2d\u7f6e\u9069\u7576\u6578\u91cf\u7684\u6210\u54e1\uff0c\u4ee5\u5e73\u8861\u8b80\u53d6\u548c\u5beb\u5165\u64cd\u4f5c\u3002\u4f7f\u7528\u8b80\u53d6\u9996\u9078\u9805\u5c07\u8b80\u53d6\u64cd\u4f5c\u5b9a\u5411\u5230\u6b21\u8981\u6210\u54e1\uff0c\u6e1b\u8f15\u4e3b\u8981\u6210\u54e1\u7684\u8ca0\u64d4\u4e26\u5206\u914d\u8ca0\u8f09\u3002<\/p>\n
\u7e3d\u7d50<\/h2>\n
\u512a\u5316\u60a8\u7684MongoDB\u4f3a\u670d\u5668\u5c0d\u65bc\u7dad\u6301\u9ad8\u6027\u80fd\u548c\u53ef\u64f4\u5c55\u6027\u81f3\u95dc\u91cd\u8981\u3002\u901a\u904e\u5be6\u65bd\u7d22\u5f15\u3001\u5206\u7247\u3001\u67e5\u8a62\u512a\u5316\u3001\u9023\u63a5\u6c60\u548c\u8907\u88fd\u96c6\u7b49\u9032\u968e\u6280\u8853\uff0c\u60a8\u53ef\u4ee5\u78ba\u4fdd\u9ad8\u6548\u7684\u64cd\u4f5c\u548c\u6539\u5584\u7684\u97ff\u61c9\u6642\u9593\u3002<\/p>\n
\u5728Server.HK\uff0c\u6211\u5011\u63d0\u4f9b\u53ef\u9760\u4e14\u9ad8\u6027\u80fd\u7684VPS\u4e3b\u6a5f\u89e3\u6c7a\u65b9\u6848\uff0c\u9069\u7528\u65bc\u60a8\u7684MongoDB\u90e8\u7f72\u3002\u6211\u5011\u7684\u9999\u6e2fVPS\u4e3b\u6a5f<\/a>\u8a08\u5283\u63d0\u4f9b\u4e86\u512a\u5316\u60a8\u7684MongoDB\u4f3a\u670d\u5668\u4e26\u5be6\u73fe\u5353\u8d8a\u6027\u80fd\u7684\u5b8c\u7f8e\u5e73\u53f0\u3002<\/p>\n
“`<\/p>\n","protected":false},"excerpt":{"rendered":"
MongoDB\u4f3a\u670d\u5668\u512a\u5316\u7684\u9032\u968e\u6280...<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-21969","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/21969","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"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=21969"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/21969\/revisions"}],"predecessor-version":[{"id":23340,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/21969\/revisions\/23340"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=21969"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=21969"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=21969"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}