{"id":180700,"date":"2024-11-09T12:27:18","date_gmt":"2024-11-09T04:27:18","guid":{"rendered":"https:\/\/server.hk\/cnblog\/180700\/"},"modified":"2024-11-09T12:27:19","modified_gmt":"2024-11-09T04:27:19","slug":"%e6%b7%b1%e5%85%a5%e4%ba%86%e8%a7%a3mysql%e6%95%b8%e6%93%9a%e5%ba%ab%e6%96%87%e4%bb%b6%e7%9a%84%e5%ad%98%e5%84%b2%e6%a9%9f%e5%88%b6%e5%8f%8a%e5%84%aa%e5%8c%96%e6%96%b9%e6%b3%95-mysql-%e7%9a%84","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/180700\/","title":{"rendered":"\u6df1\u5165\u4e86\u89e3MySQL\u6578\u64da\u5eab\u6587\u4ef6\u7684\u5b58\u5132\u6a5f\u5236\u53ca\u512a\u5316\u65b9\u6cd5 (mysql \u7684\u6578\u64da\u5eab\u6587\u4ef6)"},"content":{"rendered":"<h1 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id=\"mysql%e7%9a%84%e5%ad%98%e5%84%b2%e6%a9%9f%e5%88%b6-IdgsIzMGpG\">MySQL\u7684\u5b58\u5132\u6a5f\u5236<\/h2>\n<p>MySQL\u652f\u6301\u591a\u7a2e\u5b58\u5132\u5f15\u64ce\uff0c\u5176\u4e2d\u6700\u5e38\u7528\u7684\u5305\u62ecInnoDB\u548cMyISAM\u3002\u9019\u5169\u7a2e\u5b58\u5132\u5f15\u64ce\u5728\u6578\u64da\u7684\u5b58\u5132\u548c\u7ba1\u7406\u4e0a\u6709\u8457\u986f\u8457\u7684\u5dee\u7570\uff1a<\/p>\n<h3 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id=\"mysql%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e5%84%aa%e5%8c%96%e6%96%b9%e6%b3%95-IdgsIzMGpG\">MySQL\u6578\u64da\u5eab\u7684\u512a\u5316\u65b9\u6cd5<\/h2>\n<p>\u70ba\u4e86\u63d0\u9ad8MySQL\u6578\u64da\u5eab\u7684\u6027\u80fd\uff0c\u53ef\u4ee5\u63a1\u53d6\u4ee5\u4e0b\u5e7e\u7a2e\u512a\u5316\u65b9\u6cd5\uff1a<\/p>\n<h3 id=\"1-%e7%b4%a2%e5%bc%95%e5%84%aa%e5%8c%96-IdgsIzMGpG\">1. \u7d22\u5f15\u512a\u5316<\/h3>\n<p>\u5408\u7406\u4f7f\u7528\u7d22\u5f15\u53ef\u4ee5\u986f\u8457\u63d0\u9ad8\u67e5\u8a62\u6027\u80fd\u3002\u61c9\u6839\u64da\u67e5\u8a62\u7684\u983b\u7387\u548c\u689d\u4ef6\u9078\u64c7\u5408\u9069\u7684\u7d22\u5f15\u985e\u578b\uff0c\u5982\u55ae\u5217\u7d22\u5f15\u3001\u8907\u5408\u7d22\u5f15\u7b49\u3002<\/p>\n<pre><code>CREATE INDEX idx_column ON table_name(column_name);<\/code><\/pre>\n<h3 id=\"2-%e6%9f%a5%e8%a9%a2%e5%84%aa%e5%8c%96-IdgsIzMGpG\">2. \u67e5\u8a62\u512a\u5316<\/h3>\n<p>\u4f7f\u7528EXPLAIN\u8a9e\u53e5\u5206\u6790\u67e5\u8a62\u8a08\u5283\uff0c\u627e\u51fa\u6027\u80fd\u74f6\u9838\uff0c\u4e26\u6839\u64da\u9700\u8981\u91cd\u5beb\u67e5\u8a62\u8a9e\u53e5\u3002<\/p>\n<pre><code>EXPLAIN SELECT * FROM table_name WHERE condition;<\/code><\/pre>\n<h3 id=\"3-%e9%85%8d%e7%bd%ae%e5%84%aa%e5%8c%96-IdgsIzMGpG\">3. \u914d\u7f6e\u512a\u5316<\/h3>\n<p>\u6839\u64da\u5be6\u969b\u9700\u6c42\u8abf\u6574MySQL\u7684\u914d\u7f6e\u53c3\u6578\uff0c\u5982\u7de9\u885d\u6c60\u5927\u5c0f\u3001\u67e5\u8a62\u7de9\u5b58\u7b49\uff0c\u4ee5\u63d0\u9ad8\u6027\u80fd\u3002<\/p>\n<h3 id=\"4-%e5%ae%9a%e6%9c%9f%e7%b6%ad%e8%ad%b7-IdgsIzMGpG\">4. \u5b9a\u671f\u7dad\u8b77<\/h3>\n<p>\u5b9a\u671f\u57f7\u884cOPTIMIZE TABLE\u547d\u4ee4\u4f86\u6574\u7406\u6578\u64da\u8868\uff0c\u91cb\u653e\u672a\u4f7f\u7528\u7684\u7a7a\u9593\uff0c\u63d0\u5347\u67e5\u8a62\u6548\u7387\u3002<\/p>\n<pre><code>OPTIMIZE TABLE table_name;<\/code><\/pre>\n<h2 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