{"id":160237,"date":"2024-11-03T21:25:20","date_gmt":"2024-11-03T13:25:20","guid":{"rendered":"https:\/\/server.hk\/cnblog\/160237\/"},"modified":"2024-11-03T21:25:21","modified_gmt":"2024-11-03T13:25:21","slug":"oceanbase-%e6%95%99%e7%a8%8b%ef%bc%9aoceanbase-sql-trace","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/160237\/","title":{"rendered":"OceanBase \u6559\u7a0b\uff1aOceanBase SQL Trace"},"content":{"rendered":"<h1 id=\"oceanbase-%e6%95%99%e7%a8%8b%ef%bc%9aoceanbase-sql-trace-ZtJoKOyypL\">OceanBase \u6559\u7a0b\uff1aOceanBase SQL Trace<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\u4e2d\uff0c\u6027\u80fd\u512a\u5316\u662f\u6bcf\u500b\u958b\u767c\u8005\u548c\u7cfb\u7d71\u7ba1\u7406\u54e1\u90fd\u5fc5\u9808\u9762\u5c0d\u7684\u91cd\u8981\u8ab2\u984c\u3002OceanBase \u4f5c\u70ba\u4e00\u6b3e\u9ad8\u6027\u80fd\u7684\u5206\u4f48\u5f0f\u6578\u64da\u5eab\uff0c\u63d0\u4f9b\u4e86\u591a\u7a2e\u5de5\u5177\u4f86\u5e6b\u52a9\u7528\u6236\u76e3\u63a7\u548c\u512a\u5316 SQL \u67e5\u8a62\u7684\u6027\u80fd\u3002\u5176\u4e2d\uff0cSQL Trace \u662f\u4e00\u500b\u975e\u5e38\u6709\u7528\u7684\u529f\u80fd\uff0c\u80fd\u5920\u5e6b\u52a9\u7528\u6236\u6df1\u5165\u4e86\u89e3 SQL \u67e5\u8a62\u7684\u57f7\u884c\u904e\u7a0b\uff0c\u5f9e\u800c\u9032\u884c\u91dd\u5c0d\u6027\u7684\u512a\u5316\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af-sql-trace%ef%bc%9f-ZtJoKOyypL\">\u4ec0\u9ebc\u662f SQL Trace\uff1f<\/h2>\n<p>SQL Trace \u662f\u4e00\u7a2e\u7528\u65bc\u8a18\u9304 SQL \u67e5\u8a62\u57f7\u884c\u904e\u7a0b\u7684\u5de5\u5177\u3002\u5b83\u80fd\u5920\u6355\u7372 SQL \u67e5\u8a62\u7684\u57f7\u884c\u8a08\u5283\u3001\u57f7\u884c\u6642\u9593\u3001\u8cc7\u6e90\u6d88\u8017\u7b49\u4fe1\u606f\uff0c\u5e6b\u52a9\u7528\u6236\u5206\u6790\u67e5\u8a62\u6027\u80fd\u74f6\u9838\u3002\u901a\u904e SQL Trace\uff0c\u7528\u6236\u53ef\u4ee5\u7372\u5f97\u8a73\u7d30\u7684\u57f7\u884c\u4fe1\u606f\uff0c\u5f9e\u800c\u9032\u884c\u6027\u80fd\u8abf\u512a\u3002<\/p>\n<h2 id=\"%e5%a6%82%e4%bd%95%e5%95%9f%e7%94%a8-sql-trace-ZtJoKOyypL\">\u5982\u4f55\u555f\u7528 SQL Trace<\/h2>\n<p>\u5728 OceanBase \u4e2d\uff0c\u555f\u7528 SQL Trace \u7684\u904e\u7a0b\u76f8\u5c0d\u7c21\u55ae\u3002\u7528\u6236\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b\u6b65\u9a5f\u4f86\u555f\u7528 SQL Trace\uff1a<\/p>\n<ol>\n<li>\u9023\u63a5\u5230 OceanBase \u6578\u64da\u5eab\u3002<\/li>\n<li>\u4f7f\u7528\u4ee5\u4e0b SQL \u547d\u4ee4\u4f86\u555f\u7528 SQL Trace\uff1a<\/li>\n<\/ol>\n<pre><code>ALTER SESSION SET trace_level = 1;<\/code><\/pre>\n<p>\u9019\u689d\u547d\u4ee4\u5c07\u6703\u555f\u7528\u7576\u524d\u6703\u8a71\u7684 SQL Trace\u3002\u7528\u6236\u53ef\u4ee5\u6839\u64da\u9700\u8981\u8abf\u6574 trace_level \u7684\u503c\uff0c\u901a\u5e38 1 \u8868\u793a\u57fa\u672c\u7684\u8ffd\u8e64\u4fe1\u606f\uff0c\u800c\u66f4\u9ad8\u7684\u503c\u5247\u6703\u63d0\u4f9b\u66f4\u8a73\u7d30\u7684\u8ffd\u8e64\u4fe1\u606f\u3002<\/p>\n<h2 id=\"%e6%9f%a5%e7%9c%8b-sql-trace-%e7%b5%90%e6%9e%9c-ZtJoKOyypL\">\u67e5\u770b SQL Trace \u7d50\u679c<\/h2>\n<p>\u555f\u7528 SQL Trace \u5f8c\uff0c\u7528\u6236\u53ef\u4ee5\u57f7\u884c\u9700\u8981\u5206\u6790\u7684 SQL \u67e5\u8a62\u3002\u67e5\u8a62\u57f7\u884c\u5b8c\u6210\u5f8c\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u4f86\u67e5\u770b\u8ffd\u8e64\u7d50\u679c\uff1a<\/p>\n<pre><code>SELECT * FROM oceanbase_trace;<\/code><\/pre>\n<p>\u9019\u689d\u547d\u4ee4\u5c07\u8fd4\u56de\u7576\u524d\u6703\u8a71\u7684 SQL Trace \u4fe1\u606f\uff0c\u5305\u62ec\u67e5\u8a62\u7684\u57f7\u884c\u6642\u9593\u3001\u8cc7\u6e90\u6d88\u8017\u7b49\u3002\u7528\u6236\u53ef\u4ee5\u6839\u64da\u9019\u4e9b\u4fe1\u606f\u4f86\u5206\u6790\u67e5\u8a62\u7684\u6027\u80fd\u3002<\/p>\n<h2 id=\"%e5%88%86%e6%9e%90-sql-trace-%e6%95%b8%e6%93%9a-ZtJoKOyypL\">\u5206\u6790 SQL Trace \u6578\u64da<\/h2>\n<p>\u5728\u7372\u53d6 SQL Trace \u6578\u64da\u5f8c\uff0c\u7528\u6236\u9700\u8981\u5c0d\u9019\u4e9b\u6578\u64da\u9032\u884c\u5206\u6790\uff0c\u4ee5\u627e\u51fa\u6027\u80fd\u74f6\u9838\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u898b\u7684\u5206\u6790\u6307\u6a19\uff1a<\/p>\n<ul>\n<li><strong>\u57f7\u884c\u6642\u9593\uff1a<\/strong>\u67e5\u8a62\u7684\u7e3d\u57f7\u884c\u6642\u9593\u662f\u8a55\u4f30\u6027\u80fd\u7684\u95dc\u9375\u6307\u6a19\u4e4b\u4e00\u3002\u7528\u6236\u61c9\u8a72\u95dc\u6ce8\u57f7\u884c\u6642\u9593\u8f03\u9577\u7684\u67e5\u8a62\uff0c\u4e26\u8003\u616e\u9032\u884c\u512a\u5316\u3002<\/li>\n<li><strong>\u8cc7\u6e90\u6d88\u8017\uff1a<\/strong>\u5305\u62ec CPU \u548c\u5167\u5b58\u7684\u4f7f\u7528\u60c5\u6cc1\u3002\u9ad8\u8cc7\u6e90\u6d88\u8017\u7684\u67e5\u8a62\u53ef\u80fd\u9700\u8981\u9032\u884c\u91cd\u69cb\u6216\u7d22\u5f15\u512a\u5316\u3002<\/li>\n<li><strong>\u57f7\u884c\u8a08\u5283\uff1a<\/strong>\u901a\u904e\u5206\u6790\u67e5\u8a62\u7684\u57f7\u884c\u8a08\u5283\uff0c\u7528\u6236\u53ef\u4ee5\u4e86\u89e3\u6578\u64da\u5eab\u662f\u5982\u4f55\u57f7\u884c\u8a72\u67e5\u8a62\u7684\uff0c\u4e26\u627e\u51fa\u6f5b\u5728\u7684\u512a\u5316\u9ede\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%84%aa%e5%8c%96-sql-%e6%9f%a5%e8%a9%a2%e7%9a%84%e5%bb%ba%e8%ad%b0-ZtJoKOyypL\">\u512a\u5316 SQL \u67e5\u8a62\u7684\u5efa\u8b70<\/h2>\n<p>\u6839\u64da SQL Trace \u7684\u5206\u6790\u7d50\u679c\uff0c\u7528\u6236\u53ef\u4ee5\u63a1\u53d6\u4ee5\u4e0b\u5e7e\u7a2e\u65b9\u6cd5\u4f86\u512a\u5316 SQL \u67e5\u8a62\uff1a<\/p>\n<ul>\n<li><strong>\u4f7f\u7528\u7d22\u5f15\uff1a<\/strong>\u78ba\u4fdd\u67e5\u8a62\u4e2d\u4f7f\u7528\u7684\u5217\u6709\u9069\u7576\u7684\u7d22\u5f15\uff0c\u4ee5\u63d0\u9ad8\u67e5\u8a62\u6027\u80fd\u3002<\/li>\n<li><strong>\u91cd\u69cb\u67e5\u8a62\uff1a<\/strong>\u7c21\u5316\u8907\u96dc\u7684\u67e5\u8a62\uff0c\u907f\u514d\u4e0d\u5fc5\u8981\u7684\u806f\u63a5\u548c\u5b50\u67e5\u8a62\u3002<\/li>\n<li><strong>\u8abf\u6574\u6578\u64da\u6a21\u578b\uff1a<\/strong>\u6839\u64da\u5be6\u969b\u9700\u6c42\u8abf\u6574\u6578\u64da\u6a21\u578b\uff0c\u6e1b\u5c11\u5197\u9918\u6578\u64da\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-ZtJoKOyypL\">\u7e3d\u7d50<\/h2>\n<p>OceanBase \u7684 SQL Trace \u529f\u80fd\u70ba\u7528\u6236\u63d0\u4f9b\u4e86\u4e00\u500b\u5f37\u5927\u7684\u5de5\u5177\u4f86\u76e3\u63a7\u548c\u512a\u5316 SQL \u67e5\u8a62\u6027\u80fd\u3002\u901a\u904e\u555f\u7528 SQL Trace\uff0c\u67e5\u770b\u8ffd\u8e64\u7d50\u679c\uff0c\u4e26\u9032\u884c\u6df1\u5165\u5206\u6790\uff0c\u7528\u6236\u53ef\u4ee5\u6709\u6548\u5730\u8b58\u5225\u6027\u80fd\u74f6\u9838\u4e26\u9032\u884c\u91dd\u5c0d\u6027\u7684\u512a\u5316\u3002\u9019\u4e0d\u50c5\u80fd\u63d0\u9ad8\u6578\u64da\u5eab\u7684\u6574\u9ad4\u6027\u80fd\uff0c\u9084\u80fd\u63d0\u5347\u61c9\u7528\u7a0b\u5e8f\u7684\u97ff\u61c9\u901f\u5ea6\u548c\u7528\u6236\u9ad4\u9a57\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u60a8\u7684\u9700\u6c42\u3002\u7121\u8ad6\u662f <a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a> \u9084\u662f\u5176\u4ed6\u96f2\u670d\u52d9\uff0c\u6211\u5011\u90fd\u80fd\u70ba\u60a8\u63d0\u4f9b\u7a69\u5b9a\u53ef\u9760\u7684\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Learn how to use OceanBase SQL Trace effectively with our comprehensive tutorial, enhancing your database performance and query optimization skills.<\/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-160237","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/160237","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=160237"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/160237\/revisions"}],"predecessor-version":[{"id":160238,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/160237\/revisions\/160238"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=160237"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=160237"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=160237"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}