{"id":182478,"date":"2024-11-09T22:47:21","date_gmt":"2024-11-09T14:47:21","guid":{"rendered":"https:\/\/server.hk\/cnblog\/182478\/"},"modified":"2024-11-09T22:47:22","modified_gmt":"2024-11-09T14:47:22","slug":"%e7%94%9f%e6%95%88mssql%e6%95%b8%e6%93%9a%e5%ba%ab%e8%a1%a8%e4%bf%ae%e6%94%b9%e5%a4%b1%e6%95%97%ef%bc%9a%e6%8e%92%e6%9f%a5%e8%a1%a8%e4%bf%ae%e6%94%b9%e4%b8%8d%e7%94%9f%e6%95%88%ef%bc%88mssql%e6%95%b8","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/182478\/","title":{"rendered":"\u751f\u6548MSSQL\u6578\u64da\u5eab\u8868\u4fee\u6539\u5931\u6557\uff1a\u6392\u67e5\u8868\u4fee\u6539\u4e0d\u751f\u6548\uff08mssql\u6578\u64da\u5eab\u8868\u4fee\u6539\u4e0d\uff09"},"content":{"rendered":"

\u751f\u6548MSSQL\u6578\u64da\u5eab\u8868\u4fee\u6539\u5931\u6557\uff1a\u6392\u67e5\u8868\u4fee\u6539\u4e0d\u751f\u6548<\/h1>\n

\u5728\u4f7f\u7528MSSQL\u6578\u64da\u5eab\u6642\uff0c\u8868\u7684\u4fee\u6539\u662f\u5e38\u898b\u7684\u64cd\u4f5c\u3002\u7136\u800c\uff0c\u6709\u6642\u5019\u6211\u5011\u6703\u9047\u5230\u8868\u4fee\u6539\u4e0d\u751f\u6548\u7684\u60c5\u6cc1\uff0c\u9019\u53ef\u80fd\u6703\u5c0e\u81f4\u6578\u64da\u4e0d\u4e00\u81f4\u6216\u61c9\u7528\u7a0b\u5e8f\u932f\u8aa4\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u53ef\u80fd\u5c0e\u81f4MSSQL\u6578\u64da\u5eab\u8868\u4fee\u6539\u5931\u6557\u7684\u539f\u56e0\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u6392\u67e5\u5efa\u8b70\u3002<\/p>\n

\u5e38\u898b\u539f\u56e0<\/h2>\n

1. \u4e8b\u52d9\u672a\u63d0\u4ea4<\/h3>\n

\u5728MSSQL\u4e2d\uff0c\u6240\u6709\u7684\u6578\u64da\u4fee\u6539\u64cd\u4f5c\u90fd\u5728\u4e8b\u52d9\u4e2d\u9032\u884c\u3002\u5982\u679c\u4e8b\u52d9\u672a\u88ab\u63d0\u4ea4\uff0c\u5247\u6240\u6709\u7684\u4fee\u6539\u5c07\u4e0d\u6703\u751f\u6548\u3002\u9019\u662f\u6700\u5e38\u898b\u7684\u539f\u56e0\u4e4b\u4e00\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0bSQL\u8a9e\u53e5\u4f86\u6aa2\u67e5\u4e8b\u52d9\u72c0\u614b\uff1a<\/p>\n

SELECT @@TRANCOUNT;<\/code><\/pre>\n
\u5982\u679c\u8fd4\u56de\u7684\u6578\u5b57\u5927\u65bc0\uff0c\u5247\u8868\u793a\u6709\u672a\u63d0\u4ea4\u7684\u4e8b\u52d9\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u8a9e\u53e5\u4f86\u63d0\u4ea4\u4e8b\u52d9\uff1a<\/p>\n
COMMIT TRANSACTION;<\/code><\/pre>\n
2. \u9396\u5b9a\u554f\u984c<\/h3>\n
\u7576\u591a\u500b\u7528\u6236\u540c\u6642\u8a2a\u554f\u6578\u64da\u5eab\u6642\uff0c\u53ef\u80fd\u6703\u51fa\u73fe\u9396\u5b9a\u554f\u984c\u3002\u9019\u6703\u5c0e\u81f4\u67d0\u4e9b\u64cd\u4f5c\u7121\u6cd5\u57f7\u884c\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u67e5\u8a62\u4f86\u6aa2\u67e5\u7576\u524d\u7684\u9396\u5b9a\u60c5\u6cc1\uff1a<\/p>\n
SELECT * FROM sys.dm_tran_locks;<\/code><\/pre>\n
\u5982\u679c\u767c\u73fe\u6709\u9396\u5b9a\uff0c\u53ef\u4ee5\u8003\u616e\u7b49\u5f85\u6216\u7d42\u6b62\u9396\u5b9a\u7684\u6703\u8a71\u3002<\/p>\n
3. \u6b0a\u9650\u554f\u984c<\/h3>\n
\u7528\u6236\u7684\u6b0a\u9650\u4e0d\u8db3\u4e5f\u53ef\u80fd\u5c0e\u81f4\u8868\u4fee\u6539\u4e0d\u751f\u6548\u3002\u78ba\u4fdd\u7528\u6236\u64c1\u6709\u8db3\u5920\u7684\u6b0a\u9650\u4f86\u57f7\u884c\u4fee\u6539\u64cd\u4f5c\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u67e5\u8a62\u4f86\u6aa2\u67e5\u7528\u6236\u7684\u6b0a\u9650\uff1a<\/p>\n
EXECUTE AS USER = 'your_user';<\/code><\/pre>\n
\u7136\u5f8c\u6aa2\u67e5\u8a72\u7528\u6236\u7684\u6b0a\u9650\u3002<\/p>\n
4. SQL\u8a9e\u6cd5\u932f\u8aa4<\/h3>\n
\u5728\u57f7\u884c\u4fee\u6539\u64cd\u4f5c\u6642\uff0cSQL\u8a9e\u6cd5\u932f\u8aa4\u4e5f\u6703\u5c0e\u81f4\u64cd\u4f5c\u5931\u6557\u3002\u6aa2\u67e5SQL\u8a9e\u53e5\u7684\u6b63\u78ba\u6027\uff0c\u78ba\u4fdd\u6c92\u6709\u62fc\u5beb\u932f\u8aa4\u6216\u8a9e\u6cd5\u932f\u8aa4\u3002\u4f8b\u5982\uff0c\u4ee5\u4e0b\u662f\u6b63\u78ba\u7684\u4fee\u6539\u8a9e\u6cd5\uff1a<\/p>\n
ALTER TABLE your_table_name ADD new_column_name INT;<\/code><\/pre>\n
\u6392\u67e5\u6b65\u9a5f<\/h2>\n
1. \u6aa2\u67e5\u4e8b\u52d9\u72c0\u614b<\/h3>\n
\u5982\u524d\u6240\u8ff0\uff0c\u9996\u5148\u6aa2\u67e5\u4e8b\u52d9\u662f\u5426\u5df2\u63d0\u4ea4\u3002\u4f7f\u7528 SELECT @@TRANCOUNT;<\/code> \u78ba\u8a8d\u4e8b\u52d9\u72c0\u614b\u3002<\/p>\n
2. \u6aa2\u67e5\u9396\u5b9a\u60c5\u6cc1<\/h3>\n
\u4f7f\u7528 SELECT * FROM sys.dm_tran_locks;<\/code> \u67e5\u8a62\u7576\u524d\u7684\u9396\u5b9a\u60c5\u6cc1\uff0c\u4e26\u6839\u64da\u9700\u8981\u9032\u884c\u8655\u7406\u3002<\/p>\n
3. \u6aa2\u67e5\u7528\u6236\u6b0a\u9650<\/h3>\n
\u78ba\u4fdd\u7528\u6236\u64c1\u6709\u8db3\u5920\u7684\u6b0a\u9650\u4f86\u57f7\u884c\u4fee\u6539\u64cd\u4f5c\uff0c\u5fc5\u8981\u6642\u53ef\u4ee5\u8acb\u6c42\u7ba1\u7406\u54e1\u6388\u4e88\u76f8\u61c9\u7684\u6b0a\u9650\u3002<\/p>\n
4. \u9a57\u8b49SQL\u8a9e\u6cd5<\/h3>\n
\u4ed4\u7d30\u6aa2\u67e5SQL\u8a9e\u53e5\uff0c\u78ba\u4fdd\u5176\u6b63\u78ba\u6027\u3002\u53ef\u4ee5\u5728SQL Server Management Studio\u4e2d\u57f7\u884c\u8a9e\u53e5\u4ee5\u6aa2\u67e5\u662f\u5426\u6709\u932f\u8aa4\u3002<\/p>\n
\u7d50\u8ad6<\/h2>\n
\u5728MSSQL\u6578\u64da\u5eab\u4e2d\uff0c\u8868\u7684\u4fee\u6539\u4e0d\u751f\u6548\u53ef\u80fd\u7531\u591a\u7a2e\u56e0\u7d20\u5f15\u8d77\uff0c\u5305\u62ec\u4e8b\u52d9\u672a\u63d0\u4ea4\u3001\u9396\u5b9a\u554f\u984c\u3001\u6b0a\u9650\u4e0d\u8db3\u548cSQL\u8a9e\u6cd5\u932f\u8aa4\u3002\u901a\u904e\u4e0a\u8ff0\u6392\u67e5\u6b65\u9a5f\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u5b9a\u4f4d\u554f\u984c\u4e26\u9032\u884c\u4fee\u5fa9\u3002\u5c0d\u65bc\u9700\u8981\u7a69\u5b9a\u548c\u9ad8\u6548\u6578\u64da\u5eab\u64cd\u4f5c\u7684\u7528\u6236\uff0c\u9078\u64c7\u5408\u9069\u7684 VPS<\/a> \u670d\u52d9\u662f\u81f3\u95dc\u91cd\u8981\u7684\uff0c\u9019\u6a23\u53ef\u4ee5\u78ba\u4fdd\u6578\u64da\u5eab\u7684\u7a69\u5b9a\u6027\u548c\u5b89\u5168\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u6392\u67e5MSSQL\u6578\u64da\u5eab\u8868\u4fee\u6539\u5931\u6557\u7684\u539f\u56e0\uff0c\u89e3\u6c7a\u8868\u4fee\u6539\u4e0d\u751f\u6548\u7684\u554f\u984c\uff0c\u78ba\u4fdd\u6578\u64da\u5eab\u64cd\u4f5c\u7684\u6709\u6548\u6027\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-182478","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/182478","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=182478"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/182478\/revisions"}],"predecessor-version":[{"id":182479,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/182478\/revisions\/182479"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=182478"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=182478"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=182478"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}