{"id":185400,"date":"2024-11-10T21:14:20","date_gmt":"2024-11-10T13:14:20","guid":{"rendered":"https:\/\/server.hk\/cnblog\/185400\/"},"modified":"2024-11-10T21:14:21","modified_gmt":"2024-11-10T13:14:21","slug":"%e4%bd%bf%e7%94%a8%e5%ad%98%e5%84%b2%e9%81%8e%e7%a8%8b%e6%aa%a2%e6%9f%a5%e5%bc%95%e8%b5%b7%e6%ad%bb%e9%8e%96%e7%9a%84sql%e8%aa%9e%e5%8f%a5%e5%8f%8a%e9%80%b2%e7%a8%8b","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/185400\/","title":{"rendered":"\u4f7f\u7528\u5b58\u5132\u904e\u7a0b\u6aa2\u67e5\u5f15\u8d77\u6b7b\u9396\u7684SQL\u8a9e\u53e5\u53ca\u9032\u7a0b"},"content":{"rendered":"<h1 id=\"%e4%bd%bf%e7%94%a8%e5%ad%98%e5%84%b2%e9%81%8e%e7%a8%8b%e6%aa%a2%e6%9f%a5%e5%bc%95%e8%b5%b7%e6%ad%bb%e9%8e%96%e7%9a%84sql%e8%aa%9e%e5%8f%a5%e5%8f%8a%e9%80%b2%e7%a8%8b-LIVshYbdZq\">\u4f7f\u7528\u5b58\u5132\u904e\u7a0b\u6aa2\u67e5\u5f15\u8d77\u6b7b\u9396\u7684SQL\u8a9e\u53e5\u53ca\u9032\u7a0b<\/h1>\n<p>\u5728\u6578\u64da\u5eab\u7ba1\u7406\u4e2d\uff0c\u6b7b\u9396\u662f\u4e00\u500b\u5e38\u898b\u4e14\u68d8\u624b\u7684\u554f\u984c\u3002\u7576\u5169\u500b\u6216\u591a\u500b\u9032\u7a0b\u76f8\u4e92\u7b49\u5f85\u5c0d\u65b9\u91cb\u653e\u8cc7\u6e90\u6642\uff0c\u5c31\u6703\u767c\u751f\u6b7b\u9396\uff0c\u5c0e\u81f4\u7cfb\u7d71\u7121\u6cd5\u7e7c\u7e8c\u57f7\u884c\u3002\u9019\u7bc7\u6587\u7ae0\u5c07\u63a2\u8a0e\u5982\u4f55\u4f7f\u7528\u5b58\u5132\u904e\u7a0b\u4f86\u6aa2\u67e5\u5f15\u8d77\u6b7b\u9396\u7684SQL\u8a9e\u53e5\u53ca\u9032\u7a0b\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u5be6\u7528\u7684\u793a\u4f8b\u548c\u5efa\u8b70\u3002<\/p>\n<h2 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id=\"%e4%bd%bf%e7%94%a8%e5%ad%98%e5%84%b2%e9%81%8e%e7%a8%8b%e6%aa%a2%e6%9f%a5%e6%ad%bb%e9%8e%96-LIVshYbdZq\">\u4f7f\u7528\u5b58\u5132\u904e\u7a0b\u6aa2\u67e5\u6b7b\u9396<\/h2>\n<p>\u5b58\u5132\u904e\u7a0b\u662f\u4e00\u7a2e\u5728\u6578\u64da\u5eab\u4e2d\u9810\u5148\u7de8\u5beb\u7684SQL\u4ee3\u78bc\uff0c\u53ef\u4ee5\u91cd\u8907\u57f7\u884c\u3002\u901a\u904e\u4f7f\u7528\u5b58\u5132\u904e\u7a0b\uff0c\u6211\u5011\u53ef\u4ee5\u81ea\u52d5\u5316\u6aa2\u67e5\u6b7b\u9396\u7684\u904e\u7a0b\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u793a\u4f8b\uff0c\u5c55\u793a\u5982\u4f55\u4f7f\u7528\u5b58\u5132\u904e\u7a0b\u4f86\u6aa2\u67e5\u6b7b\u9396\uff1a<\/p>\n<pre><code>\nCREATE PROCEDURE CheckDeadlocks\nAS\nBEGIN\n    SELECT \n        blocking_session_id AS BlockingSessionID,\n        session_id AS BlockedSessionID,\n        wait_type AS WaitType,\n        wait_time AS WaitTime,\n        wait_resource AS WaitResource\n    FROM sys.dm_exec_requests\n    WHERE blocking_session_id != 0;\nEND;\n<\/code><\/pre>\n<p>\u4e0a\u8ff0\u5b58\u5132\u904e\u7a0b\u5c07\u67e5\u8a62\u7576\u524d\u6b63\u5728\u7b49\u5f85\u7684\u9032\u7a0b\uff0c\u4e26\u986f\u793a\u963b\u585e\u9032\u7a0b\u7684ID\u3001\u88ab\u963b\u585e\u9032\u7a0b\u7684ID\u3001\u7b49\u5f85\u985e\u578b\u3001\u7b49\u5f85\u6642\u9593\u548c\u7b49\u5f85\u8cc7\u6e90\u3002\u901a\u904e\u57f7\u884c\u9019\u500b\u5b58\u5132\u904e\u7a0b\uff0c\u6578\u64da\u5eab\u7ba1\u7406\u54e1\u53ef\u4ee5\u5feb\u901f\u8b58\u5225\u51fa\u6b7b\u9396\u7684\u60c5\u6cc1\u3002<\/p>\n<h2 id=\"%e5%88%86%e6%9e%90%e6%ad%bb%e9%8e%96%e7%9a%84sql%e8%aa%9e%e5%8f%a5-LIVshYbdZq\">\u5206\u6790\u6b7b\u9396\u7684SQL\u8a9e\u53e5<\/h2>\n<p>\u9664\u4e86\u6aa2\u67e5\u9032\u7a0b\u5916\uff0c\u5206\u6790\u5f15\u8d77\u6b7b\u9396\u7684SQL\u8a9e\u53e5\u4e5f\u662f\u81f3\u95dc\u91cd\u8981\u7684\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u793a\u4f8b\uff0c\u5c55\u793a\u5982\u4f55\u67e5\u8a62\u5f15\u8d77\u6b7b\u9396\u7684SQL\u8a9e\u53e5\uff1a<\/p>\n<pre><code>\nSELECT \n    request_session_id AS SessionID,\n    text AS SQLText\nFROM sys.dm_exec_requests\nCROSS APPLY sys.dm_exec_sql_text(sql_handle)\nWHERE blocking_session_id != 0;\n<\/code><\/pre>\n<p>\u9019\u6bb5\u4ee3\u78bc\u5c07\u8fd4\u56de\u6240\u6709\u88ab\u963b\u585e\u7684\u9032\u7a0b\u53ca\u5176\u5c0d\u61c9\u7684SQL\u8a9e\u53e5\u3002\u901a\u904e\u5206\u6790\u9019\u4e9bSQL\u8a9e\u53e5\uff0c\u958b\u767c\u4eba\u54e1\u53ef\u4ee5\u627e\u51fa\u5c0e\u81f4\u6b7b\u9396\u7684\u6839\u672c\u539f\u56e0\uff0c\u4e26\u9032\u884c\u76f8\u61c9\u7684\u512a\u5316\u3002<\/p>\n<h2 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\u7684\u4fe1\u606f\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4f7f\u7528\u5b58\u5132\u904e\u7a0b\u6aa2\u67e5\u5f15\u8d77\u6b7b\u9396\u7684SQL\u8a9e\u53e5\u53ca\u9032\u7a0b\uff0c\u5e6b\u52a9\u512a\u5316\u6578\u64da\u5eab\u6027\u80fd\uff0c\u63d0\u5347\u7cfb\u7d71\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-185400","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/185400","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=185400"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/185400\/revisions"}],"predecessor-version":[{"id":185401,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/185400\/revisions\/185401"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=185400"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=185400"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=185400"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}