{"id":176607,"date":"2024-11-08T12:14:15","date_gmt":"2024-11-08T04:14:15","guid":{"rendered":"https:\/\/server.hk\/cnblog\/176607\/"},"modified":"2024-11-08T12:14:16","modified_gmt":"2024-11-08T04:14:16","slug":"%e5%a6%82%e4%bd%95%e4%bf%ae%e5%be%a9mysql%e9%8c%af%e8%aa%a4-%e6%9f%a5%e8%a9%a2%e5%9f%b7%e8%a1%8c%e8%a2%ab%e4%b8%ad%e6%96%b7","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/176607\/","title":{"rendered":"\u5982\u4f55\u4fee\u5fa9MySQL\u932f\u8aa4 &#8211; \u67e5\u8a62\u57f7\u884c\u88ab\u4e2d\u65b7"},"content":{"rendered":"<h1 id=\"%e5%a6%82%e4%bd%95%e4%bf%ae%e5%be%a9mysql%e9%8c%af%e8%aa%a4-%e6%9f%a5%e8%a9%a2%e5%9f%b7%e8%a1%8c%e8%a2%ab%e4%b8%ad%e6%96%b7-NwsAVwuzlV\">\u5982\u4f55\u4fee\u5fa9MySQL\u932f\u8aa4 &#8211; \u67e5\u8a62\u57f7\u884c\u88ab\u4e2d\u65b7<\/h1>\n<p>\u5728\u4f7f\u7528MySQL\u6578\u64da\u5eab\u6642\uff0c\u958b\u767c\u8005\u548c\u7cfb\u7d71\u7ba1\u7406\u54e1\u53ef\u80fd\u6703\u9047\u5230\u5404\u7a2e\u932f\u8aa4\uff0c\u5176\u4e2d\u4e4b\u4e00\u5c31\u662f\u201c\u67e5\u8a62\u57f7\u884c\u88ab\u4e2d\u65b7\u201d\u3002\u9019\u7a2e\u932f\u8aa4\u901a\u5e38\u6703\u5c0e\u81f4\u6578\u64da\u5eab\u64cd\u4f5c\u7121\u6cd5\u5b8c\u6210\uff0c\u5f71\u97ff\u61c9\u7528\u7a0b\u5e8f\u7684\u6b63\u5e38\u904b\u884c\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u6b64\u932f\u8aa4\u7684\u539f\u56e0\u53ca\u5176\u89e3\u6c7a\u65b9\u6848\uff0c\u5e6b\u52a9\u7528\u6236\u6709\u6548\u5730\u4fee\u5fa9\u554f\u984c\u3002<\/p>\n<h2 id=\"%e9%8c%af%e8%aa%a4%e5%8e%9f%e5%9b%a0%e5%88%86%e6%9e%90-NwsAVwuzlV\">\u932f\u8aa4\u539f\u56e0\u5206\u6790<\/h2>\n<p>\u67e5\u8a62\u57f7\u884c\u88ab\u4e2d\u65b7\u7684\u539f\u56e0\u53ef\u80fd\u6709\u591a\u7a2e\uff0c\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u898b\u7684\u60c5\u6cc1\uff1a<\/p>\n<ul>\n<li><strong>\u67e5\u8a62\u8d85\u6642\uff1a<\/strong>MySQL\u6709\u4e00\u500b\u67e5\u8a62\u8d85\u6642\u8a2d\u7f6e\uff0c\u7576\u67e5\u8a62\u57f7\u884c\u6642\u9593\u8d85\u904e\u6b64\u9650\u5236\u6642\uff0c\u7cfb\u7d71\u6703\u81ea\u52d5\u4e2d\u65b7\u8a72\u67e5\u8a62\u3002\u9019\u901a\u5e38\u662f\u7531\u65bc\u67e5\u8a62\u6548\u7387\u4f4e\u4e0b\u6216\u6578\u64da\u91cf\u904e\u5927\u6240\u81f4\u3002<\/li>\n<li><strong>\u8cc7\u6e90\u9650\u5236\uff1a<\/strong>\u5982\u679c\u4f3a\u670d\u5668\u7684\u8cc7\u6e90\uff08\u5982CPU\u3001\u5167\u5b58\uff09\u4e0d\u8db3\uff0cMySQL\u53ef\u80fd\u6703\u4e2d\u65b7\u67d0\u4e9b\u67e5\u8a62\u4ee5\u91cb\u653e\u8cc7\u6e90\u3002<\/li>\n<li><strong>\u6b7b\u9396\uff1a<\/strong>\u7576\u5169\u500b\u6216\u591a\u500b\u67e5\u8a62\u4e92\u76f8\u7b49\u5f85\u5c0d\u65b9\u91cb\u653e\u8cc7\u6e90\u6642\uff0c\u6703\u767c\u751f\u6b7b\u9396\uff0cMySQL\u6703\u4e2d\u65b7\u5176\u4e2d\u4e00\u500b\u67e5\u8a62\u4ee5\u89e3\u6c7a\u6b64\u554f\u984c\u3002<\/li>\n<li><strong>\u7528\u6236\u624b\u52d5\u4e2d\u65b7\uff1a<\/strong>\u5728\u67d0\u4e9b\u60c5\u6cc1\u4e0b\uff0c\u6578\u64da\u5eab\u7ba1\u7406\u54e1\u53ef\u80fd\u6703\u624b\u52d5\u7d42\u6b62\u6b63\u5728\u57f7\u884c\u7684\u67e5\u8a62\u3002<\/li>\n<\/ul>\n<h2 id=\"%e8%a7%a3%e6%b1%ba%e6%96%b9%e6%a1%88-NwsAVwuzlV\">\u89e3\u6c7a\u65b9\u6848<\/h2>\n<p>\u91dd\u5c0d\u4e0a\u8ff0\u539f\u56e0\uff0c\u4ee5\u4e0b\u662f\u4e00\u4e9b\u89e3\u6c7a\u65b9\u6848\uff1a<\/p>\n<h3 id=\"1-%e8%aa%bf%e6%95%b4%e6%9f%a5%e8%a9%a2%e8%b6%85%e6%99%82%e8%a8%ad%e7%bd%ae-NwsAVwuzlV\">1. \u8abf\u6574\u67e5\u8a62\u8d85\u6642\u8a2d\u7f6e<\/h3>\n<p>\u53ef\u4ee5\u901a\u904e\u4fee\u6539MySQL\u7684\u914d\u7f6e\u6587\u4ef6\u4f86\u8abf\u6574\u67e5\u8a62\u8d85\u6642\u8a2d\u7f6e\u3002\u627e\u5230my.cnf\u6216my.ini\u6587\u4ef6\uff0c\u4e26\u6dfb\u52a0\u6216\u4fee\u6539\u4ee5\u4e0b\u53c3\u6578\uff1a<\/p>\n<pre><code>[mysqld]\nmax_execution_time = 300  # \u8a2d\u7f6e\u67e5\u8a62\u6700\u5927\u57f7\u884c\u6642\u9593\u70ba300\u79d2\n<\/code><\/pre>\n<p>\u4fee\u6539\u5f8c\uff0c\u91cd\u555fMySQL\u670d\u52d9\u4ee5\u4f7f\u66f4\u6539\u751f\u6548\u3002<\/p>\n<h3 id=\"2-%e5%84%aa%e5%8c%96%e6%9f%a5%e8%a9%a2-NwsAVwuzlV\">2. \u512a\u5316\u67e5\u8a62<\/h3>\n<p>\u5c0d\u65bc\u57f7\u884c\u6642\u9593\u904e\u9577\u7684\u67e5\u8a62\uff0c\u61c9\u8003\u616e\u9032\u884c\u512a\u5316\u3002\u53ef\u4ee5\u4f7f\u7528EXPLAIN\u8a9e\u53e5\u4f86\u5206\u6790\u67e5\u8a62\u8a08\u5283\uff0c\u627e\u51fa\u6027\u80fd\u74f6\u9838\u3002\u4f8b\u5982\uff1a<\/p>\n<pre><code>EXPLAIN SELECT * FROM your_table WHERE condition;\n<\/code><\/pre>\n<p>\u6839\u64da\u5206\u6790\u7d50\u679c\uff0c\u8abf\u6574\u7d22\u5f15\u6216\u91cd\u5beb\u67e5\u8a62\u4ee5\u63d0\u9ad8\u6548\u7387\u3002<\/p>\n<h3 id=\"3-%e5%a2%9e%e5%8a%a0%e4%bc%ba%e6%9c%8d%e5%99%a8%e8%b3%87%e6%ba%90-NwsAVwuzlV\">3. \u589e\u52a0\u4f3a\u670d\u5668\u8cc7\u6e90<\/h3>\n<p>\u5982\u679c\u4f3a\u670d\u5668\u8cc7\u6e90\u4e0d\u8db3\uff0c\u8003\u616e\u5347\u7d1a\u786c\u4ef6\u6216\u4f7f\u7528\u66f4\u9ad8\u914d\u7f6e\u7684\u4f3a\u670d\u5668\u3002\u9019\u6a23\u53ef\u4ee5\u63d0\u9ad8\u6578\u64da\u5eab\u7684\u8655\u7406\u80fd\u529b\uff0c\u6e1b\u5c11\u67e5\u8a62\u88ab\u4e2d\u65b7\u7684\u60c5\u6cc1\u3002<\/p>\n<h3 id=\"4-%e8%99%95%e7%90%86%e6%ad%bb%e9%8e%96-NwsAVwuzlV\">4. \u8655\u7406\u6b7b\u9396<\/h3>\n<p>\u70ba\u4e86\u907f\u514d\u6b7b\u9396\uff0c\u53ef\u4ee5\u5728\u61c9\u7528\u7a0b\u5e8f\u4e2d\u5be6\u65bd\u9069\u7576\u7684\u9396\u5b9a\u7b56\u7565\uff0c\u78ba\u4fdd\u67e5\u8a62\u7684\u57f7\u884c\u9806\u5e8f\u4e0d\u6703\u5c0e\u81f4\u4e92\u76f8\u7b49\u5f85\u3002\u6b64\u5916\uff0c\u53ef\u4ee5\u5b9a\u671f\u6aa2\u67e5\u548c\u6e05\u7406\u9577\u6642\u9593\u904b\u884c\u7684\u67e5\u8a62\uff0c\u4ee5\u6e1b\u5c11\u6b7b\u9396\u7684\u98a8\u96aa\u3002<\/p>\n<h3 id=\"5-%e7%9b%a3%e6%8e%a7%e5%92%8c%e6%97%a5%e8%aa%8c%e8%a8%98%e9%8c%84-NwsAVwuzlV\">5. \u76e3\u63a7\u548c\u65e5\u8a8c\u8a18\u9304<\/h3>\n<p>\u555f\u7528MySQL\u7684\u6162\u67e5\u8a62\u65e5\u8a8c\uff0c\u5b9a\u671f\u6aa2\u67e5\u65e5\u8a8c\u6587\u4ef6\uff0c\u627e\u51fa\u57f7\u884c\u6642\u9593\u904e\u9577\u7684\u67e5\u8a62\uff0c\u4e26\u9032\u884c\u512a\u5316\u3002\u9019\u6a23\u53ef\u4ee5\u53ca\u65e9\u767c\u73fe\u554f\u984c\uff0c\u907f\u514d\u67e5\u8a62\u88ab\u4e2d\u65b7\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-NwsAVwuzlV\">\u7e3d\u7d50<\/h2>\n<p>\u67e5\u8a62\u57f7\u884c\u88ab\u4e2d\u65b7\u7684\u554f\u984c\u5728MySQL\u4e2d\u4e26\u4e0d\u5c11\u898b\uff0c\u4f46\u901a\u904e\u8abf\u6574\u914d\u7f6e\u3001\u512a\u5316\u67e5\u8a62\u3001\u589e\u52a0\u8cc7\u6e90\u548c\u76e3\u63a7\u65e5\u8a8c\u7b49\u65b9\u6cd5\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u89e3\u6c7a\u9019\u4e00\u554f\u984c\u3002\u5c0d\u65bc\u9700\u8981\u7a69\u5b9a\u904b\u884c\u7684\u61c9\u7528\u7a0b\u5e8f\uff0c\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u65b9\u6848\u4e5f\u662f\u81f3\u95dc\u91cd\u8981\u7684\uff0c\u9019\u6a23\u53ef\u4ee5\u78ba\u4fdd\u6578\u64da\u5eab\u7684\u9ad8\u6548\u904b\u884c\u548c\u7a69\u5b9a\u6027\u3002\u5e0c\u671b\u672c\u6587\u80fd\u5e6b\u52a9\u60a8\u66f4\u597d\u5730\u7406\u89e3\u548c\u4fee\u5fa9MySQL\u932f\u8aa4\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5b78\u7fd2\u5982\u4f55\u4fee\u5fa9MySQL\u932f\u8aa4\uff0c\u89e3\u6c7a\u67e5\u8a62\u57f7\u884c\u88ab\u4e2d\u65b7\u7684\u554f\u984c\uff0c\u63d0\u5347\u6578\u64da\u5eab\u6027\u80fd\u8207\u7a69\u5b9a\u6027\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-176607","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/176607","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=176607"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/176607\/revisions"}],"predecessor-version":[{"id":176608,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/176607\/revisions\/176608"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=176607"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=176607"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=176607"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}