{"id":88,"date":"2024-07-30T07:49:28","date_gmt":"2024-07-29T23:49:28","guid":{"rendered":"https:\/\/www.dbyh.top\/?p=88"},"modified":"2024-07-30T08:30:35","modified_gmt":"2024-07-30T00:30:35","slug":"mysql-%e9%80%9f%e5%ba%a6%e4%bc%98%e5%8c%96-%e7%bd%91%e7%ab%99%e9%80%9f%e5%ba%a6%e4%bc%98%e5%8c%96","status":"publish","type":"post","link":"https:\/\/www.dbyh.top\/index.php\/2024\/07\/30\/mysql-%e9%80%9f%e5%ba%a6%e4%bc%98%e5%8c%96-%e7%bd%91%e7%ab%99%e9%80%9f%e5%ba%a6%e4%bc%98%e5%8c%96\/","title":{"rendered":"MYSQL \u901f\u5ea6\u4f18\u5316&#8211;\u7f51\u7ad9\u901f\u5ea6\u4f18\u5316"},"content":{"rendered":"\n<p>MySQL \u901f\u5ea6\u4f18\u5316\u53ef\u4ee5\u4ece\u591a\u4e2a\u65b9\u9762\u8fdb\u884c\uff0c\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u89c1\u7684\u4f18\u5316\u65b9\u6cd5\u548c\u6280\u5de7\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u7d22\u5f15\u4f18\u5316\uff1a\n<ul class=\"wp-block-list\">\n<li>\u786e\u4fdd\u8868\u4e2d\u91cd\u8981\u7684\u5217\u6709\u9002\u5f53\u7684\u7d22\u5f15\u3002<\/li>\n\n\n\n<li>\u907f\u514d\u4e0d\u5fc5\u8981\u7684\u6216\u8005\u91cd\u590d\u7684\u7d22\u5f15\u3002<\/li>\n\n\n\n<li>\u4f7f\u7528<code>EXPLAIN<\/code>\u67e5\u8be2\u6765\u5206\u6790SQL\u6267\u884c\u8ba1\u5212\uff0c\u5e76\u6839\u636e\u7ed3\u679c\u8c03\u6574\u7d22\u5f15\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u67e5\u8be2\u4f18\u5316\uff1a\n<ul class=\"wp-block-list\">\n<li>\u907f\u514d\u4f7f\u7528<code>SELECT *<\/code>\uff0c\u53ea\u9009\u62e9\u9700\u8981\u7684\u5217\u3002<\/li>\n\n\n\n<li>\u4f7f\u7528<code>JOIN<\/code>\u6765\u5408\u5e76\u76f8\u5173\u8868\uff0c\u800c\u4e0d\u662f\u5b50\u67e5\u8be2\u3002<\/li>\n\n\n\n<li>\u4f7f\u7528<code>WHERE<\/code>\u5b50\u53e5\u6765\u9650\u5236\u67e5\u8be2\u7ed3\u679c\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u6570\u636e\u5e93\u7ed3\u6784\u4f18\u5316\uff1a\n<ul class=\"wp-block-list\">\n<li>\u4f7f\u7528\u5408\u9002\u7684\u6570\u636e\u7c7b\u578b\uff0c\u5982\u6574\u6570\u4ee3\u66ff\u5b57\u7b26\u4e32\u5b58\u50a8ID\u3002<\/li>\n\n\n\n<li>\u4f7f\u7528\u5408\u9002\u7684\u8868\u5206\u5272\u65b9\u6cd5\uff0c\u5982\u6c34\u5e73\u5206\u5272\u6216\u5782\u76f4\u5206\u5272\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u670d\u52a1\u5668\u786c\u4ef6\u4f18\u5316\uff1a\n<ul class=\"wp-block-list\">\n<li>\u589e\u52a0\u5185\u5b58\uff0c\u63d0\u9ad8\u7f13\u5b58\u547d\u4e2d\u7387\u3002<\/li>\n\n\n\n<li>\u4f7f\u7528\u66f4\u5feb\u7684\u786c\u76d8\u3002<\/li>\n\n\n\n<li>\u914d\u7f6e\u826f\u597d\u7684\u7f51\u7edc\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u914d\u7f6e\u4f18\u5316\uff1a\n<ul class=\"wp-block-list\">\n<li>\u8c03\u6574<code>innodb_buffer_pool_size<\/code>\u7b49\u914d\u7f6e\u9879\u6765\u4f18\u5316InnoDB\u7684\u6027\u80fd\u3002<\/li>\n\n\n\n<li>\u8c03\u6574<code>query_cache_size<\/code>\u548c<code>query_cache_type<\/code>\u6765\u4f18\u5316\u67e5\u8be2\u7f13\u5b58\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u5b9a\u65f6\u4f18\u5316\uff1a\n<ul class=\"wp-block-list\">\n<li>\u5b9a\u671f\u4f7f\u7528<code>OPTIMIZE TABLE<\/code>\u6765\u91cd\u5efa\u548c\u4f18\u5316\u8868\u3002<\/li>\n\n\n\n<li>\u5b9a\u671f\u68c0\u67e5\u548c\u6e05\u7406\u65e0\u6548\u6216\u8fc7\u5927\u7684\u65e5\u5fd7\u6587\u4ef6\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u8bfb\u5199\u5206\u79bb\uff1a\n<ul class=\"wp-block-list\">\n<li>\u4f7f\u7528\u8bfb\u5199\u5206\u79bb\u6765\u63d0\u9ad8\u8bfb\u53d6\u901f\u5ea6\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u7f13\u5b58\u5c42\uff1a\n<ul class=\"wp-block-list\">\n<li>\u4f7f\u7528\u5e94\u7528\u5c42\u7f13\u5b58\u6765\u51cf\u5c11\u6570\u636e\u5e93\u8d1f\u8f7d\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u67e5\u8be2\u4f18\u5316\u548c\u5206\u6790\uff1a\n<ul class=\"wp-block-list\">\n<li>\u4f7f\u7528<code>SHOW STATUS<\/code>\u548c<code>SHOW PROCESSLIST<\/code>\u6765\u76d1\u63a7\u548c\u4f18\u5316\u8fd0\u884c\u4e2d\u7684\u67e5\u8be2\u3002<\/li>\n\n\n\n<li>\u4f7f\u7528<code>EXPLAIN<\/code>\u5206\u6790\u590d\u6742\u67e5\u8be2\u7684\u6267\u884c\u8ba1\u5212\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u5199\u5165\u4f18\u5316\uff1a\n<ul class=\"wp-block-list\">\n<li>\u4f7f\u7528\u6279\u91cf\u63d2\u5165\u6765\u51cf\u5c11\u5355\u6b21\u63d2\u5165\u64cd\u4f5c\u7684\u5f00\u9500\u3002<\/li>\n\n\n\n<li>\u5206\u6563\u9ad8\u5cf0\u65f6\u6bb5\u7684\u5199\u5165\u64cd\u4f5c\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n\n\n\n<p>\u5b9e\u65bd\u4f18\u5316\u65f6\uff0c\u5e94\u6839\u636e\u5b9e\u9645\u60c5\u51b5\u548c\u8d1f\u8f7d\u52a8\u6001\u8c03\u6574\u7b56\u7565\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>MySQL \u901f\u5ea6\u4f18\u5316\u53ef\u4ee5\u4ece\u591a\u4e2a\u65b9\u9762\u8fdb\u884c\uff0c\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u89c1\u7684\u4f18\u5316\u65b9\u6cd5\u548c\u6280\u5de7\uff1a \u5b9e\u65bd\u4f18\u5316\u65f6\uff0c\u5e94\u6839\u636e\u5b9e\u9645\u60c5\u51b5\u548c\u8d1f\u8f7d\u52a8\u6001 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[10],"tags":[],"class_list":["post-88","post","type-post","status-publish","format-standard","hentry","category-10"],"_links":{"self":[{"href":"https:\/\/www.dbyh.top\/index.php\/wp-json\/wp\/v2\/posts\/88","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.dbyh.top\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.dbyh.top\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.dbyh.top\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.dbyh.top\/index.php\/wp-json\/wp\/v2\/comments?post=88"}],"version-history":[{"count":1,"href":"https:\/\/www.dbyh.top\/index.php\/wp-json\/wp\/v2\/posts\/88\/revisions"}],"predecessor-version":[{"id":89,"href":"https:\/\/www.dbyh.top\/index.php\/wp-json\/wp\/v2\/posts\/88\/revisions\/89"}],"wp:attachment":[{"href":"https:\/\/www.dbyh.top\/index.php\/wp-json\/wp\/v2\/media?parent=88"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.dbyh.top\/index.php\/wp-json\/wp\/v2\/categories?post=88"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.dbyh.top\/index.php\/wp-json\/wp\/v2\/tags?post=88"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}