{"id":66123,"date":"2024-10-14T14:42:18","date_gmt":"2024-10-14T06:42:18","guid":{"rendered":"https:\/\/server.hk\/cnblog\/66123\/"},"modified":"2024-10-14T14:42:18","modified_gmt":"2024-10-14T06:42:18","slug":"mssql%e4%ba%8b%e5%8b%99%e8%99%95%e7%90%86%e4%b8%ad%e7%9a%84%e9%8e%96%e6%a9%9f%e5%88%b6%ef%bc%88mssql%e4%ba%8b%e5%8b%99%e5%92%8c%e9%8e%96%e7%9a%84%e9%97%9c%e4%bf%82%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/66123\/","title":{"rendered":"MSSQL\u4e8b\u52d9\u8655\u7406\u4e2d\u7684\u9396\u6a5f\u5236\uff08mssql\u4e8b\u52d9\u548c\u9396\u7684\u95dc\u4fc2\uff09"},"content":{"rendered":"<h1 id=\"mssql%e4%ba%8b%e5%8b%99%e8%99%95%e7%90%86%e4%b8%ad%e7%9a%84%e9%8e%96%e6%a9%9f%e5%88%b6%ef%bc%88mssql%e4%ba%8b%e5%8b%99%e5%92%8c%e9%8e%96%e7%9a%84%e9%97%9c%e4%bf%82%ef%bc%89-WoaNSypryr\">MSSQL\u4e8b\u52d9\u8655\u7406\u4e2d\u7684\u9396\u6a5f\u5236\uff08mssql\u4e8b\u52d9\u548c\u9396\u7684\u95dc\u4fc2\uff09<\/h1>\n<p>\u5728\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\u4e2d\uff0c\u4e8b\u52d9\u8655\u7406\u662f\u78ba\u4fdd\u6578\u64da\u4e00\u81f4\u6027\u548c\u5b8c\u6574\u6027\u7684\u91cd\u8981\u6a5f\u5236\u3002Microsoft SQL Server\uff08MSSQL\uff09\u4f5c\u70ba\u4e00\u500b\u6d41\u884c\u7684\u95dc\u4fc2\u578b\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff0c\u4f7f\u7528\u9396\u6a5f\u5236\u4f86\u7ba1\u7406\u4e8b\u52d9\u7684\u4e26\u767c\u6027\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0eMSSQL\u4e2d\u7684\u4e8b\u52d9\u548c\u9396\u7684\u95dc\u4fc2\uff0c\u4e26\u5206\u6790\u5176\u5728\u6578\u64da\u5eab\u64cd\u4f5c\u4e2d\u7684\u91cd\u8981\u6027\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af%e4%ba%8b%e5%8b%99%ef%bc%9f-WoaNSypryr\">\u4ec0\u9ebc\u662f\u4e8b\u52d9\uff1f<\/h2>\n<p>\u4e8b\u52d9\u662f\u4e00\u7d44\u64cd\u4f5c\u7684\u96c6\u5408\uff0c\u9019\u4e9b\u64cd\u4f5c\u8981\u9ebc\u5168\u90e8\u6210\u529f\uff0c\u8981\u9ebc\u5168\u90e8\u5931\u6557\u3002\u9019\u4e00\u7279\u6027\u88ab\u7a31\u70ba\u539f\u5b50\u6027\uff08Atomicity\uff09\u3002\u5728MSSQL\u4e2d\uff0c\u4e8b\u52d9\u901a\u5e38\u7531\u4ee5\u4e0b\u5e7e\u500b\u90e8\u5206\u7d44\u6210\uff1a<\/p>\n<ul>\n<li><strong>\u958b\u59cb\u4e8b\u52d9\uff1a<\/strong>\u4f7f\u7528 <code>BEGIN TRANSACTION<\/code> \u8a9e\u53e5\u4f86\u958b\u59cb\u4e00\u500b\u4e8b\u52d9\u3002<\/li>\n<li><strong>\u57f7\u884c\u64cd\u4f5c\uff1a<\/strong>\u5728\u4e8b\u52d9\u4e2d\u57f7\u884c\u591a\u500b\u6578\u64da\u64cd\u4f5c\uff0c\u5982\u63d2\u5165\u3001\u66f4\u65b0\u6216\u522a\u9664\u3002<\/li>\n<li><strong>\u63d0\u4ea4\u4e8b\u52d9\uff1a<\/strong>\u4f7f\u7528 <code>COMMIT<\/code> \u8a9e\u53e5\u4f86\u4fdd\u5b58\u6240\u6709\u64cd\u4f5c\u7684\u7d50\u679c\u3002<\/li>\n<li><strong>\u56de\u6efe\u4e8b\u52d9\uff1a<\/strong>\u4f7f\u7528 <code>ROLLBACK<\/code> \u8a9e\u53e5\u4f86\u64a4\u92b7\u6240\u6709\u64cd\u4f5c\u3002<\/li>\n<\/ul>\n<h2 id=\"%e9%8e%96%e7%9a%84%e6%a6%82%e5%bf%b5-WoaNSypryr\">\u9396\u7684\u6982\u5ff5<\/h2>\n<p>\u9396\u662f\u7528\u4f86\u63a7\u5236\u5c0d\u6578\u64da\u7684\u8a2a\u554f\uff0c\u4ee5\u9632\u6b62\u6578\u64da\u4e0d\u4e00\u81f4\u7684\u60c5\u6cc1\u767c\u751f\u3002\u5728MSSQL\u4e2d\uff0c\u9396\u7684\u4e3b\u8981\u76ee\u7684\u662f\u4fdd\u8b77\u6578\u64da\u7684\u5b8c\u6574\u6027\uff0c\u7279\u5225\u662f\u5728\u591a\u7528\u6236\u74b0\u5883\u4e2d\u3002\u7576\u4e00\u500b\u4e8b\u52d9\u6b63\u5728\u8a2a\u554f\u67d0\u500b\u6578\u64da\u6642\uff0c\u5176\u4ed6\u4e8b\u52d9\u5fc5\u9808\u7b49\u5f85\uff0c\u76f4\u5230\u8a72\u4e8b\u52d9\u5b8c\u6210\uff0c\u9019\u6a23\u53ef\u4ee5\u907f\u514d\u6578\u64da\u7684\u7af6\u722d\u689d\u4ef6\u3002<\/p>\n<h2 id=\"mssql%e4%b8%ad%e7%9a%84%e9%8e%96%e9%a1%9e%e5%9e%8b-WoaNSypryr\">MSSQL\u4e2d\u7684\u9396\u985e\u578b<\/h2>\n<p>MSSQL\u63d0\u4f9b\u4e86\u591a\u7a2e\u9396\u985e\u578b\uff0c\u4ee5\u9069\u61c9\u4e0d\u540c\u7684\u64cd\u4f5c\u9700\u6c42\uff1a<\/p>\n<ul>\n<li><strong>\u5171\u4eab\u9396\uff08S Lock\uff09\uff1a<\/strong>\u5141\u8a31\u591a\u500b\u4e8b\u52d9\u540c\u6642\u8b80\u53d6\u6578\u64da\uff0c\u4f46\u4e0d\u5141\u8a31\u4fee\u6539\u3002<\/li>\n<li><strong>\u6392\u4ed6\u9396\uff08X Lock\uff09\uff1a<\/strong>\u5141\u8a31\u4e00\u500b\u4e8b\u52d9\u5c0d\u6578\u64da\u9032\u884c\u4fee\u6539\uff0c\u4e26\u963b\u6b62\u5176\u4ed6\u4e8b\u52d9\u8b80\u53d6\u6216\u4fee\u6539\u8a72\u6578\u64da\u3002<\/li>\n<li><strong>\u66f4\u65b0\u9396\uff08U Lock\uff09\uff1a<\/strong>\u5728\u66f4\u65b0\u64cd\u4f5c\u4e4b\u524d\uff0c\u9632\u6b62\u5176\u4ed6\u4e8b\u52d9\u7372\u5f97\u6392\u4ed6\u9396\u3002<\/li>\n<li><strong>\u610f\u5411\u9396\uff08IS\u3001IX\u3001SIX\uff09\uff1a<\/strong>\u7528\u65bc\u6307\u793a\u4e00\u500b\u4e8b\u52d9\u5e0c\u671b\u5728\u67d0\u500b\u5c64\u7d1a\u4e0a\u7372\u5f97\u9396\u3002<\/li>\n<\/ul>\n<h2 id=\"%e9%8e%96%e7%9a%84%e7%b2%92%e5%ba%a6-WoaNSypryr\">\u9396\u7684\u7c92\u5ea6<\/h2>\n<p>\u9396\u7684\u7c92\u5ea6\u6307\u7684\u662f\u9396\u5b9a\u7684\u6578\u64da\u7bc4\u570d\u3002MSSQL\u652f\u6301\u591a\u7a2e\u7c92\u5ea6\u7684\u9396\uff0c\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>\u884c\u7d1a\u9396\uff1a<\/strong>\u50c5\u9396\u5b9a\u7279\u5b9a\u7684\u884c\uff0c\u5141\u8a31\u5176\u4ed6\u884c\u88ab\u8a2a\u554f\u3002<\/li>\n<li><strong>\u9801\u7d1a\u9396\uff1a<\/strong>\u9396\u5b9a\u4e00\u500b\u6578\u64da\u9801\uff0c\u9019\u6a23\u53ef\u4ee5\u63d0\u9ad8\u6027\u80fd\uff0c\u4f46\u53ef\u80fd\u6703\u5c0e\u81f4\u66f4\u591a\u7684\u7b49\u5f85\u3002<\/li>\n<li><strong>\u8868\u7d1a\u9396\uff1a<\/strong>\u9396\u5b9a\u6574\u500b\u8868\uff0c\u9019\u662f\u6700\u7c97\u7c92\u5ea6\u7684\u9396\uff0c\u901a\u5e38\u5728\u5927\u898f\u6a21\u64cd\u4f5c\u6642\u4f7f\u7528\u3002<\/li>\n<\/ul>\n<h2 id=\"%e9%8e%96%e7%9a%84%e5%8d%87%e7%b4%9a%e8%88%87%e9%99%8d%e7%b4%9a-WoaNSypryr\">\u9396\u7684\u5347\u7d1a\u8207\u964d\u7d1a<\/h2>\n<p>\u5728\u67d0\u4e9b\u60c5\u6cc1\u4e0b\uff0cMSSQL\u6703\u81ea\u52d5\u5347\u7d1a\u9396\u7684\u7c92\u5ea6\u3002\u4f8b\u5982\uff0c\u7576\u4e00\u500b\u4e8b\u52d9\u7372\u5f97\u4e86\u591a\u500b\u884c\u7d1a\u9396\u6642\uff0c\u7cfb\u7d71\u53ef\u80fd\u6703\u5c07\u5176\u5347\u7d1a\u70ba\u8868\u7d1a\u9396\u3002\u9019\u6a23\u505a\u7684\u76ee\u7684\u662f\u6e1b\u5c11\u9396\u7684\u6578\u91cf\uff0c\u5f9e\u800c\u63d0\u9ad8\u6027\u80fd\u3002\u7136\u800c\uff0c\u9019\u4e5f\u53ef\u80fd\u5c0e\u81f4\u5176\u4ed6\u4e8b\u52d9\u7684\u7b49\u5f85\u6642\u9593\u589e\u52a0\u3002<\/p>\n<h2 id=\"%e9%8e%96%e7%9a%84%e7%ae%a1%e7%90%86-WoaNSypryr\">\u9396\u7684\u7ba1\u7406<\/h2>\n<p>MSSQL\u63d0\u4f9b\u4e86\u4e00\u4e9b\u7cfb\u7d71\u8996\u5716\u548c\u52d5\u614b\u7ba1\u7406\u8996\u5716\uff08DMVs\uff09\uff0c\u7528\u65bc\u76e3\u63a7\u548c\u7ba1\u7406\u9396\u3002\u4f8b\u5982\uff0c\u4f7f\u7528\u4ee5\u4e0b\u67e5\u8a62\u53ef\u4ee5\u67e5\u770b\u7576\u524d\u7684\u9396\u5b9a\u60c5\u6cc1\uff1a<\/p>\n<pre><code>SELECT * FROM sys.dm_tran_locks;<\/code><\/pre>\n<p>\u9019\u500b\u67e5\u8a62\u5c07\u8fd4\u56de\u7576\u524d\u6240\u6709\u7684\u9396\u4fe1\u606f\uff0c\u5305\u62ec\u9396\u7684\u985e\u578b\u3001\u8cc7\u6e90\u548c\u4e8b\u52d9ID\u7b49\u3002<\/p>\n<h2 id=\"%e7%b5%90%e8%ab%96-WoaNSypryr\">\u7d50\u8ad6<\/h2>\n<p>\u5728MSSQL\u4e2d\uff0c\u4e8b\u52d9\u548c\u9396\u7684\u95dc\u4fc2\u5bc6\u4e0d\u53ef\u5206\u3002\u9396\u6a5f\u5236\u78ba\u4fdd\u4e86\u6578\u64da\u7684\u4e00\u81f4\u6027\u548c\u5b8c\u6574\u6027\uff0c\u7279\u5225\u662f\u5728\u591a\u7528\u6236\u74b0\u5883\u4e2d\u3002\u4e86\u89e3\u9396\u7684\u985e\u578b\u3001\u7c92\u5ea6\u53ca\u5176\u7ba1\u7406\u65b9\u5f0f\uff0c\u5c0d\u65bc\u6578\u64da\u5eab\u7ba1\u7406\u54e1\u548c\u958b\u767c\u8005\u4f86\u8aaa\u81f3\u95dc\u91cd\u8981\u3002\u901a\u904e\u5408\u7406\u7684\u9396\u7b56\u7565\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u63d0\u9ad8\u6578\u64da\u5eab\u7684\u6027\u80fd\u548c\u7a69\u5b9a\u6027\u3002<\/p>\n<p>\u5982\u9700\u4e86\u89e3\u66f4\u591a\u6709\u95dc <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u548c\u6578\u64da\u5eab\u7ba1\u7406\u7684\u8cc7\u8a0a\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22MSSQL\u4e8b\u52d9\u8655\u7406\u4e2d\u7684\u9396\u6a5f\u5236\uff0c\u4e86\u89e3\u4e8b\u52d9\u8207\u9396\u7684\u95dc\u4fc2\uff0c\u5982\u4f55\u5f71\u97ff\u6578\u64da\u4e00\u81f4\u6027\u8207\u4e26\u767c\u6027\u80fd\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-66123","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/66123","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=66123"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/66123\/revisions"}],"predecessor-version":[{"id":66124,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/66123\/revisions\/66124"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=66123"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=66123"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=66123"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}