{"id":161429,"date":"2024-11-04T06:21:30","date_gmt":"2024-11-03T22:21:30","guid":{"rendered":"https:\/\/server.hk\/cnblog\/161429\/"},"modified":"2024-11-04T06:21:31","modified_gmt":"2024-11-03T22:21:31","slug":"sql-server%e6%ad%bb%e9%8e%96%e7%9a%84%e8%a7%a3%e9%99%a4%e6%96%b9%e6%b3%95","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/161429\/","title":{"rendered":"SQL Server\u6b7b\u9396\u7684\u89e3\u9664\u65b9\u6cd5"},"content":{"rendered":"<h1 id=\"sql-server%e6%ad%bb%e9%8e%96%e7%9a%84%e8%a7%a3%e9%99%a4%e6%96%b9%e6%b3%95-GBUyHIATmh\">SQL Server\u6b7b\u9396\u7684\u89e3\u9664\u65b9\u6cd5<\/h1>\n<p>\u5728\u8cc7\u6599\u5eab\u7ba1\u7406\u4e2d\uff0c\u6b7b\u9396\u662f\u4e00\u500b\u5e38\u898b\u4e14\u68d8\u624b\u7684\u554f\u984c\uff0c\u7279\u5225\u662f\u5728\u4f7f\u7528SQL Server\u6642\u3002\u6b7b\u9396\u767c\u751f\u5728\u5169\u500b\u6216\u591a\u500b\u9032\u7a0b\u4e92\u76f8\u7b49\u5f85\u5c0d\u65b9\u91cb\u653e\u8cc7\u6e90\uff0c\u5c0e\u81f4\u7121\u6cd5\u7e7c\u7e8c\u57f7\u884c\u3002\u9019\u4e0d\u50c5\u5f71\u97ff\u7cfb\u7d71\u6027\u80fd\uff0c\u9084\u53ef\u80fd\u5c0e\u81f4\u61c9\u7528\u7a0b\u5e8f\u7684\u5d29\u6f70\u3002\u56e0\u6b64\uff0c\u4e86\u89e3\u5982\u4f55\u8b58\u5225\u548c\u89e3\u9664SQL Server\u7684\u6b7b\u9396\u662f\u6bcf\u4f4d\u8cc7\u6599\u5eab\u7ba1\u7406\u54e1\u5fc5\u9808\u638c\u63e1\u7684\u6280\u80fd\u3002<\/p>\n<h2 id=\"%e6%ad%bb%e9%8e%96%e7%9a%84%e8%ad%98%e5%88%a5-GBUyHIATmh\">\u6b7b\u9396\u7684\u8b58\u5225<\/h2>\n<p>\u5728SQL Server\u4e2d\uff0c\u6b7b\u9396\u901a\u5e38\u6703\u88ab\u7cfb\u7d71\u81ea\u52d5\u6aa2\u6e2c\u5230\u3002\u7576\u7cfb\u7d71\u6aa2\u6e2c\u5230\u6b7b\u9396\u6642\uff0c\u5b83\u6703\u9078\u64c7\u4e00\u500b\u9032\u7a0b\u4f5c\u70ba\u201c\u72a7\u7272\u54c1\u201d\uff0c\u4e26\u7d42\u6b62\u8a72\u9032\u7a0b\u4ee5\u89e3\u9664\u6b7b\u9396\u3002\u9019\u6a23\u7684\u60c5\u6cc1\u6703\u5728SQL Server\u7684\u932f\u8aa4\u65e5\u8a8c\u4e2d\u8a18\u9304\u4e0b\u4f86\uff0c\u7ba1\u7406\u54e1\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b\u65b9\u5f0f\u4f86\u8b58\u5225\u6b7b\u9396\uff1a<\/p>\n<ul>\n<li>\u67e5\u770bSQL Server\u932f\u8aa4\u65e5\u8a8c\uff0c\u5c0b\u627e\u201c\u6b7b\u9396\u201d\u76f8\u95dc\u7684\u932f\u8aa4\u4fe1\u606f\u3002<\/li>\n<li>\u4f7f\u7528SQL Server Profiler\u4f86\u6355\u6349\u6b7b\u9396\u4e8b\u4ef6\u3002<\/li>\n<li>\u67e5\u8a62\u7cfb\u7d71\u52d5\u614b\u7ba1\u7406\u8996\u5716\uff0c\u5982 <code>sys.dm_exec_requests<\/code> \u548c <code>sys.dm_tran_locks<\/code>\uff0c\u4ee5\u7372\u53d6\u7576\u524d\u7684\u9396\u5b9a\u72c0\u614b\u3002<\/li>\n<\/ul>\n<h2 id=\"%e6%ad%bb%e9%8e%96%e7%9a%84%e8%a7%a3%e9%99%a4%e6%96%b9%e6%b3%95-GBUyHIATmh\">\u6b7b\u9396\u7684\u89e3\u9664\u65b9\u6cd5<\/h2>\n<p>\u4e00\u65e6\u8b58\u5225\u51fa\u6b7b\u9396\uff0c\u63a5\u4e0b\u4f86\u7684\u6b65\u9a5f\u662f\u89e3\u9664\u5b83\u3002\u4ee5\u4e0b\u662f\u5e7e\u7a2e\u5e38\u898b\u7684\u89e3\u9664\u65b9\u6cd5\uff1a<\/p>\n<h3 id=\"1-%e8%87%aa%e5%8b%95%e8%a7%a3%e9%99%a4-GBUyHIATmh\">1. \u81ea\u52d5\u89e3\u9664<\/h3>\n<p>\u5982\u524d\u6240\u8ff0\uff0cSQL Server\u6703\u81ea\u52d5\u6aa2\u6e2c\u6b7b\u9396\u4e26\u7d42\u6b62\u4e00\u500b\u9032\u7a0b\u3002\u9019\u662f\u6700\u5e38\u898b\u7684\u89e3\u9664\u65b9\u5f0f\uff0c\u4f46\u4e26\u4e0d\u7e3d\u662f\u7406\u60f3\u7684\uff0c\u56e0\u70ba\u5b83\u53ef\u80fd\u5c0e\u81f4\u6578\u64da\u4e1f\u5931\u6216\u61c9\u7528\u7a0b\u5e8f\u7684\u7570\u5e38\u884c\u70ba\u3002<\/p>\n<h3 id=\"2-%e6%89%8b%e5%8b%95%e8%a7%a3%e9%99%a4-GBUyHIATmh\">2. \u624b\u52d5\u89e3\u9664<\/h3>\n<p>\u5728\u67d0\u4e9b\u60c5\u6cc1\u4e0b\uff0c\u7ba1\u7406\u54e1\u53ef\u4ee5\u624b\u52d5\u7d42\u6b62\u4e00\u500b\u9032\u7a0b\u4f86\u89e3\u9664\u6b7b\u9396\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0bSQL\u547d\u4ee4\u4f86\u7d42\u6b62\u9032\u7a0b\uff1a<\/p>\n<pre><code>KILL [\u9032\u7a0bID];<\/code><\/pre>\n<p>\u5728\u57f7\u884c\u6b64\u547d\u4ee4\u4e4b\u524d\uff0c\u5fc5\u9808\u78ba\u4fdd\u4e86\u89e3\u8a72\u9032\u7a0b\u7684\u4f5c\u7528\uff0c\u4ee5\u907f\u514d\u4e0d\u5fc5\u8981\u7684\u6578\u64da\u640d\u5931\u3002<\/p>\n<h3 id=\"3-%e5%84%aa%e5%8c%96%e6%9f%a5%e8%a9%a2-GBUyHIATmh\">3. \u512a\u5316\u67e5\u8a62<\/h3>\n<p>\u70ba\u4e86\u6e1b\u5c11\u6b7b\u9396\u7684\u767c\u751f\uff0c\u512a\u5316\u67e5\u8a62\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u512a\u5316\u5efa\u8b70\uff1a<\/p>\n<ul>\n<li>\u78ba\u4fdd\u67e5\u8a62\u4f7f\u7528\u7d22\u5f15\uff0c\u4ee5\u6e1b\u5c11\u9396\u5b9a\u7684\u7bc4\u570d\u3002<\/li>\n<li>\u907f\u514d\u9577\u6642\u9593\u6301\u6709\u9396\u5b9a\uff0c\u76e1\u91cf\u7e2e\u77ed\u4e8b\u52d9\u7684\u57f7\u884c\u6642\u9593\u3002<\/li>\n<li>\u4f7f\u7528\u9069\u7576\u7684\u9694\u96e2\u7d1a\u5225\uff0c\u4f8b\u5982\u8b80\u53d6\u672a\u63d0\u4ea4\uff08READ UNCOMMITTED\uff09\uff0c\u4ee5\u6e1b\u5c11\u9396\u5b9a\u7684\u7af6\u722d\u3002<\/li>\n<\/ul>\n<h3 id=\"4-%e4%bd%bf%e7%94%a8%e6%ad%bb%e9%8e%96%e5%9c%96-GBUyHIATmh\">4. \u4f7f\u7528\u6b7b\u9396\u5716<\/h3>\n<p>SQL Server\u63d0\u4f9b\u4e86\u6b7b\u9396\u5716\u7684\u529f\u80fd\uff0c\u53ef\u4ee5\u5e6b\u52a9\u7ba1\u7406\u54e1\u53ef\u8996\u5316\u6b7b\u9396\u7684\u60c5\u6cc1\u3002\u4f7f\u7528\u4ee5\u4e0b\u67e5\u8a62\u53ef\u4ee5\u751f\u6210\u6b7b\u9396\u5716\uff1a<\/p>\n<pre><code>SELECT * FROM sys.dm_exec_requests WHERE blocking_session_id  0;<\/code><\/pre>\n<p>\u9019\u6a23\u53ef\u4ee5\u5e6b\u52a9\u7ba1\u7406\u54e1\u4e86\u89e3\u54ea\u4e9b\u9032\u7a0b\u4e4b\u9593\u5b58\u5728\u6b7b\u9396\uff0c\u4e26\u91dd\u5c0d\u6027\u5730\u9032\u884c\u512a\u5316\u3002<\/p>\n<h2 id=\"%e9%a0%90%e9%98%b2%e6%ad%bb%e9%8e%96%e7%9a%84%e6%9c%80%e4%bd%b3%e5%af%a6%e8%b8%90-GBUyHIATmh\">\u9810\u9632\u6b7b\u9396\u7684\u6700\u4f73\u5be6\u8e10<\/h2>\n<p>\u9664\u4e86\u4e0a\u8ff0\u7684\u89e3\u9664\u65b9\u6cd5\uff0c\u9084\u6709\u4e00\u4e9b\u6700\u4f73\u5be6\u8e10\u53ef\u4ee5\u5e6b\u52a9\u9810\u9632\u6b7b\u9396\u7684\u767c\u751f\uff1a<\/p>\n<ul>\n<li>\u4fdd\u6301\u4e8b\u52d9\u7c21\u77ed\uff0c\u907f\u514d\u5728\u4e8b\u52d9\u4e2d\u57f7\u884c\u9577\u6642\u9593\u7684\u64cd\u4f5c\u3002<\/li>\n<li>\u9075\u5faa\u4e00\u81f4\u7684\u9396\u5b9a\u9806\u5e8f\uff0c\u78ba\u4fdd\u6240\u6709\u9032\u7a0b\u4ee5\u76f8\u540c\u7684\u9806\u5e8f\u8acb\u6c42\u8cc7\u6e90\u3002<\/li>\n<li>\u5b9a\u671f\u76e3\u63a7\u548c\u5206\u6790\u7cfb\u7d71\u6027\u80fd\uff0c\u4ee5\u4fbf\u53ca\u65e9\u767c\u73fe\u6f5b\u5728\u7684\u6b7b\u9396\u554f\u984c\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-GBUyHIATmh\">\u7e3d\u7d50<\/h2>\n<p>SQL Server\u7684\u6b7b\u9396\u554f\u984c\u96d6\u7136\u5e38\u898b\uff0c\u4f46\u901a\u904e\u6709\u6548\u7684\u8b58\u5225\u548c\u89e3\u9664\u65b9\u6cd5\uff0c\u53ef\u4ee5\u5927\u5927\u6e1b\u5c11\u5176\u5c0d\u7cfb\u7d71\u6027\u80fd\u7684\u5f71\u97ff\u3002\u4e86\u89e3\u5982\u4f55\u512a\u5316\u67e5\u8a62\u548c\u7ba1\u7406\u4e8b\u52d9\u662f\u9632\u6b62\u6b7b\u9396\u7684\u95dc\u9375\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u80fd\u548c\u7a69\u5b9a\u6027\u7684\u61c9\u7528\u7a0b\u5e8f\uff0c\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4e5f\u662f\u81f3\u95dc\u91cd\u8981\u7684\u3002\u900f\u904e\u5c08\u696d\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a> \u670d\u52d9\uff0c\u60a8\u53ef\u4ee5\u78ba\u4fdd\u60a8\u7684\u8cc7\u6599\u5eab\u904b\u884c\u9806\u66a2\uff0c\u4e26\u6709\u6548\u5730\u61c9\u5c0d\u5404\u7a2e\u6311\u6230\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3SQL Server\u6b7b\u9396\u7684\u89e3\u9664\u65b9\u6cd5\uff0c\u638c\u63e1\u6709\u6548\u7684\u89e3\u6c7a\u7b56\u7565\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-161429","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/161429","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=161429"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/161429\/revisions"}],"predecessor-version":[{"id":161430,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/161429\/revisions\/161430"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=161429"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=161429"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=161429"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}