{"id":66005,"date":"2024-10-14T14:12:19","date_gmt":"2024-10-14T06:12:19","guid":{"rendered":"https:\/\/server.hk\/cnblog\/66005\/"},"modified":"2024-10-14T14:12:19","modified_gmt":"2024-10-14T06:12:19","slug":"mssql%e6%b8%85%e7%90%86%e6%95%b8%e6%93%9a%e5%ba%ablog%e7%a9%ba%e9%96%93%e7%9a%84%e6%8a%80%e5%b7%a7%ef%bc%88mssql%e6%b8%85%e9%99%a4log%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/66005\/","title":{"rendered":"MSSQL\u6e05\u7406\u6578\u64da\u5eabLOG\u7a7a\u9593\u7684\u6280\u5de7\uff08mssql\u6e05\u9664LOG\uff09"},"content":{"rendered":"<h1 id=\"mssql%e6%b8%85%e7%90%86%e6%95%b8%e6%93%9a%e5%ba%ablog%e7%a9%ba%e9%96%93%e7%9a%84%e6%8a%80%e5%b7%a7%ef%bc%88mssql%e6%b8%85%e9%99%a4log%ef%bc%89-NPToIEUjRJ\">MSSQL\u6e05\u7406\u6578\u64da\u5eabLOG\u7a7a\u9593\u7684\u6280\u5de7\uff08mssql\u6e05\u9664LOG\uff09<\/h1>\n<p>\u5728\u4f7f\u7528Microsoft SQL Server\uff08MSSQL\uff09\u6642\uff0c\u6578\u64da\u5eab\u7684\u65e5\u8a8c\u6587\u4ef6\uff08LOG\uff09\u6703\u96a8\u8457\u6578\u64da\u7684\u589e\u9577\u800c\u4e0d\u65b7\u64f4\u5927\u3002\u9019\u53ef\u80fd\u5c0e\u81f4\u78c1\u789f\u7a7a\u9593\u7684\u6d6a\u8cbb\uff0c\u5f71\u97ff\u7cfb\u7d71\u7684\u6027\u80fd\u3002\u56e0\u6b64\uff0c\u5b9a\u671f\u6e05\u7406\u6578\u64da\u5eab\u7684LOG\u7a7a\u9593\u662f\u7dad\u8b77\u6578\u64da\u5eab\u5065\u5eb7\u7684\u91cd\u8981\u6b65\u9a5f\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u4e00\u4e9b\u6709\u6548\u7684\u6280\u5de7\u4f86\u6e05\u7406MSSQL\u7684LOG\u7a7a\u9593\u3002<\/p>\n<h2 id=\"%e4%ba%86%e8%a7%a3mssql%e7%9a%84%e6%97%a5%e8%aa%8c%e6%96%87%e4%bb%b6-NPToIEUjRJ\">\u4e86\u89e3MSSQL\u7684\u65e5\u8a8c\u6587\u4ef6<\/h2>\n<p>MSSQL\u7684\u65e5\u8a8c\u6587\u4ef6\u4e3b\u8981\u7528\u65bc\u8a18\u9304\u6240\u6709\u7684\u6578\u64da\u5eab\u64cd\u4f5c\uff0c\u4ee5\u4fbf\u5728\u7cfb\u7d71\u6545\u969c\u6642\u80fd\u5920\u6062\u5fa9\u6578\u64da\u3002\u65e5\u8a8c\u6587\u4ef6\u7684\u5927\u5c0f\u53d6\u6c7a\u65bc\u6578\u64da\u5eab\u7684\u6062\u5fa9\u6a21\u5f0f\uff0c\u4e3b\u8981\u6709\u4e09\u7a2e\u6a21\u5f0f\uff1a<\/p>\n<ul>\n<li><strong>\u5b8c\u6574\u6062\u5fa9\u6a21\u5f0f\uff08Full Recovery Model\uff09<\/strong>\uff1a\u6240\u6709\u7684\u4e8b\u52d9\u90fd\u6703\u88ab\u8a18\u9304\uff0c\u9069\u5408\u9700\u8981\u9ad8\u53ef\u7528\u6027\u7684\u74b0\u5883\u3002<\/li>\n<li><strong>\u7c21\u55ae\u6062\u5fa9\u6a21\u5f0f\uff08Simple Recovery Model\uff09<\/strong>\uff1a\u65e5\u8a8c\u6587\u4ef6\u6703\u81ea\u52d5\u6e05\u7406\uff0c\u9069\u5408\u4e0d\u9700\u8981\u4e8b\u52d9\u6062\u5fa9\u7684\u74b0\u5883\u3002<\/li>\n<li><strong>\u5927\u5bb9\u91cf\u6062\u5fa9\u6a21\u5f0f\uff08Bulk-Logged Recovery Model\uff09<\/strong>\uff1a\u9069\u5408\u5927\u91cf\u6578\u64da\u5c0e\u5165\u7684\u60c5\u6cc1\uff0c\u65e5\u8a8c\u6587\u4ef6\u7684\u8a18\u9304\u6703\u6709\u6240\u6e1b\u5c11\u3002<\/li>\n<\/ul>\n<h2 id=\"%e6%b8%85%e7%90%86log%e7%a9%ba%e9%96%93%e7%9a%84%e6%8a%80%e5%b7%a7-NPToIEUjRJ\">\u6e05\u7406LOG\u7a7a\u9593\u7684\u6280\u5de7<\/h2>\n<h3 id=\"1-%e7%a2%ba%e8%aa%8d%e6%81%a2%e5%be%a9%e6%a8%a1%e5%bc%8f-NPToIEUjRJ\">1. \u78ba\u8a8d\u6062\u5fa9\u6a21\u5f0f<\/h3>\n<p>\u9996\u5148\uff0c\u60a8\u9700\u8981\u78ba\u8a8d\u6578\u64da\u5eab\u7684\u6062\u5fa9\u6a21\u5f0f\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0bSQL\u67e5\u8a62\u4f86\u6aa2\u67e5\uff1a<\/p>\n<pre><code>SELECT name, recovery_model_desc \nFROM sys.databases;<\/code><\/pre>\n<p>\u5982\u679c\u6578\u64da\u5eab\u4f7f\u7528\u7684\u662f\u5b8c\u6574\u6062\u5fa9\u6a21\u5f0f\uff0c\u5247\u9700\u8981\u5b9a\u671f\u9032\u884c\u65e5\u8a8c\u5099\u4efd\uff0c\u4ee5\u4fbf\u91cb\u653e\u7a7a\u9593\u3002<\/p>\n<h3 id=\"2-%e5%9f%b7%e8%a1%8c%e6%97%a5%e8%aa%8c%e5%82%99%e4%bb%bd-NPToIEUjRJ\">2. \u57f7\u884c\u65e5\u8a8c\u5099\u4efd<\/h3>\n<p>\u5c0d\u65bc\u4f7f\u7528\u5b8c\u6574\u6062\u5fa9\u6a21\u5f0f\u7684\u6578\u64da\u5eab\uff0c\u57f7\u884c\u65e5\u8a8c\u5099\u4efd\u662f\u91cb\u653eLOG\u7a7a\u9593\u7684\u95dc\u9375\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0bSQL\u547d\u4ee4\u9032\u884c\u65e5\u8a8c\u5099\u4efd\uff1a<\/p>\n<pre><code>BACKUP LOG [YourDatabaseName] \nTO DISK = 'C:BackupYourDatabaseName_LogBackup.trn';<\/code><\/pre>\n<p>\u9019\u6a23\u53ef\u4ee5\u5c07\u65e5\u8a8c\u6587\u4ef6\u4e2d\u7684\u5df2\u63d0\u4ea4\u4e8b\u52d9\u5099\u4efd\u5230\u6307\u5b9a\u7684\u78c1\u789f\u4f4d\u7f6e\uff0c\u4e26\u91cb\u653e\u7a7a\u9593\u3002<\/p>\n<h3 id=\"3-%e6%94%b6%e7%b8%ae%e6%97%a5%e8%aa%8c%e6%96%87%e4%bb%b6-NPToIEUjRJ\">3. \u6536\u7e2e\u65e5\u8a8c\u6587\u4ef6<\/h3>\n<p>\u5728\u57f7\u884c\u65e5\u8a8c\u5099\u4efd\u5f8c\uff0c\u60a8\u53ef\u4ee5\u9078\u64c7\u6536\u7e2e\u65e5\u8a8c\u6587\u4ef6\u4ee5\u91cb\u653e\u672a\u4f7f\u7528\u7684\u7a7a\u9593\u3002\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u4f86\u6536\u7e2e\u65e5\u8a8c\u6587\u4ef6\uff1a<\/p>\n<pre><code>DBCC SHRINKFILE (YourLogFileName, 1);<\/code><\/pre>\n<p>\u8acb\u6ce8\u610f\uff0c\u983b\u7e41\u6536\u7e2e\u65e5\u8a8c\u6587\u4ef6\u53ef\u80fd\u6703\u5c0e\u81f4\u6027\u80fd\u554f\u984c\uff0c\u56e0\u6b64\u61c9\u8b39\u614e\u4f7f\u7528\u3002<\/p>\n<h3 id=\"4-%e5%88%87%e6%8f%9b%e5%88%b0%e7%b0%a1%e5%96%ae%e6%81%a2%e5%be%a9%e6%a8%a1%e5%bc%8f-NPToIEUjRJ\">4. \u5207\u63db\u5230\u7c21\u55ae\u6062\u5fa9\u6a21\u5f0f<\/h3>\n<p>\u5982\u679c\u60a8\u7684\u61c9\u7528\u5834\u666f\u4e0d\u9700\u8981\u5b8c\u6574\u7684\u4e8b\u52d9\u6062\u5fa9\uff0c\u53ef\u4ee5\u8003\u616e\u5c07\u6578\u64da\u5eab\u7684\u6062\u5fa9\u6a21\u5f0f\u5207\u63db\u5230\u7c21\u55ae\u6062\u5fa9\u6a21\u5f0f\u3002\u9019\u6a23\uff0c\u65e5\u8a8c\u6587\u4ef6\u5c07\u81ea\u52d5\u6e05\u7406\uff0c\u7121\u9700\u624b\u52d5\u5099\u4efd\u3002\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u5207\u63db\u6062\u5fa9\u6a21\u5f0f\uff1a<\/p>\n<pre><code>ALTER DATABASE [YourDatabaseName] \nSET RECOVERY SIMPLE;<\/code><\/pre>\n<h3 id=\"5-%e5%ae%9a%e6%9c%9f%e7%9b%a3%e6%8e%a7%e5%92%8c%e7%b6%ad%e8%ad%b7-NPToIEUjRJ\">5. \u5b9a\u671f\u76e3\u63a7\u548c\u7dad\u8b77<\/h3>\n<p>\u5b9a\u671f\u76e3\u63a7\u6578\u64da\u5eab\u7684\u65e5\u8a8c\u6587\u4ef6\u5927\u5c0f\u548c\u4f7f\u7528\u60c5\u6cc1\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002\u53ef\u4ee5\u4f7f\u7528SQL Server Management Studio\uff08SSMS\uff09\u6216\u5176\u4ed6\u76e3\u63a7\u5de5\u5177\u4f86\u8ddf\u8e64\u65e5\u8a8c\u6587\u4ef6\u7684\u589e\u9577\u60c5\u6cc1\uff0c\u4e26\u6839\u64da\u9700\u8981\u9032\u884c\u7dad\u8b77\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-NPToIEUjRJ\">\u7e3d\u7d50<\/h2>\n<p>\u6e05\u7406MSSQL\u6578\u64da\u5eab\u7684LOG\u7a7a\u9593\u662f\u78ba\u4fdd\u7cfb\u7d71\u6027\u80fd\u548c\u7a69\u5b9a\u6027\u7684\u91cd\u8981\u6b65\u9a5f\u3002\u901a\u904e\u4e86\u89e3\u6062\u5fa9\u6a21\u5f0f\u3001\u57f7\u884c\u65e5\u8a8c\u5099\u4efd\u3001\u6536\u7e2e\u65e5\u8a8c\u6587\u4ef6\u4ee5\u53ca\u5b9a\u671f\u76e3\u63a7\uff0c\u60a8\u53ef\u4ee5\u6709\u6548\u5730\u7ba1\u7406LOG\u7a7a\u9593\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u53ef\u7528\u6027\u7684\u74b0\u5883\uff0c\u9078\u64c7\u5408\u9069\u7684\u6062\u5fa9\u6a21\u5f0f\u548c\u5b9a\u671f\u5099\u4efd\u662f\u81f3\u95dc\u91cd\u8981\u7684\u3002\u82e5\u60a8\u9700\u8981\u66f4\u591a\u6709\u95dc\u65bc<em><a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a><\/em>\u548c<em><a href=\"https:\/\/server.hk\">\u96f2\u4f3a\u670d\u5668<\/a><\/em>\u7684\u8cc7\u8a0a\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u638c\u63e1MSSQL\u6e05\u7406\u6578\u64da\u5eabLOG\u7a7a\u9593\u7684\u6280\u5de7\uff0c\u8f15\u9b06\u6e05\u9664LOG\uff0c\u63d0\u5347\u6578\u64da\u5eab\u6027\u80fd\uff0c\u78ba\u4fdd\u7cfb\u7d71\u904b\u884c\u6d41\u66a2\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-66005","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/66005","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=66005"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/66005\/revisions"}],"predecessor-version":[{"id":66006,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/66005\/revisions\/66006"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=66005"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=66005"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=66005"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}