{"id":163695,"date":"2024-11-05T01:39:37","date_gmt":"2024-11-04T17:39:37","guid":{"rendered":"https:\/\/server.hk\/cnblog\/163695\/"},"modified":"2024-11-05T01:39:39","modified_gmt":"2024-11-04T17:39:39","slug":"%e8%a7%a3%e6%b1%basqlserver%e8%a1%a8%e9%8e%96%e6%ad%bb%e5%95%8f%e9%a1%8c%ef%bc%88sqlserver%e8%a1%a8%e9%8e%96%e6%ad%bb%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/163695\/","title":{"rendered":"\u89e3\u6c7aSQLServer\u8868\u9396\u6b7b\u554f\u984c\uff08sqlserver\u8868\u9396\u6b7b\uff09"},"content":{"rendered":"<h1 id=\"%e8%a7%a3%e6%b1%basql-server%e8%a1%a8%e9%8e%96%e6%ad%bb%e5%95%8f%e9%a1%8c%ef%bc%88sqlserver%e8%a1%a8%e9%8e%96%e6%ad%bb%ef%bc%89-KFzxsOLmFJ\">\u89e3\u6c7aSQL Server\u8868\u9396\u6b7b\u554f\u984c\uff08sqlserver\u8868\u9396\u6b7b\uff09<\/h1>\n<p>\u5728\u4f7f\u7528SQL Server\u9032\u884c\u6578\u64da\u7ba1\u7406\u6642\uff0c\u8868\u9396\u6b7b\u554f\u984c\u662f\u4e00\u500b\u5e38\u898b\u4e14\u68d8\u624b\u7684\u6311\u6230\u3002\u9396\u6b7b\uff08Deadlock\uff09\u662f\u6307\u5169\u500b\u6216\u591a\u500b\u9032\u7a0b\u5728\u7b49\u5f85\u5f7c\u6b64\u91cb\u653e\u8cc7\u6e90\uff0c\u5c0e\u81f4\u6240\u6709\u9032\u7a0b\u7121\u6cd5\u7e7c\u7e8c\u57f7\u884c\u7684\u60c5\u6cc1\u3002\u9019\u4e0d\u50c5\u5f71\u97ff\u7cfb\u7d71\u6027\u80fd\uff0c\u9084\u53ef\u80fd\u5c0e\u81f4\u6578\u64da\u4e0d\u4e00\u81f4\u6027\u3002\u56e0\u6b64\uff0c\u4e86\u89e3\u5982\u4f55\u8b58\u5225\u548c\u89e3\u6c7aSQL Server\u4e2d\u7684\u8868\u9396\u6b7b\u554f\u984c\u81f3\u95dc\u91cd\u8981\u3002<\/p>\n<h2 id=\"%e9%8e%96%e6%ad%bb%e7%9a%84%e6%88%90%e5%9b%a0-KFzxsOLmFJ\">\u9396\u6b7b\u7684\u6210\u56e0<\/h2>\n<p>\u9396\u6b7b\u901a\u5e38\u767c\u751f\u5728\u4ee5\u4e0b\u60c5\u6cc1\uff1a<\/p>\n<ul>\n<li><strong>\u8cc7\u6e90\u7af6\u722d\uff1a<\/strong>\u7576\u591a\u500b\u9032\u7a0b\u540c\u6642\u5617\u8a66\u8a2a\u554f\u76f8\u540c\u7684\u8cc7\u6e90\u6642\uff0c\u53ef\u80fd\u6703\u5c0e\u81f4\u9396\u6b7b\u3002<\/li>\n<li><strong>\u4e0d\u7576\u7684\u4e8b\u52d9\u7ba1\u7406\uff1a<\/strong>\u9577\u6642\u9593\u6301\u6709\u9396\u5b9a\u7684\u4e8b\u52d9\u53ef\u80fd\u6703\u589e\u52a0\u9396\u6b7b\u7684\u98a8\u96aa\u3002<\/li>\n<li><strong>\u4e0d\u5408\u7406\u7684\u67e5\u8a62\u8a2d\u8a08\uff1a<\/strong>\u8907\u96dc\u7684\u67e5\u8a62\u53ef\u80fd\u6703\u5c0e\u81f4\u4e0d\u5fc5\u8981\u7684\u9396\u5b9a\u3002<\/li>\n<\/ul>\n<h2 id=\"%e8%ad%98%e5%88%a5%e9%8e%96%e6%ad%bb-KFzxsOLmFJ\">\u8b58\u5225\u9396\u6b7b<\/h2>\n<p>\u5728SQL Server\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u65b9\u6cd5\u4f86\u8b58\u5225\u9396\u6b7b\uff1a<\/p>\n<ul>\n<li><strong>SQL Server Management Studio (SSMS)\uff1a<\/strong>\u4f7f\u7528\u6d3b\u52d5\u76e3\u8996\u5668\u67e5\u770b\u7576\u524d\u7684\u9032\u7a0b\u548c\u9396\u5b9a\u60c5\u6cc1\u3002<\/li>\n<li><strong>\u7cfb\u7d71\u8996\u5716\uff1a<\/strong>\u67e5\u8a62\u7cfb\u7d71\u8996\u5716\u5982 <code>sys.dm_exec_requests<\/code> \u548c <code>sys.dm_tran_locks<\/code> \u4f86\u7372\u53d6\u9396\u5b9a\u4fe1\u606f\u3002<\/li>\n<li><strong>SQL Server Profiler\uff1a<\/strong>\u4f7f\u7528Profiler\u4f86\u6355\u7372\u9396\u6b7b\u4e8b\u4ef6\u3002<\/li>\n<\/ul>\n<h3 id=\"%e7%a4%ba%e4%be%8b%e6%9f%a5%e8%a9%a2-KFzxsOLmFJ\">\u793a\u4f8b\u67e5\u8a62<\/h3>\n<pre><code>SELECT \n    blocking_session_id AS BlockingSessionID,\n    session_id AS BlockedSessionID,\n    wait_type,\n    wait_time,\n    wait_resource\nFROM sys.dm_exec_requests\nWHERE blocking_session_id != 0;<\/code><\/pre>\n<p>\u4e0a\u8ff0\u67e5\u8a62\u53ef\u4ee5\u5e6b\u52a9\u8b58\u5225\u88ab\u963b\u585e\u7684\u6703\u8a71\u53ca\u5176\u963b\u585e\u8005\u3002<\/p>\n<h2 id=\"%e8%a7%a3%e6%b1%ba%e9%8e%96%e6%ad%bb%e5%95%8f%e9%a1%8c-KFzxsOLmFJ\">\u89e3\u6c7a\u9396\u6b7b\u554f\u984c<\/h2>\n<p>\u89e3\u6c7aSQL Server\u4e2d\u7684\u9396\u6b7b\u554f\u984c\u53ef\u4ee5\u63a1\u53d6\u4ee5\u4e0b\u5e7e\u7a2e\u65b9\u6cd5\uff1a<\/p>\n<ul>\n<li><strong>\u512a\u5316\u67e5\u8a62\uff1a<\/strong>\u78ba\u4fdd\u67e5\u8a62\u6548\u7387\u9ad8\uff0c\u6e1b\u5c11\u9396\u5b9a\u6642\u9593\u3002\u4f8b\u5982\uff0c\u4f7f\u7528\u7d22\u5f15\u4f86\u52a0\u901f\u67e5\u8a62\u3002<\/li>\n<li><strong>\u6e1b\u5c11\u4e8b\u52d9\u7bc4\u570d\uff1a<\/strong>\u5c07\u4e8b\u52d9\u7684\u7bc4\u570d\u7e2e\u5c0f\uff0c\u907f\u514d\u9577\u6642\u9593\u6301\u6709\u9396\u5b9a\u3002<\/li>\n<li><strong>\u4f7f\u7528\u9069\u7576\u7684\u9694\u96e2\u7d1a\u5225\uff1a<\/strong>\u6839\u64da\u696d\u52d9\u9700\u6c42\u9078\u64c7\u5408\u9069\u7684\u9694\u96e2\u7d1a\u5225\uff0c\u5982 <code>READ COMMITTED<\/code> \u6216 <code>SNAPSHOT<\/code>\u3002<\/li>\n<li><strong>\u5b9a\u671f\u76e3\u63a7\u548c\u8abf\u6574\uff1a<\/strong>\u5b9a\u671f\u6aa2\u67e5\u7cfb\u7d71\u6027\u80fd\uff0c\u6839\u64da\u9700\u8981\u8abf\u6574\u67e5\u8a62\u548c\u7d22\u5f15\u3002<\/li>\n<\/ul>\n<h3 id=\"%e7%a4%ba%e4%be%8b%ef%bc%9a%e4%bd%bf%e7%94%a8%e9%9a%94%e9%9b%a2%e7%b4%9a%e5%88%a5-KFzxsOLmFJ\">\u793a\u4f8b\uff1a\u4f7f\u7528\u9694\u96e2\u7d1a\u5225<\/h3>\n<pre><code>SET TRANSACTION ISOLATION LEVEL SNAPSHOT;\nBEGIN TRANSACTION;\n-- \u57f7\u884c\u67e5\u8a62\nCOMMIT;<\/code><\/pre>\n<p>\u4f7f\u7528\u5feb\u7167\u9694\u96e2\u7d1a\u5225\u53ef\u4ee5\u6e1b\u5c11\u9396\u5b9a\u7684\u767c\u751f\uff0c\u5f9e\u800c\u964d\u4f4e\u9396\u6b7b\u7684\u98a8\u96aa\u3002<\/p>\n<h2 id=\"%e7%b5%90%e8%ab%96-KFzxsOLmFJ\">\u7d50\u8ad6<\/h2>\n<p>SQL Server\u4e2d\u7684\u8868\u9396\u6b7b\u554f\u984c\u53ef\u80fd\u6703\u5c0d\u7cfb\u7d71\u6027\u80fd\u9020\u6210\u56b4\u91cd\u5f71\u97ff\u3002\u901a\u904e\u8b58\u5225\u9396\u6b7b\u7684\u6210\u56e0\u3001\u4f7f\u7528\u5408\u9069\u7684\u5de5\u5177\u9032\u884c\u76e3\u63a7\uff0c\u4ee5\u53ca\u63a1\u53d6\u6709\u6548\u7684\u89e3\u6c7a\u65b9\u6848\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u6e1b\u5c11\u9396\u6b7b\u4e8b\u4ef6\u7684\u767c\u751f\u3002\u6301\u7e8c\u7684\u76e3\u63a7\u548c\u512a\u5316\u662f\u78ba\u4fdd\u6578\u64da\u5eab\u7a69\u5b9a\u904b\u884c\u7684\u95dc\u9375\u3002<\/p>\n<p>\u5982\u9700\u4e86\u89e3\u66f4\u591a\u6709\u95dc <a href=\"https:\/\/server.hk\">VPS<\/a> \u548c <a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a> \u7684\u4fe1\u606f\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u89e3\u6c7aSQL Server\u8868\u9396\u6b7b\u554f\u984c\uff0c\u63d0\u4f9b\u6709\u6548\u7b56\u7565\u8207\u6280\u5de7\uff0c\u5e6b\u52a9\u512a\u5316\u8cc7\u6599\u5eab\u6027\u80fd\uff0c\u63d0\u5347\u7cfb\u7d71\u7a69\u5b9a\u6027\u8207\u6548\u7387\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-163695","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/163695","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=163695"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/163695\/revisions"}],"predecessor-version":[{"id":163696,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/163695\/revisions\/163696"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=163695"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=163695"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=163695"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}