{"id":80483,"date":"2024-10-16T14:22:15","date_gmt":"2024-10-16T06:22:15","guid":{"rendered":"https:\/\/server.hk\/cnblog\/80483\/"},"modified":"2024-10-16T14:22:15","modified_gmt":"2024-10-16T06:22:15","slug":"mysql%e4%b8%ad%e9%9a%b1%e8%97%8f%e7%a9%ba%e9%96%93%e5%95%8f%e9%a1%8c%e6%b7%ba%e6%9e%90","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/80483\/","title":{"rendered":"MySQL\u4e2d\u96b1\u85cf\u7a7a\u9593\u554f\u984c\u6dfa\u6790"},"content":{"rendered":"<h1 id=\"mysql%e4%b8%ad%e9%9a%b1%e8%97%8f%e7%a9%ba%e9%96%93%e5%95%8f%e9%a1%8c%e6%b7%ba%e6%9e%90-ggKpMMqoGp\">MySQL\u4e2d\u96b1\u85cf\u7a7a\u9593\u554f\u984c\u6dfa\u6790<\/h1>\n<p>\u5728\u4f7f\u7528MySQL\u6578\u64da\u5eab\u7684\u904e\u7a0b\u4e2d\uff0c\u96b1\u85cf\u7a7a\u9593\u554f\u984c\u662f\u4e00\u500b\u5e38\u898b\u4f46\u7d93\u5e38\u88ab\u5ffd\u8996\u7684\u554f\u984c\u3002\u96b1\u85cf\u7a7a\u9593\u6307\u7684\u662f\u5728\u6578\u64da\u5eab\u4e2d\uff0c\u67d0\u4e9b\u7a7a\u9593\u672a\u88ab\u6709\u6548\u5229\u7528\u6216\u88ab\u6d6a\u8cbb\u7684\u60c5\u6cc1\u3002\u9019\u4e0d\u50c5\u5f71\u97ff\u6578\u64da\u5eab\u7684\u6027\u80fd\uff0c\u9084\u53ef\u80fd\u5c0e\u81f4\u5b58\u5132\u6210\u672c\u7684\u589e\u52a0\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0eMySQL\u4e2d\u7684\u96b1\u85cf\u7a7a\u9593\u554f\u984c\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u89e3\u6c7a\u65b9\u6848\u3002<\/p>\n<h2 id=\"%e9%9a%b1%e8%97%8f%e7%a9%ba%e9%96%93%e7%9a%84%e4%be%86%e6%ba%90-ggKpMMqoGp\">\u96b1\u85cf\u7a7a\u9593\u7684\u4f86\u6e90<\/h2>\n<p>\u96b1\u85cf\u7a7a\u9593\u7684\u4f86\u6e90\u4e3b\u8981\u6709\u4ee5\u4e0b\u5e7e\u500b\u65b9\u9762\uff1a<\/p>\n<ul>\n<li><strong>\u6578\u64da\u522a\u9664\uff1a<\/strong>\u7576\u6578\u64da\u88ab\u522a\u9664\u6642\uff0cMySQL\u4e0d\u6703\u7acb\u5373\u91cb\u653e\u9019\u4e9b\u7a7a\u9593\uff0c\u800c\u662f\u5c07\u5176\u6a19\u8a18\u70ba\u53ef\u7528\u3002\u9019\u610f\u5473\u8457\u5373\u4f7f\u6578\u64da\u5df2\u88ab\u522a\u9664\uff0c\u9019\u4e9b\u7a7a\u9593\u4ecd\u7136\u5b58\u5728\u65bc\u6578\u64da\u5eab\u4e2d\u3002<\/li>\n<li><strong>\u6578\u64da\u66f4\u65b0\uff1a<\/strong>\u5728\u66f4\u65b0\u64cd\u4f5c\u4e2d\uff0cMySQL\u53ef\u80fd\u6703\u5275\u5efa\u65b0\u7684\u884c\u800c\u4e0d\u662f\u8986\u84cb\u820a\u7684\u884c\uff0c\u9019\u6703\u5c0e\u81f4\u7a7a\u9593\u7684\u6d6a\u8cbb\u3002<\/li>\n<li><strong>\u7d22\u5f15\u7684\u4f7f\u7528\uff1a<\/strong>\u7d22\u5f15\u5728\u63d0\u9ad8\u67e5\u8a62\u6027\u80fd\u7684\u540c\u6642\uff0c\u4e5f\u6703\u4f54\u7528\u984d\u5916\u7684\u7a7a\u9593\u3002\u5982\u679c\u7d22\u5f15\u672a\u88ab\u5408\u7406\u7ba1\u7406\uff0c\u5c07\u6703\u5c0e\u81f4\u96b1\u85cf\u7a7a\u9593\u7684\u589e\u52a0\u3002<\/li>\n<\/ul>\n<h2 id=\"%e9%9a%b1%e8%97%8f%e7%a9%ba%e9%96%93%e7%9a%84%e5%bd%b1%e9%9f%bf-ggKpMMqoGp\">\u96b1\u85cf\u7a7a\u9593\u7684\u5f71\u97ff<\/h2>\n<p>\u96b1\u85cf\u7a7a\u9593\u554f\u984c\u53ef\u80fd\u6703\u5c0d\u6578\u64da\u5eab\u7684\u6027\u80fd\u548c\u7ba1\u7406\u9020\u6210\u591a\u65b9\u9762\u7684\u5f71\u97ff\uff1a<\/p>\n<ul>\n<li><strong>\u6027\u80fd\u4e0b\u964d\uff1a<\/strong>\u96b1\u85cf\u7a7a\u9593\u7684\u5b58\u5728\u6703\u5c0e\u81f4\u67e5\u8a62\u901f\u5ea6\u8b8a\u6162\uff0c\u56e0\u70baMySQL\u9700\u8981\u82b1\u8cbb\u66f4\u591a\u7684\u6642\u9593\u4f86\u5c0b\u627e\u53ef\u7528\u7684\u7a7a\u9593\u3002<\/li>\n<li><strong>\u5b58\u5132\u6210\u672c\u589e\u52a0\uff1a<\/strong>\u96b1\u85cf\u7a7a\u9593\u7684\u589e\u52a0\u610f\u5473\u8457\u9700\u8981\u66f4\u591a\u7684\u5b58\u5132\u8cc7\u6e90\uff0c\u9019\u5c07\u76f4\u63a5\u5f71\u97ff\u5230\u904b\u71df\u6210\u672c\u3002<\/li>\n<li><strong>\u7dad\u8b77\u56f0\u96e3\uff1a<\/strong>\u96b1\u85cf\u7a7a\u9593\u7684\u5b58\u5728\u4f7f\u5f97\u6578\u64da\u5eab\u7684\u7dad\u8b77\u8b8a\u5f97\u66f4\u52a0\u8907\u96dc\uff0c\u7279\u5225\u662f\u5728\u9032\u884c\u5099\u4efd\u548c\u6062\u5fa9\u6642\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%a6%82%e4%bd%95%e8%a7%a3%e6%b1%ba%e9%9a%b1%e8%97%8f%e7%a9%ba%e9%96%93%e5%95%8f%e9%a1%8c-ggKpMMqoGp\">\u5982\u4f55\u89e3\u6c7a\u96b1\u85cf\u7a7a\u9593\u554f\u984c<\/h2>\n<p>\u70ba\u4e86\u6709\u6548\u89e3\u6c7aMySQL\u4e2d\u7684\u96b1\u85cf\u7a7a\u9593\u554f\u984c\uff0c\u53ef\u4ee5\u63a1\u53d6\u4ee5\u4e0b\u5e7e\u7a2e\u65b9\u6cd5\uff1a<\/p>\n<h3 id=\"1-%e5%ae%9a%e6%9c%9f%e5%9f%b7%e8%a1%8coptimize-table-ggKpMMqoGp\">1. \u5b9a\u671f\u57f7\u884cOPTIMIZE TABLE<\/h3>\n<p>\u4f7f\u7528<code>OPTIMIZE TABLE<\/code>\u547d\u4ee4\u53ef\u4ee5\u91cd\u5efa\u8868\u4e26\u56de\u6536\u672a\u4f7f\u7528\u7684\u7a7a\u9593\u3002\u9019\u662f\u4e00\u500b\u7c21\u55ae\u800c\u6709\u6548\u7684\u89e3\u6c7a\u65b9\u6848\u3002<\/p>\n<pre><code>OPTIMIZE TABLE your_table_name;<\/code><\/pre>\n<h3 id=\"2-%e4%bd%bf%e7%94%a8innodb%e7%9a%84%e8%87%aa%e5%8b%95%e6%b8%85%e7%90%86%e5%8a%9f%e8%83%bd-ggKpMMqoGp\">2. \u4f7f\u7528InnoDB\u7684\u81ea\u52d5\u6e05\u7406\u529f\u80fd<\/h3>\n<p>InnoDB\u5b58\u5132\u5f15\u64ce\u5177\u6709\u81ea\u52d5\u6e05\u7406\u672a\u4f7f\u7528\u7a7a\u9593\u7684\u529f\u80fd\u3002\u78ba\u4fdd\u4f60\u7684\u6578\u64da\u5eab\u914d\u7f6e\u6b63\u78ba\uff0c\u4ee5\u4fbf\u5145\u5206\u5229\u7528\u9019\u4e00\u7279\u6027\u3002<\/p>\n<h3 id=\"3-%e5%ae%9a%e6%9c%9f%e6%aa%a2%e6%9f%a5%e5%92%8c%e9%87%8d%e5%bb%ba%e7%b4%a2%e5%bc%95-ggKpMMqoGp\">3. \u5b9a\u671f\u6aa2\u67e5\u548c\u91cd\u5efa\u7d22\u5f15<\/h3>\n<p>\u5b9a\u671f\u6aa2\u67e5\u7d22\u5f15\u7684\u4f7f\u7528\u60c5\u6cc1\uff0c\u4e26\u6839\u64da\u9700\u8981\u91cd\u5efa\u7d22\u5f15\uff0c\u4ee5\u6e1b\u5c11\u96b1\u85cf\u7a7a\u9593\u7684\u5f71\u97ff\u3002<\/p>\n<pre><code>ALTER TABLE your_table_name DROP INDEX your_index_name;<\/code><\/pre>\n<pre><code>ALTER TABLE your_table_name ADD INDEX your_index_name (column_name);<\/code><\/pre>\n<h3 id=\"4-%e7%9b%a3%e6%8e%a7%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e7%a9%ba%e9%96%93%e4%bd%bf%e7%94%a8%e6%83%85%e6%b3%81-ggKpMMqoGp\">4. \u76e3\u63a7\u6578\u64da\u5eab\u7684\u7a7a\u9593\u4f7f\u7528\u60c5\u6cc1<\/h3>\n<p>\u4f7f\u7528<code>SHOW TABLE STATUS<\/code>\u547d\u4ee4\u53ef\u4ee5\u67e5\u770b\u8868\u7684\u7a7a\u9593\u4f7f\u7528\u60c5\u6cc1\uff0c\u5f9e\u800c\u53ca\u6642\u767c\u73fe\u96b1\u85cf\u7a7a\u9593\u554f\u984c\u3002<\/p>\n<pre><code>SHOW TABLE STATUS LIKE 'your_table_name';<\/code><\/pre>\n<h2 id=\"%e7%b5%90%e8%ab%96-ggKpMMqoGp\">\u7d50\u8ad6<\/h2>\n<p>\u96b1\u85cf\u7a7a\u9593\u554f\u984c\u5728MySQL\u6578\u64da\u5eab\u4e2d\u662f\u4e00\u500b\u4e0d\u5bb9\u5ffd\u8996\u7684\u554f\u984c\uff0c\u5c0d\u6027\u80fd\u548c\u6210\u672c\u90fd\u6709\u6f5b\u5728\u5f71\u97ff\u3002\u901a\u904e\u5b9a\u671f\u57f7\u884c\u512a\u5316\u64cd\u4f5c\u3001\u5408\u7406\u7ba1\u7406\u7d22\u5f15\u4ee5\u53ca\u76e3\u63a7\u7a7a\u9593\u4f7f\u7528\u60c5\u6cc1\uff0c\u53ef\u4ee5\u6709\u6548\u6e1b\u5c11\u96b1\u85cf\u7a7a\u9593\u7684\u5f71\u97ff\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u6578\u64da\u7ba1\u7406\u7684\u4f01\u696d\u4f86\u8aaa\uff0c\u9078\u64c7\u5408\u9069\u7684\u6578\u64da\u5eab\u89e3\u6c7a\u65b9\u6848\u81f3\u95dc\u91cd\u8981\u3002<\/p>\n<p>\u5982\u9700\u4e86\u89e3\u66f4\u591a\u95dc\u65bc<code>VPS<\/code>\u3001<code>\u9999\u6e2fVPS<\/code>\u53ca\u5176\u4ed6<code>\u4f3a\u670d\u5668<\/code>\u89e3\u6c7a\u65b9\u6848\u7684\u4fe1\u606f\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9 <a href=\"https:\/\/server.hk\">Server.HK<\/a>\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u8a0eMySQL\u4e2d\u7684\u96b1\u85cf\u7a7a\u9593\u554f\u984c\uff0c\u5206\u6790\u5176\u6210\u56e0\u53ca\u5f71\u97ff\uff0c\u63d0\u4f9b\u89e3\u6c7a\u65b9\u6848\u4ee5\u512a\u5316\u6578\u64da\u5eab\u6027\u80fd\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-80483","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/80483","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=80483"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/80483\/revisions"}],"predecessor-version":[{"id":80484,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/80483\/revisions\/80484"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=80483"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=80483"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=80483"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}