{"id":64414,"date":"2024-10-14T11:21:16","date_gmt":"2024-10-14T03:21:16","guid":{"rendered":"https:\/\/server.hk\/cnblog\/64414\/"},"modified":"2024-10-14T11:21:16","modified_gmt":"2024-10-14T03:21:16","slug":"ms-sql%e5%a6%82%e4%bd%95%e6%b8%85%e7%90%86log%e6%96%87%e4%bb%b6%ef%bc%9f%ef%bc%88mssql%e6%b8%85%e9%99%a4log%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/64414\/","title":{"rendered":"MS SQL\u5982\u4f55\u6e05\u7406LOG\u6587\u4ef6\uff1f\uff08mssql\u6e05\u9664LOG\uff09"},"content":{"rendered":"<h1 id=\"ms-sql%e5%a6%82%e4%bd%95%e6%b8%85%e7%90%86log%e6%96%87%e4%bb%b6%ef%bc%9f%ef%bc%88mssql%e6%b8%85%e9%99%a4log%ef%bc%89-wFzEnIMUUD\">MS SQL\u5982\u4f55\u6e05\u7406LOG\u6587\u4ef6\uff1f\uff08mssql\u6e05\u9664LOG\uff09<\/h1>\n<p>\u5728\u4f7f\u7528Microsoft SQL Server\uff08MS SQL\uff09\u6642\uff0cLOG\u6587\u4ef6\u7684\u7ba1\u7406\u662f\u975e\u5e38\u91cd\u8981\u7684\u4e00\u74b0\u3002LOG\u6587\u4ef6\u8a18\u9304\u4e86\u6240\u6709\u5c0d\u6578\u64da\u5eab\u7684\u8b8a\u66f4\uff0c\u9019\u4e9b\u8b8a\u66f4\u5305\u62ec\u63d2\u5165\u3001\u66f4\u65b0\u548c\u522a\u9664\u64cd\u4f5c\u3002\u96a8\u8457\u6642\u9593\u7684\u63a8\u79fb\uff0c\u9019\u4e9bLOG\u6587\u4ef6\u53ef\u80fd\u6703\u8b8a\u5f97\u975e\u5e38\u9f90\u5927\uff0c\u5f71\u97ff\u6578\u64da\u5eab\u7684\u6027\u80fd\u548c\u53ef\u7528\u7a7a\u9593\u3002\u56e0\u6b64\uff0c\u5b9a\u671f\u6e05\u7406LOG\u6587\u4ef6\u662f\u7dad\u6301\u6578\u64da\u5eab\u5065\u5eb7\u7684\u91cd\u8981\u6b65\u9a5f\u3002<\/p>\n<h2 id=\"%e7%82%ba%e4%bb%80%e9%ba%bc%e9%9c%80%e8%a6%81%e6%b8%85%e7%90%86log%e6%96%87%e4%bb%b6%ef%bc%9f-wFzEnIMUUD\">\u70ba\u4ec0\u9ebc\u9700\u8981\u6e05\u7406LOG\u6587\u4ef6\uff1f<\/h2>\n<p>LOG\u6587\u4ef6\u7684\u4e3b\u8981\u529f\u80fd\u662f\u78ba\u4fdd\u6578\u64da\u7684\u5b8c\u6574\u6027\u548c\u6062\u5fa9\u80fd\u529b\u3002\u7576\u6578\u64da\u5eab\u767c\u751f\u6545\u969c\u6642\uff0cLOG\u6587\u4ef6\u53ef\u4ee5\u5e6b\u52a9\u6062\u5fa9\u5230\u6700\u8fd1\u7684\u72c0\u614b\u3002\u7136\u800c\uff0c\u96a8\u8457\u6578\u64da\u5eab\u64cd\u4f5c\u7684\u589e\u52a0\uff0cLOG\u6587\u4ef6\u7684\u5927\u5c0f\u4e5f\u6703\u96a8\u4e4b\u589e\u9577\uff0c\u9019\u53ef\u80fd\u5c0e\u81f4\u4ee5\u4e0b\u554f\u984c\uff1a<\/p>\n<ul>\n<li>\u4f54\u7528\u904e\u591a\u7684\u78c1\u789f\u7a7a\u9593\u3002<\/li>\n<li>\u5f71\u97ff\u6578\u64da\u5eab\u7684\u6027\u80fd\u3002<\/li>\n<li>\u5728\u67d0\u4e9b\u60c5\u6cc1\u4e0b\uff0c\u53ef\u80fd\u5c0e\u81f4\u6578\u64da\u5eab\u7121\u6cd5\u6b63\u5e38\u904b\u884c\u3002<\/li>\n<\/ul>\n<h2 id=\"%e6%b8%85%e7%90%86log%e6%96%87%e4%bb%b6%e7%9a%84%e6%96%b9%e6%b3%95-wFzEnIMUUD\">\u6e05\u7406LOG\u6587\u4ef6\u7684\u65b9\u6cd5<\/h2>\n<p>\u6e05\u7406LOG\u6587\u4ef6\u7684\u65b9\u6cd5\u4e3b\u8981\u6709\u4ee5\u4e0b\u5e7e\u7a2e\uff1a<\/p>\n<h3 id=\"1-%e6%9b%b4%e6%94%b9%e6%81%a2%e5%be%a9%e6%a8%a1%e5%bc%8f-wFzEnIMUUD\">1. \u66f4\u6539\u6062\u5fa9\u6a21\u5f0f<\/h3>\n<p>MS SQL Server\u63d0\u4f9b\u4e86\u4e09\u7a2e\u6062\u5fa9\u6a21\u5f0f\uff1a\u5b8c\u6574\u3001\u7c21\u55ae\u548c\u5927\u5bb9\u91cf\u65e5\u8a8c\u3002\u82e5\u9078\u64c7\u7c21\u55ae\u6062\u5fa9\u6a21\u5f0f\uff0c\u7cfb\u7d71\u6703\u81ea\u52d5\u6e05\u7406LOG\u6587\u4ef6\uff0c\u7121\u9700\u624b\u52d5\u64cd\u4f5c\u3002\u8981\u66f4\u6539\u6062\u5fa9\u6a21\u5f0f\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0bSQL\u8a9e\u53e5\uff1a<\/p>\n<pre><code>ALTER DATABASE [\u4f60\u7684\u6578\u64da\u5eab\u540d\u7a31] SET RECOVERY SIMPLE;<\/code><\/pre>\n<p>\u9019\u6a23\u505a\u6703\u4f7f\u5f97LOG\u6587\u4ef6\u5728\u6bcf\u6b21\u6aa2\u67e5\u9ede\u6642\u81ea\u52d5\u6e05\u7406\uff0c\u4f46\u8acb\u6ce8\u610f\uff0c\u9019\u6a23\u6703\u5931\u53bb\u5b8c\u6574\u6062\u5fa9\u7684\u80fd\u529b\u3002<\/p>\n<h3 id=\"2-%e5%9f%b7%e8%a1%8cdbcc-shrinkfile-wFzEnIMUUD\">2. \u57f7\u884cDBCC SHRINKFILE<\/h3>\n<p>\u5982\u679c\u4f60\u5e0c\u671b\u5728\u4fdd\u6301\u5b8c\u6574\u6062\u5fa9\u6a21\u5f0f\u7684\u60c5\u6cc1\u4e0b\u6e05\u7406LOG\u6587\u4ef6\uff0c\u53ef\u4ee5\u4f7f\u7528DBCC SHRINKFILE\u547d\u4ee4\u3002\u9019\u500b\u547d\u4ee4\u53ef\u4ee5\u7e2e\u5c0fLOG\u6587\u4ef6\u7684\u5927\u5c0f\u3002\u4f7f\u7528\u65b9\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre><code>USE [\u4f60\u7684\u6578\u64da\u5eab\u540d\u7a31];\nGO\nDBCC SHRINKFILE (N'\u4f60\u7684LOG\u6587\u4ef6\u540d\u7a31' , 1);\nGO<\/code><\/pre>\n<p>\u9019\u88e1\u7684&#8217;\u4f60\u7684LOG\u6587\u4ef6\u540d\u7a31&#8217;\u901a\u5e38\u662f\u4ee5&#8217;.ldf&#8217;\u7d50\u5c3e\u7684\u6587\u4ef6\u540d\u3002\u9019\u500b\u547d\u4ee4\u6703\u5c07LOG\u6587\u4ef6\u7e2e\u5c0f\u5230\u6307\u5b9a\u7684\u5927\u5c0f\uff08\u9019\u88e1\u662f1MB\uff09\u3002<\/p>\n<h3 id=\"3-%e5%9f%b7%e8%a1%8c%e5%82%99%e4%bb%bd-wFzEnIMUUD\">3. \u57f7\u884c\u5099\u4efd<\/h3>\n<p>\u5728\u5b8c\u6574\u6062\u5fa9\u6a21\u5f0f\u4e0b\uff0c\u5b9a\u671f\u5099\u4efd\u6578\u64da\u5eab\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002\u6bcf\u6b21\u5099\u4efd\u5f8c\uff0cLOG\u6587\u4ef6\u6703\u88ab\u622a\u65b7\uff0c\u9019\u6a23\u53ef\u4ee5\u91cb\u653e\u7a7a\u9593\u3002\u57f7\u884c\u5099\u4efd\u7684SQL\u8a9e\u53e5\u5982\u4e0b\uff1a<\/p>\n<pre><code>BACKUP LOG [\u4f60\u7684\u6578\u64da\u5eab\u540d\u7a31] TO DISK = N'\u4f60\u7684\u5099\u4efd\u8def\u5f91\u4f60\u7684\u5099\u4efd\u6587\u4ef6\u540d\u7a31.trn';<\/code><\/pre>\n<p>\u9019\u6a23\u53ef\u4ee5\u78ba\u4fddLOG\u6587\u4ef6\u4e0d\u6703\u7121\u9650\u5236\u589e\u9577\u3002<\/p>\n<h2 id=\"%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a0%85-wFzEnIMUUD\">\u6ce8\u610f\u4e8b\u9805<\/h2>\n<p>\u5728\u6e05\u7406LOG\u6587\u4ef6\u6642\uff0c\u9700\u6ce8\u610f\u4ee5\u4e0b\u5e7e\u9ede\uff1a<\/p>\n<ul>\n<li>\u5728\u57f7\u884cDBCC SHRINKFILE\u4e4b\u524d\uff0c\u78ba\u4fdd\u5df2\u7d93\u5099\u4efd\u4e86\u6578\u64da\u5eab\u3002<\/li>\n<li>\u907f\u514d\u983b\u7e41\u5730\u7e2e\u5c0fLOG\u6587\u4ef6\uff0c\u9019\u53ef\u80fd\u6703\u5c0e\u81f4\u6027\u80fd\u554f\u984c\u3002<\/li>\n<li>\u5b9a\u671f\u6aa2\u67e5LOG\u6587\u4ef6\u7684\u5927\u5c0f\uff0c\u4e26\u6839\u64da\u9700\u8981\u9032\u884c\u6e05\u7406\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-wFzEnIMUUD\">\u7e3d\u7d50<\/h2>\n<p>\u6e05\u7406MS SQL\u7684LOG\u6587\u4ef6\u662f\u7dad\u6301\u6578\u64da\u5eab\u6027\u80fd\u548c\u7a69\u5b9a\u6027\u7684\u91cd\u8981\u6b65\u9a5f\u3002\u901a\u904e\u66f4\u6539\u6062\u5fa9\u6a21\u5f0f\u3001\u57f7\u884cDBCC SHRINKFILE\u548c\u5b9a\u671f\u5099\u4efd\uff0c\u53ef\u4ee5\u6709\u6548\u7ba1\u7406LOG\u6587\u4ef6\u7684\u5927\u5c0f\u3002\u4e86\u89e3\u9019\u4e9b\u65b9\u6cd5\u5f8c\uff0c\u60a8\u53ef\u4ee5\u66f4\u597d\u5730\u7dad\u8b77\u60a8\u7684\u6578\u64da\u5eab\uff0c\u78ba\u4fdd\u5176\u904b\u884c\u9806\u66a2\u3002\u5982\u679c\u60a8\u9700\u8981\u9032\u4e00\u6b65\u7684\u652f\u6301\u6216\u5c0b\u627e\u5408\u9069\u7684\u89e3\u6c7a\u65b9\u6848\uff0c\u8acb\u8003\u616e\u6211\u5011\u7684<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u670d\u52d9\uff0c\u70ba\u60a8\u7684\u6578\u64da\u5eab\u63d0\u4f9b\u7a69\u5b9a\u7684\u904b\u884c\u74b0\u5883\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3\u5982\u4f55\u5728MS SQL\u4e2d\u6e05\u7406LOG\u6587\u4ef6\uff0c\u4f18\u5316\u6570\u636e\u5e93\u6027\u80fd\uff0c\u91ca\u653e\u5b58\u50a8\u7a7a\u95f4\uff0c\u786e\u4fdd\u7cfb\u7edf\u9ad8\u6548\u8fd0\u884c\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-64414","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/64414","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=64414"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/64414\/revisions"}],"predecessor-version":[{"id":64415,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/64414\/revisions\/64415"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=64414"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=64414"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=64414"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}