{"id":152949,"date":"2024-11-02T03:22:19","date_gmt":"2024-11-01T19:22:19","guid":{"rendered":"https:\/\/server.hk\/cnblog\/152949\/"},"modified":"2024-11-02T03:22:20","modified_gmt":"2024-11-01T19:22:20","slug":"%e9%99%a4%e4%ba%86%e7%94%a8%e8%87%a8%e6%99%82%e8%a1%a8%ef%bc%8c%e9%82%84%e6%9c%89%e5%93%aa%e4%ba%9b%e6%96%b9%e6%b3%95%e5%8f%af%e4%bb%a5%e5%9c%a8-mysql-%e4%b8%ad%e8%99%95%e7%90%86%e5%a4%a7%e9%87%8f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/152949\/","title":{"rendered":"\u9664\u4e86\u7528\u81e8\u6642\u8868\uff0c\u9084\u6709\u54ea\u4e9b\u65b9\u6cd5\u53ef\u4ee5\u5728 MySQL \u4e2d\u8655\u7406\u5927\u91cf\u4e26\u767c\u67e5\u8a62\uff1f"},"content":{"rendered":"<h1 id=\"%e9%99%a4%e4%ba%86%e7%94%a8%e8%87%a8%e6%99%82%e8%a1%a8%ef%bc%8c%e9%82%84%e6%9c%89%e5%93%aa%e4%ba%9b%e6%96%b9%e6%b3%95%e5%8f%af%e4%bb%a5%e5%9c%a8-mysql-%e4%b8%ad%e8%99%95%e7%90%86%e5%a4%a7%e9%87%8f-YSBetAYNmZ\">\u9664\u4e86\u7528\u81e8\u6642\u8868\uff0c\u9084\u6709\u54ea\u4e9b\u65b9\u6cd5\u53ef\u4ee5\u5728 MySQL \u4e2d\u8655\u7406\u5927\u91cf\u4e26\u767c\u67e5\u8a62\uff1f<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u6642\u4ee3\uff0cMySQL \u4f5c\u70ba\u4e00\u500b\u6d41\u884c\u7684\u95dc\u806f\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff0c\u7d93\u5e38\u9762\u81e8\u5927\u91cf\u4e26\u767c\u67e5\u8a62\u7684\u6311\u6230\u3002\u96d6\u7136\u4f7f\u7528\u81e8\u6642\u8868\u662f\u4e00\u7a2e\u5e38\u898b\u7684\u89e3\u6c7a\u65b9\u6848\uff0c\u4f46\u9084\u6709\u5176\u4ed6\u591a\u7a2e\u65b9\u6cd5\u53ef\u4ee5\u6709\u6548\u5730\u8655\u7406\u9019\u4e9b\u67e5\u8a62\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5e7e\u7a2e\u66ff\u4ee3\u65b9\u6848\uff0c\u5e6b\u52a9\u958b\u767c\u8005\u548c\u6578\u64da\u5eab\u7ba1\u7406\u54e1\u512a\u5316 MySQL \u7684\u6027\u80fd\u3002<\/p>\n<h2 id=\"1-%e4%bd%bf%e7%94%a8%e7%b4%a2%e5%bc%95-YSBetAYNmZ\">1. \u4f7f\u7528\u7d22\u5f15<\/h2>\n<p>\u7d22\u5f15\u662f\u63d0\u9ad8\u67e5\u8a62\u6027\u80fd\u7684\u95dc\u9375\u3002\u901a\u904e\u5728\u8868\u7684\u5217\u4e0a\u5275\u5efa\u7d22\u5f15\uff0c\u53ef\u4ee5\u986f\u8457\u6e1b\u5c11\u67e5\u8a62\u7684\u57f7\u884c\u6642\u9593\u3002\u7d22\u5f15\u985e\u4f3c\u65bc\u66f8\u7c4d\u7684\u76ee\u9304\uff0c\u80fd\u5920\u5feb\u901f\u5b9a\u4f4d\u5230\u6240\u9700\u7684\u6578\u64da\u3002<\/p>\n<pre><code>CREATE INDEX idx_column_name ON table_name(column_name);<\/code><\/pre>\n<p>\u7136\u800c\uff0c\u904e\u591a\u7684\u7d22\u5f15\u6703\u5f71\u97ff\u5beb\u5165\u6027\u80fd\uff0c\u56e0\u6b64\u9700\u8981\u6839\u64da\u5be6\u969b\u67e5\u8a62\u9700\u6c42\u9032\u884c\u5408\u7406\u7684\u8a2d\u8a08\u3002<\/p>\n<h2 id=\"2-%e6%9f%a5%e8%a9%a2%e5%84%aa%e5%8c%96-YSBetAYNmZ\">2. \u67e5\u8a62\u512a\u5316<\/h2>\n<p>\u512a\u5316\u67e5\u8a62\u8a9e\u53e5\u662f\u63d0\u9ad8\u6027\u80fd\u7684\u53e6\u4e00\u500b\u91cd\u8981\u65b9\u9762\u3002\u4f7f\u7528 EXPLAIN \u8a9e\u53e5\u53ef\u4ee5\u5e6b\u52a9\u958b\u767c\u8005\u5206\u6790\u67e5\u8a62\u7684\u57f7\u884c\u8a08\u5283\uff0c\u5f9e\u800c\u627e\u51fa\u6027\u80fd\u74f6\u9838\u3002<\/p>\n<pre><code>EXPLAIN SELECT * FROM table_name WHERE condition;<\/code><\/pre>\n<p>\u6b64\u5916\uff0c\u907f\u514d\u4f7f\u7528 SELECT *\uff0c\u800c\u662f\u9078\u64c7\u5177\u9ad4\u7684\u5217\uff0c\u9019\u6a23\u53ef\u4ee5\u6e1b\u5c11\u4e0d\u5fc5\u8981\u7684\u6578\u64da\u50b3\u8f38\u3002<\/p>\n<h2 id=\"3-%e5%88%86%e5%8d%80%e8%a1%a8-YSBetAYNmZ\">3. \u5206\u5340\u8868<\/h2>\n<p>\u5206\u5340\u8868\u662f\u4e00\u7a2e\u5c07\u5927\u578b\u8868\u5206\u5272\u6210\u66f4\u5c0f\u3001\u66f4\u6613\u65bc\u7ba1\u7406\u7684\u90e8\u5206\u7684\u6280\u8853\u3002\u9019\u6a23\u53ef\u4ee5\u63d0\u9ad8\u67e5\u8a62\u6027\u80fd\uff0c\u7279\u5225\u662f\u5728\u8655\u7406\u5927\u91cf\u6578\u64da\u6642\u3002MySQL \u652f\u6301\u591a\u7a2e\u5206\u5340\u65b9\u6cd5\uff0c\u5982 RANGE\u3001LIST\u3001HASH \u548c KEY \u5206\u5340\u3002<\/p>\n<pre><code>CREATE TABLE table_name (\n    id INT,\n    data VARCHAR(100)\n) PARTITION BY RANGE (id) (\n    PARTITION p0 VALUES LESS THAN (1000),\n    PARTITION p1 VALUES LESS THAN (2000)\n);<\/code><\/pre>\n<h2 id=\"4-%e4%bd%bf%e7%94%a8%e7%b7%a9%e5%ad%98-YSBetAYNmZ\">4. \u4f7f\u7528\u7de9\u5b58<\/h2>\n<p>\u7de9\u5b58\u662f\u63d0\u9ad8\u67e5\u8a62\u6027\u80fd\u7684\u6709\u6548\u624b\u6bb5\u3002MySQL \u63d0\u4f9b\u4e86\u67e5\u8a62\u7de9\u5b58\u529f\u80fd\uff0c\u53ef\u4ee5\u5c07\u67e5\u8a62\u7d50\u679c\u5b58\u5132\u5728\u5167\u5b58\u4e2d\uff0c\u5f9e\u800c\u52a0\u5feb\u5f8c\u7e8c\u76f8\u540c\u67e5\u8a62\u7684\u97ff\u61c9\u901f\u5ea6\u3002\u96d6\u7136\u5728\u67d0\u4e9b\u60c5\u6cc1\u4e0b\uff0c\u67e5\u8a62\u7de9\u5b58\u53ef\u80fd\u6703\u5c0e\u81f4\u6027\u80fd\u4e0b\u964d\uff0c\u4f46\u5728\u8b80\u53d6\u983b\u7e41\u7684\u5834\u666f\u4e2d\uff0c\u5b83\u4ecd\u7136\u662f\u4e00\u500b\u503c\u5f97\u8003\u616e\u7684\u9078\u64c7\u3002<\/p>\n<pre><code>SET GLOBAL query_cache_size = 1048576; -- \u8a2d\u7f6e\u67e5\u8a62\u7de9\u5b58\u5927\u5c0f<\/code><\/pre>\n<h2 id=\"5-%e5%9e%82%e7%9b%b4%e5%92%8c%e6%b0%b4%e5%b9%b3%e6%8b%86%e5%88%86-YSBetAYNmZ\">5. \u5782\u76f4\u548c\u6c34\u5e73\u62c6\u5206<\/h2>\n<p>\u7576\u6578\u64da\u91cf\u589e\u9577\u5230\u4e00\u5b9a\u7a0b\u5ea6\u6642\uff0c\u5782\u76f4\u548c\u6c34\u5e73\u62c6\u5206\u53ef\u4ee5\u5e6b\u52a9\u63d0\u9ad8\u6027\u80fd\u3002\u5782\u76f4\u62c6\u5206\u662f\u5c07\u8868\u4e2d\u7684\u5217\u5206\u958b\uff0c\u800c\u6c34\u5e73\u62c6\u5206\u5247\u662f\u5c07\u8868\u4e2d\u7684\u884c\u5206\u958b\u3002\u9019\u6a23\u53ef\u4ee5\u6e1b\u5c11\u55ae\u500b\u8868\u7684\u5927\u5c0f\uff0c\u5f9e\u800c\u63d0\u9ad8\u67e5\u8a62\u6548\u7387\u3002<\/p>\n<h2 id=\"6-%e4%bd%bf%e7%94%a8%e8%b2%a0%e8%bc%89%e5%9d%87%e8%a1%a1-YSBetAYNmZ\">6. \u4f7f\u7528\u8ca0\u8f09\u5747\u8861<\/h2>\n<p>\u5728\u9ad8\u4e26\u767c\u7684\u74b0\u5883\u4e2d\uff0c\u4f7f\u7528\u8ca0\u8f09\u5747\u8861\u53ef\u4ee5\u6709\u6548\u5206\u6563\u67e5\u8a62\u8acb\u6c42\u3002\u901a\u904e\u5c07\u8acb\u6c42\u5206\u914d\u5230\u591a\u500b MySQL \u5be6\u4f8b\uff0c\u53ef\u4ee5\u6e1b\u5c11\u55ae\u500b\u5be6\u4f8b\u7684\u8ca0\u64d4\uff0c\u5f9e\u800c\u63d0\u9ad8\u6574\u9ad4\u6027\u80fd\u3002<\/p>\n<h2 id=\"7-%e7%9b%a3%e6%8e%a7%e5%92%8c%e8%aa%bf%e6%95%b4-YSBetAYNmZ\">7. \u76e3\u63a7\u548c\u8abf\u6574<\/h2>\n<p>\u6301\u7e8c\u76e3\u63a7\u6578\u64da\u5eab\u6027\u80fd\u662f\u78ba\u4fdd\u5176\u9ad8\u6548\u904b\u884c\u7684\u95dc\u9375\u3002\u4f7f\u7528\u5de5\u5177\u5982 MySQL Enterprise Monitor \u6216\u5176\u4ed6\u7b2c\u4e09\u65b9\u76e3\u63a7\u5de5\u5177\uff0c\u53ef\u4ee5\u53ca\u6642\u767c\u73fe\u6027\u80fd\u74f6\u9838\u4e26\u9032\u884c\u8abf\u6574\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-YSBetAYNmZ\">\u7e3d\u7d50<\/h2>\n<p>\u5728 MySQL \u4e2d\u8655\u7406\u5927\u91cf\u4e26\u767c\u67e5\u8a62\u7684\u6311\u6230\u662f\u591a\u65b9\u9762\u7684\uff0c\u9664\u4e86\u4f7f\u7528\u81e8\u6642\u8868\u5916\uff0c\u9084\u6709\u591a\u7a2e\u65b9\u6cd5\u53ef\u4ee5\u63d0\u9ad8\u6027\u80fd\uff0c\u5305\u62ec\u4f7f\u7528\u7d22\u5f15\u3001\u67e5\u8a62\u512a\u5316\u3001\u5206\u5340\u8868\u3001\u7de9\u5b58\u3001\u5782\u76f4\u548c\u6c34\u5e73\u62c6\u5206\u3001\u8ca0\u8f09\u5747\u8861\u4ee5\u53ca\u6301\u7e8c\u76e3\u63a7\u548c\u8abf\u6574\u3002\u9019\u4e9b\u6280\u8853\u7684\u7d50\u5408\u4f7f\u7528\uff0c\u53ef\u4ee5\u5e6b\u52a9\u958b\u767c\u8005\u548c\u6578\u64da\u5eab\u7ba1\u7406\u54e1\u66f4\u6709\u6548\u5730\u7ba1\u7406\u6578\u64da\u5eab\uff0c\u78ba\u4fdd\u5176\u5728\u9ad8\u4e26\u767c\u74b0\u5883\u4e0b\u7684\u7a69\u5b9a\u6027\u548c\u6027\u80fd\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4f86\u652f\u6301\u60a8\u7684 MySQL \u6578\u64da\u5eab\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u4e0d\u540c\u9700\u6c42\u7684\u5ba2\u6236\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22\u5728 MySQL \u4e2d\u8655\u7406\u5927\u91cf\u4e26\u767c\u67e5\u8a62\u7684\u591a\u7a2e\u65b9\u6cd5\uff0c\u9664\u4e86\u81e8\u6642\u8868\uff0c\u9084\u5305\u62ec\u7d22\u5f15\u512a\u5316\u3001\u67e5\u8a62\u7de9\u5b58\u548c\u5206\u5340\u6280\u8853\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-152949","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/152949","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=152949"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/152949\/revisions"}],"predecessor-version":[{"id":152950,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/152949\/revisions\/152950"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=152949"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=152949"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=152949"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}