{"id":176669,"date":"2024-11-08T12:15:19","date_gmt":"2024-11-08T04:15:19","guid":{"rendered":"https:\/\/server.hk\/cnblog\/176669\/"},"modified":"2024-11-08T12:15:20","modified_gmt":"2024-11-08T04:15:20","slug":"%e5%a6%82%e4%bd%95%e4%bf%ae%e5%be%a9mysql%e9%8c%af%e8%aa%a4-%e5%98%97%e8%a9%a6%e9%87%8d%e6%96%b0%e5%95%9f%e5%8b%95%e4%ba%8b%e5%8b%99%e6%99%82%e7%99%bc%e7%8f%be%e6%ad%bb%e9%8e%96","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/176669\/","title":{"rendered":"\u5982\u4f55\u4fee\u5fa9MySQL\u932f\u8aa4 &#8211; \u5617\u8a66\u91cd\u65b0\u555f\u52d5\u4e8b\u52d9\u6642\u767c\u73fe\u6b7b\u9396"},"content":{"rendered":"<h1 id=\"%e5%a6%82%e4%bd%95%e4%bf%ae%e5%be%a9mysql%e9%8c%af%e8%aa%a4-%e5%98%97%e8%a9%a6%e9%87%8d%e6%96%b0%e5%95%9f%e5%8b%95%e4%ba%8b%e5%8b%99%e6%99%82%e7%99%bc%e7%8f%be%e6%ad%bb%e9%8e%96-TlnzrEMltg\">\u5982\u4f55\u4fee\u5fa9MySQL\u932f\u8aa4 &#8211; \u5617\u8a66\u91cd\u65b0\u555f\u52d5\u4e8b\u52d9\u6642\u767c\u73fe\u6b7b\u9396<\/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\u5617\u8a66\u91cd\u65b0\u555f\u52d5\u4e8b\u52d9\u6642\u767c\u73fe\u6b7b\u9396\u201d\u3002\u9019\u7a2e\u60c5\u6cc1\u901a\u5e38\u767c\u751f\u5728\u591a\u500b\u4e8b\u52d9\u540c\u6642\u57f7\u884c\u4e26\u76f8\u4e92\u7b49\u5f85\u5c0d\u65b9\u91cb\u653e\u8cc7\u6e90\u6642\uff0c\u5c0e\u81f4\u7cfb\u7d71\u7121\u6cd5\u7e7c\u7e8c\u9032\u884c\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u6b7b\u9396\u7684\u6210\u56e0\u3001\u5982\u4f55\u6aa2\u6e2c\u6b7b\u9396\u4ee5\u53ca\u4fee\u5fa9\u65b9\u6cd5\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af%e6%ad%bb%e9%8e%96%ef%bc%9f-TlnzrEMltg\">\u4ec0\u9ebc\u662f\u6b7b\u9396\uff1f<\/h2>\n<p>\u6b7b\u9396\u662f\u4e00\u7a2e\u60c5\u6cc1\uff0c\u7576\u5169\u500b\u6216\u591a\u500b\u4e8b\u52d9\u76f8\u4e92\u7b49\u5f85\u5c0d\u65b9\u91cb\u653e\u8cc7\u6e90\u6642\uff0c\u5c0e\u81f4\u6240\u6709\u4e8b\u52d9\u90fd\u7121\u6cd5\u7e7c\u7e8c\u57f7\u884c\u3002\u5728MySQL\u4e2d\uff0c\u9019\u901a\u5e38\u767c\u751f\u5728\u4ee5\u4e0b\u60c5\u6cc1\uff1a<\/p>\n<ul>\n<li>\u4e8b\u52d9A\u6301\u6709\u8cc7\u6e901\u4e26\u8acb\u6c42\u8cc7\u6e902\uff0c\u800c\u4e8b\u52d9B\u6301\u6709\u8cc7\u6e902\u4e26\u8acb\u6c42\u8cc7\u6e901\u3002<\/li>\n<li>\u591a\u500b\u4e8b\u52d9\u540c\u6642\u66f4\u65b0\u76f8\u540c\u7684\u6578\u64da\u884c\uff0c\u5c0e\u81f4\u76f8\u4e92\u7b49\u5f85\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%a6%82%e4%bd%95%e6%aa%a2%e6%b8%ac%e6%ad%bb%e9%8e%96-TlnzrEMltg\">\u5982\u4f55\u6aa2\u6e2c\u6b7b\u9396<\/h2>\n<p>MySQL\u63d0\u4f9b\u4e86\u4e00\u4e9b\u5de5\u5177\u4f86\u5e6b\u52a9\u6aa2\u6e2c\u6b7b\u9396\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0bSQL\u547d\u4ee4\u4f86\u67e5\u770b\u7576\u524d\u7684\u6b7b\u9396\u4fe1\u606f\uff1a<\/p>\n<pre><code>SHOW ENGINE INNODB STATUS;<\/code><\/pre>\n<p>\u9019\u500b\u547d\u4ee4\u6703\u8fd4\u56deInnoDB\u5f15\u64ce\u7684\u72c0\u614b\u4fe1\u606f\uff0c\u5176\u4e2d\u5305\u62ec\u6700\u8fd1\u7684\u6b7b\u9396\u4fe1\u606f\u3002\u4f60\u53ef\u4ee5\u5728\u8f38\u51fa\u4e2d\u627e\u5230\u201cLATEST DETECTED DEADLOCK\u201d\u90e8\u5206\uff0c\u9019\u88e1\u6703\u5217\u51fa\u5c0e\u81f4\u6b7b\u9396\u7684\u4e8b\u52d9\u548c\u9396\u5b9a\u7684\u8cc7\u6e90\u3002<\/p>\n<h2 id=\"%e4%bf%ae%e5%be%a9%e6%ad%bb%e9%8e%96%e7%9a%84%e6%96%b9%e6%b3%95-TlnzrEMltg\">\u4fee\u5fa9\u6b7b\u9396\u7684\u65b9\u6cd5<\/h2>\n<p>\u4fee\u5fa9\u6b7b\u9396\u7684\u6700\u4f73\u65b9\u6cd5\u662f\u5f9e\u6839\u672c\u4e0a\u907f\u514d\u5b83\u7684\u767c\u751f\uff0c\u4f46\u5982\u679c\u5df2\u7d93\u767c\u751f\u4e86\uff0c\u5247\u53ef\u4ee5\u63a1\u53d6\u4ee5\u4e0b\u5e7e\u7a2e\u65b9\u6cd5\u4f86\u89e3\u6c7a\u554f\u984c\uff1a<\/p>\n<h3 id=\"1-%e9%87%8d%e6%96%b0%e5%95%9f%e5%8b%95%e4%ba%8b%e5%8b%99-TlnzrEMltg\">1. \u91cd\u65b0\u555f\u52d5\u4e8b\u52d9<\/h3>\n<p>\u7576\u6aa2\u6e2c\u5230\u6b7b\u9396\u6642\uff0cMySQL\u6703\u81ea\u52d5\u9078\u64c7\u4e00\u500b\u4e8b\u52d9\u4f86\u56de\u6efe\uff0c\u9019\u6a23\u5176\u4ed6\u4e8b\u52d9\u5c31\u53ef\u4ee5\u7e7c\u7e8c\u57f7\u884c\u3002\u4f60\u53ef\u4ee5\u5728\u61c9\u7528\u7a0b\u5e8f\u4e2d\u6355\u7372\u9019\u500b\u932f\u8aa4\uff0c\u7136\u5f8c\u91cd\u65b0\u555f\u52d5\u4e8b\u52d9\u3002\u4f8b\u5982\uff1a<\/p>\n<pre><code>try {\n    \/\/ \u958b\u59cb\u4e8b\u52d9\n    START TRANSACTION;\n    \n    \/\/ \u57f7\u884c\u4e00\u4e9b\u64cd\u4f5c\n    \/\/ ...\n    \n    \/\/ \u63d0\u4ea4\u4e8b\u52d9\n    COMMIT;\n} catch (Exception $e) {\n    \/\/ \u6aa2\u67e5\u662f\u5426\u70ba\u6b7b\u9396\u932f\u8aa4\n    if ($e-&gt;getCode() == '40001') {\n        \/\/ \u91cd\u65b0\u555f\u52d5\u4e8b\u52d9\n        \/\/ ...\n    }\n}<\/code><\/pre>\n<h3 id=\"2-%e5%84%aa%e5%8c%96%e4%ba%8b%e5%8b%99-TlnzrEMltg\">2. \u512a\u5316\u4e8b\u52d9<\/h3>\n<p>\u6e1b\u5c11\u4e8b\u52d9\u7684\u6301\u6709\u6642\u9593\u53ef\u4ee5\u964d\u4f4e\u6b7b\u9396\u7684\u98a8\u96aa\u3002\u78ba\u4fdd\u4e8b\u52d9\u76e1\u53ef\u80fd\u5feb\u5730\u5b8c\u6210\uff0c\u4e26\u4e14\u5728\u4e8b\u52d9\u4e2d\u53ea\u57f7\u884c\u5fc5\u8981\u7684\u64cd\u4f5c\u3002\u907f\u514d\u5728\u4e8b\u52d9\u4e2d\u57f7\u884c\u9577\u6642\u9593\u904b\u884c\u7684\u67e5\u8a62\u6216\u7b49\u5f85\u7528\u6236\u8f38\u5165\u3002<\/p>\n<h3 id=\"3-%e4%bd%bf%e7%94%a8%e9%81%a9%e7%95%b6%e7%9a%84%e9%8e%96%e5%ae%9a%e7%ad%96%e7%95%a5-TlnzrEMltg\">3. \u4f7f\u7528\u9069\u7576\u7684\u9396\u5b9a\u7b56\u7565<\/h3>\n<p>\u6839\u64da\u61c9\u7528\u7a0b\u5e8f\u7684\u9700\u6c42\u9078\u64c7\u5408\u9069\u7684\u9396\u5b9a\u7b56\u7565\u3002\u4f8b\u5982\uff0c\u4f7f\u7528\u884c\u7d1a\u9396\u800c\u4e0d\u662f\u8868\u7d1a\u9396\u53ef\u4ee5\u6e1b\u5c11\u6b7b\u9396\u7684\u53ef\u80fd\u6027\u3002\u6b64\u5916\uff0c\u78ba\u4fdd\u6240\u6709\u4e8b\u52d9\u4ee5\u76f8\u540c\u7684\u9806\u5e8f\u8acb\u6c42\u9396\u5b9a\u8cc7\u6e90\uff0c\u4ee5\u907f\u514d\u5faa\u74b0\u7b49\u5f85\u7684\u60c5\u6cc1\u3002<\/p>\n<h3 id=\"4-%e7%9b%a3%e6%8e%a7%e5%92%8c%e8%aa%bf%e6%95%b4-TlnzrEMltg\">4. \u76e3\u63a7\u548c\u8abf\u6574<\/h3>\n<p>\u5b9a\u671f\u76e3\u63a7\u6578\u64da\u5eab\u7684\u6027\u80fd\u548c\u4e8b\u52d9\u7684\u57f7\u884c\u60c5\u6cc1\uff0c\u4e26\u6839\u64da\u9700\u8981\u9032\u884c\u8abf\u6574\u3002\u4f7f\u7528MySQL\u7684\u6027\u80fd\u76e3\u63a7\u5de5\u5177\u4f86\u8b58\u5225\u6f5b\u5728\u7684\u6b7b\u9396\u554f\u984c\uff0c\u4e26\u53ca\u6642\u9032\u884c\u512a\u5316\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-TlnzrEMltg\">\u7e3d\u7d50<\/h2>\n<p>\u6b7b\u9396\u662fMySQL\u4e2d\u5e38\u898b\u7684\u554f\u984c\uff0c\u4f46\u901a\u904e\u9069\u7576\u7684\u6aa2\u6e2c\u548c\u4fee\u5fa9\u65b9\u6cd5\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u7ba1\u7406\u548c\u6e1b\u5c11\u5176\u5f71\u97ff\u3002\u4e86\u89e3\u6b7b\u9396\u7684\u6210\u56e0\u3001\u6aa2\u6e2c\u65b9\u6cd5\u4ee5\u53ca\u4fee\u5fa9\u7b56\u7565\uff0c\u5c07\u6709\u52a9\u65bc\u63d0\u9ad8\u6578\u64da\u5eab\u7684\u7a69\u5b9a\u6027\u548c\u6027\u80fd\u3002\u5982\u679c\u60a8\u9700\u8981\u9032\u4e00\u6b65\u7684\u652f\u6301\u6216\u5c0b\u627e\u53ef\u9760\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u4ee5\u7372\u53d6\u66f4\u591a\u4fe1\u606f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5b78\u7fd2\u5982\u4f55\u4fee\u5fa9MySQL\u932f\u8aa4\uff0c\u89e3\u6c7a\u5728\u91cd\u65b0\u555f\u52d5\u4e8b\u52d9\u6642\u9047\u5230\u7684\u6b7b\u9396\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-176669","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/176669","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=176669"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/176669\/revisions"}],"predecessor-version":[{"id":176670,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/176669\/revisions\/176670"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=176669"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=176669"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=176669"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}