{"id":22269,"date":"2024-02-05T12:26:24","date_gmt":"2024-02-05T12:26:24","guid":{"rendered":"https:\/\/server.hk\/blog\/22269\/"},"modified":"2024-09-11T16:04:14","modified_gmt":"2024-09-11T16:04:14","slug":"optimizing-database-performance-on-your-usa-vps-query-tuning-and-replication","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/22269\/","title":{"rendered":"\u512a\u5316\u60a8\u9999\u6e2f VPS \u4e0a\u7684\u8cc7\u6599\u5eab\u6027\u80fd\uff1a\u67e5\u8a62\u8abf\u6574\u53ca\u8907\u5beb"},"content":{"rendered":"

\u512a\u5316\u60a8\u9999\u6e2f VPS \u4e0a\u7684\u8cc7\u6599\u5eab\u6027\u80fd\uff1a\u67e5\u8a62\u8abf\u6574\u53ca\u8907\u5beb<\/h1>\n

\u4f5c\u70ba\u7db2\u7ad9\u64c1\u6709\u8005\uff0c\u78ba\u4fdd\u8cc7\u6599\u5eab\u7684\u6700\u4f73\u6027\u80fd\u5c0d\u65bc\u60a8\u7684\u5728\u7dda\u696d\u52d9\u6210\u529f\u81f3\u95dc\u91cd\u8981\u3002\u8cc7\u6599\u5eab\u67e5\u8a62\u901f\u5ea6\u6162\u6703\u5c0e\u81f4\u7528\u6236\u9ad4\u9a57\u5dee\uff0c\u8f49\u63db\u7387\u964d\u4f4e\uff0c\u751a\u81f3\u6536\u5165\u640d\u5931\u3002\u5728\u672c\u6587\u4e2d\uff0c\u6211\u5011\u5c07\u63a2\u8a0e\u5728\u60a8\u9999\u6e2f VPS \u4e3b\u6a5f\u4e0a\u512a\u5316\u8cc7\u6599\u5eab\u6027\u80fd\u7684\u67e5\u8a62\u8abf\u6574\u548c\u8907\u5beb\u7684\u91cd\u8981\u6027\u3002<\/p>\n

\u4e86\u89e3\u67e5\u8a62\u8abf\u6574<\/h2>\n

\u67e5\u8a62\u8abf\u6574\u6d89\u53ca\u512a\u5316\u8207\u60a8\u7684\u8cc7\u6599\u5eab\u4ea4\u4e92\u7684 SQL \u67e5\u8a62\u3002\u901a\u904e\u7cbe\u7d30\u8abf\u6574\u9019\u4e9b\u67e5\u8a62\uff0c\u60a8\u53ef\u4ee5\u986f\u8457\u63d0\u5347\u60a8\u7684\u8cc7\u6599\u5eab\u6027\u80fd\u4e26\u6e1b\u5c11\u97ff\u61c9\u6642\u9593\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u6709\u6548\u67e5\u8a62\u8abf\u6574\u7684\u95dc\u9375\u63d0\u793a\uff1a<\/p>\n

1. \u5efa\u7acb\u7d22\u5f15<\/h3>\n

\u7d22\u5f15\u5728\u67e5\u8a62\u6027\u80fd\u4e2d\u626e\u6f14\u8457\u95dc\u9375\u89d2\u8272\u3002\u5b83\u5011\u4f7f\u8cc7\u6599\u5eab\u80fd\u5920\u5feb\u901f\u5b9a\u4f4d\u4e26\u6aa2\u7d22\u6240\u9700\u6578\u64da\u3002\u5206\u6790\u60a8\u7684\u67e5\u8a62\u4e26\u8b58\u5225\u5728 WHERE\u3001JOIN \u548c ORDER BY \u5b50\u53e5\u4e2d\u983b\u7e41\u4f7f\u7528\u7684\u5217\u3002\u5728\u9019\u4e9b\u5217\u4e0a\u5efa\u7acb\u9069\u7576\u7684\u7d22\u5f15\uff0c\u53ef\u4ee5\u52a0\u901f\u67e5\u8a62\u57f7\u884c\u3002<\/p>\n

\u7136\u800c\uff0c\u8981\u6ce8\u610f\u4e0d\u8981\u5c0d\u60a8\u7684\u8868\u9032\u884c\u904e\u5ea6\u7d22\u5f15\uff0c\u56e0\u70ba\u9019\u53ef\u80fd\u5c0e\u81f4\u5b58\u5132\u9700\u6c42\u589e\u52a0\u548c\u5beb\u5165\u64cd\u4f5c\u8b8a\u6162\u3002\u5b9a\u671f\u76e3\u63a7\u4e26\u66f4\u65b0\u60a8\u7684\u7d22\u5f15\uff0c\u4ee5\u78ba\u4fdd\u5b83\u5011\u4ecd\u7136\u76f8\u95dc\u4e14\u6709\u6548\u3002<\/p>\n

2. \u907f\u514d\u4e0d\u5fc5\u8981\u7684\u9023\u63a5<\/h3>\n

\u9023\u63a5\u53ef\u80fd\u662f\u8cc7\u6e90\u5bc6\u96c6\u578b\u64cd\u4f5c\uff0c\u7279\u5225\u662f\u5728\u8655\u7406\u5927\u6578\u64da\u96c6\u6642\u3002\u901a\u904e\u5c0d\u60a8\u7684\u8cc7\u6599\u5eab\u7d50\u69cb\u9032\u884c\u975e\u898f\u683c\u5316\u6216\u4f7f\u7528\u5b50\u67e5\u8a62\u6216\u81e8\u6642\u8868\u7b49\u66ff\u4ee3\u6280\u8853\uff0c\u5c07\u67e5\u8a62\u4e2d\u7684\u9023\u63a5\u6578\u91cf\u964d\u5230\u6700\u4f4e\u3002<\/p>\n

3. \u9650\u5236\u7d50\u679c\u96c6<\/h3>\n

\u8fd4\u56de\u5927\u91cf\u7d50\u679c\u96c6\u53ef\u80fd\u6703\u5f71\u97ff\u6027\u80fd\u3002\u4f7f\u7528 LIMIT \u5b50\u53e5\u4f86\u9650\u5236\u60a8\u7684\u67e5\u8a62\u8fd4\u56de\u7684\u884c\u6578\u3002\u6b64\u5916\uff0c\u8003\u616e\u5be6\u65bd\u5206\u9801\u4f86\u4ee5\u8f03\u5c0f\u7684\u6578\u64da\u584a\u8f09\u5165\u6578\u64da\uff0c\u6e1b\u5c11\u5c0d\u60a8\u7684\u8cc7\u6599\u5eab\u7684\u8ca0\u64d4\u3002<\/p>\n

4. \u512a\u5316\u8cc7\u6599\u985e\u578b<\/h3>\n

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\u5be6\u65bd\u8cc7\u6599\u5eab\u8907\u5beb<\/h2>\n

\u8cc7\u6599\u5eab\u8907\u5beb\u6d89\u53ca\u5275\u5efa\u8cc7\u6599\u5eab\u7684\u591a\u4efd\u526f\u672c\uff0c\u4ee5\u5206\u6563\u5de5\u4f5c\u8ca0\u8f09\u4e26\u63d0\u9ad8\u6027\u80fd\u3002\u901a\u904e\u5728\u4e0d\u540c\u7684\u670d\u52d9\u5668\u4e0a\u8907\u88fd\u60a8\u7684\u8cc7\u6599\u5eab\uff0c\u60a8\u53ef\u4ee5\u5be6\u73fe\u4ee5\u4e0b\u597d\u8655\uff1a<\/p>\n

1. \u63d0\u9ad8\u5197\u9918\u6027<\/h3>\n

\u8cc7\u6599\u5eab\u8907\u5beb\u63d0\u4f9b\u4e86\u5197\u9918\u6027\uff0c\u78ba\u4fdd\u60a8\u7684\u6578\u64da\u5373\u4f7f\u5728\u786c\u4ef6\u6545\u969c\u6216\u707d\u96e3\u7684\u60c5\u6cc1\u4e0b\u4e5f\u662f\u5b89\u5168\u7684\u3002\u5982\u679c\u4e00\u53f0\u670d\u52d9\u5668\u5b95\u6a5f\uff0c\u5176\u4ed6\u526f\u672c\u53ef\u4ee5\u7e7c\u7e8c\u7121\u4e2d\u65b7\u5730\u670d\u52d9\u60a8\u7684\u61c9\u7528\u7a0b\u5e8f\u3002<\/p>\n

2. \u8ca0\u8f09\u5e73\u8861<\/h3>\n

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3. \u9ad8\u53ef\u7528\u6027<\/h3>\n

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4. \u53ef\u64f4\u5c55\u6027<\/h3>\n

\u901a\u904e\u6dfb\u52a0\u66f4\u591a\u526f\u672c\u4ee5\u8655\u7406\u589e\u52a0\u7684\u6d41\u91cf\u548c\u6578\u64da\u91cf\uff0c\u8907\u5beb\u5be6\u73fe\u4e86\u6a6b\u5411\u53ef\u64f4\u5c55\u6027\u3002\u96a8\u8457\u60a8\u7684\u696d\u52d9\u589e\u9577\uff0c\u60a8\u53ef\u4ee5\u8f15\u9b06\u64f4\u5927\u60a8\u7684\u8cc7\u6599\u5eab\u57fa\u790e\u8a2d\u65bd\u4ee5\u6eff\u8db3\u9700\u6c42\u3002<\/p>\n

\u7d50\u8ad6<\/h2>\n

\u512a\u5316\u8cc7\u6599\u5eab\u6027\u80fd\u5c0d\u65bc\u60a8\u7684\u5728\u7dda\u696d\u52d9\u7684\u6210\u529f\u81f3\u95dc\u91cd\u8981\u3002\u901a\u904e\u5be6\u65bd\u67e5\u8a62\u8abf\u6574\u6280\u8853\uff0c\u5982\u5efa\u7acb\u7d22\u5f15\u3001\u6700\u5c0f\u5316\u9023\u63a5\u3001\u9650\u5236\u7d50\u679c\u96c6\u548c\u512a\u5316\u8cc7\u6599\u985e\u578b\uff0c\u60a8\u53ef\u4ee5\u986f\u8457\u63d0\u5347\u60a8\u5728\u9999\u6e2f VPS \u4e3b\u6a5f\u4e0a\u7684\u8cc7\u6599\u5eab\u6027\u80fd\u3002<\/p>\n

\u6b64\u5916\uff0c\u8cc7\u6599\u5eab\u8907\u5beb\u63d0\u4f9b\u4e86\u589e\u52a0\u7684\u5197\u9918\u6027\u3001\u8ca0\u8f09\u5e73\u8861\u3001\u9ad8\u53ef\u7528\u6027\u548c\u53ef\u64f4\u5c55\u6027\u3002\u8003\u616e\u5be6\u65bd\u8cc7\u6599\u5eab\u8907\u5beb\u4ee5\u9032\u4e00\u6b65\u63d0\u5347\u60a8\u7684\u8cc7\u6599\u5eab\u7684\u6027\u80fd\u548c\u53ef\u9760\u6027\u3002<\/p>\n

\u5982\u679c\u60a8\u5c0b\u627e\u53ef\u9760\u4e14\u9ad8\u6027\u80fd\u7684\u9999\u6e2f VPS \u4e3b\u6a5f\u89e3\u6c7a\u65b9\u6848\uff0c\u8acb\u4fe1\u8cf4 Server.HK\u3002\u6211\u5011\u7684 VPS \u89e3\u6c7a\u65b9\u6848\u662f\u4e00\u6d41\u7684\uff0c\u70ba\u60a8\u63d0\u4f9b\u512a\u5316\u8cc7\u6599\u5eab\u6027\u80fd\u6240\u9700\u7684\u8cc7\u6e90\u548c\u9748\u6d3b\u6027\u3002\u7acb\u5373\u806f\u7e6b\u6211\u5011\uff0c\u4e86\u89e3\u66f4\u591a\u4fe1\u606f\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"

\u512a\u5316\u60a8\u9999\u6e2f VPS \u4e0a\u7684\u8cc7\u6599\u5eab\u6027...<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4927],"tags":[],"class_list":["post-22269","post","type-post","status-publish","format-standard","hentry","category-4927"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/22269","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=22269"}],"version-history":[{"count":2,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/22269\/revisions"}],"predecessor-version":[{"id":23086,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/22269\/revisions\/23086"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=22269"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=22269"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=22269"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}