{"id":190378,"date":"2024-11-12T12:05:18","date_gmt":"2024-11-12T04:05:18","guid":{"rendered":"https:\/\/server.hk\/cnblog\/190378\/"},"modified":"2024-11-12T12:05:19","modified_gmt":"2024-11-12T04:05:19","slug":"%e7%b6%ad%e8%ad%b7sql-server%e4%ba%a4%e6%98%93%e6%97%a5%e8%aa%8c%e7%9a%84%e7%b6%93%e9%a9%97%e5%8c%af%e7%b8%bd","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/190378\/","title":{"rendered":"\u7dad\u8b77SQL Server\u4ea4\u6613\u65e5\u8a8c\u7684\u7d93\u9a57\u532f\u7e3d"},"content":{"rendered":"<h1 id=\"%e7%b6%ad%e8%ad%b7sql-server%e4%ba%a4%e6%98%93%e6%97%a5%e8%aa%8c%e7%9a%84%e7%b6%93%e9%a9%97%e5%8c%af%e7%b8%bd-zNYnsJFKaE\">\u7dad\u8b77SQL Server\u4ea4\u6613\u65e5\u8a8c\u7684\u7d93\u9a57\u532f\u7e3d<\/h1>\n<p>\u5728\u6578\u64da\u5eab\u7ba1\u7406\u4e2d\uff0cSQL Server\u7684\u4ea4\u6613\u65e5\u8a8c\uff08Transaction Log\uff09\u626e\u6f14\u8457\u81f3\u95dc\u91cd\u8981\u7684\u89d2\u8272\u3002\u5b83\u4e0d\u50c5\u8a18\u9304\u4e86\u6240\u6709\u7684\u6578\u64da\u8b8a\u66f4\uff0c\u9084\u5728\u7cfb\u7d71\u6545\u969c\u6642\u63d0\u4f9b\u4e86\u6062\u5fa9\u7684\u53ef\u80fd\u6027\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u7dad\u8b77SQL Server\u4ea4\u6613\u65e5\u8a8c\u7684\u6700\u4f73\u5be6\u8e10\u548c\u7d93\u9a57\uff0c\u5e6b\u52a9\u6578\u64da\u5eab\u7ba1\u7406\u54e1\u66f4\u6709\u6548\u5730\u7ba1\u7406\u548c\u512a\u5316\u4ea4\u6613\u65e5\u8a8c\u3002<\/p>\n<h2 id=\"%e4%ba%a4%e6%98%93%e6%97%a5%e8%aa%8c%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%a6%82%e5%bf%b5-zNYnsJFKaE\">\u4ea4\u6613\u65e5\u8a8c\u7684\u57fa\u672c\u6982\u5ff5<\/h2>\n<p>SQL Server\u7684\u4ea4\u6613\u65e5\u8a8c\u662f\u4e00\u500b\u8a18\u9304\u6240\u6709\u4e8b\u52d9\u7684\u4e8c\u9032\u5236\u6587\u4ef6\u3002\u6bcf\u7576\u5c0d\u6578\u64da\u5eab\u9032\u884c\u63d2\u5165\u3001\u66f4\u65b0\u6216\u522a\u9664\u64cd\u4f5c\u6642\uff0c\u9019\u4e9b\u8b8a\u66f4\u90fd\u6703\u88ab\u5beb\u5165\u4ea4\u6613\u65e5\u8a8c\u3002\u9019\u4f7f\u5f97SQL Server\u80fd\u5920\u5728\u767c\u751f\u6545\u969c\u6642\uff0c\u901a\u904e\u91cd\u505a\u6216\u64a4\u92b7\u64cd\u4f5c\u4f86\u4fdd\u8b77\u6578\u64da\u7684\u5b8c\u6574\u6027\u3002<\/p>\n<h2 id=\"%e4%ba%a4%e6%98%93%e6%97%a5%e8%aa%8c%e7%9a%84%e7%b6%ad%e8%ad%b7%e7%ad%96%e7%95%a5-zNYnsJFKaE\">\u4ea4\u6613\u65e5\u8a8c\u7684\u7dad\u8b77\u7b56\u7565<\/h2>\n<h3 id=\"1-%e5%ae%9a%e6%9c%9f%e5%82%99%e4%bb%bd%e4%ba%a4%e6%98%93%e6%97%a5%e8%aa%8c-zNYnsJFKaE\">1. \u5b9a\u671f\u5099\u4efd\u4ea4\u6613\u65e5\u8a8c<\/h3>\n<p>\u5b9a\u671f\u5099\u4efd\u4ea4\u6613\u65e5\u8a8c\u662f\u7dad\u8b77\u5176\u5065\u5eb7\u72c0\u614b\u7684\u95dc\u9375\u3002\u9019\u4e0d\u50c5\u53ef\u4ee5\u91cb\u653e\u7a7a\u9593\uff0c\u9084\u80fd\u78ba\u4fdd\u6578\u64da\u7684\u5b89\u5168\u6027\u3002\u5efa\u8b70\u6839\u64da\u696d\u52d9\u9700\u6c42\u8a2d\u5b9a\u5099\u4efd\u983b\u7387\uff0c\u4f8b\u5982\u6bcf\u5c0f\u6642\u6216\u6bcf\u5929\u9032\u884c\u4e00\u6b21\u5099\u4efd\u3002<\/p>\n<pre><code>BACKUP LOG [YourDatabaseName] TO DISK = 'C:BackupYourDatabaseName_LogBackup.trn'<\/code><\/pre>\n<h3 id=\"2-%e7%9b%a3%e6%8e%a7%e4%ba%a4%e6%98%93%e6%97%a5%e8%aa%8c%e7%9a%84%e5%a4%a7%e5%b0%8f-zNYnsJFKaE\">2. \u76e3\u63a7\u4ea4\u6613\u65e5\u8a8c\u7684\u5927\u5c0f<\/h3>\n<p>\u96a8\u8457\u6578\u64da\u5eab\u7684\u589e\u9577\uff0c\u4ea4\u6613\u65e5\u8a8c\u7684\u5927\u5c0f\u4e5f\u6703\u96a8\u4e4b\u589e\u52a0\u3002\u4f7f\u7528SQL Server Management Studio\uff08SSMS\uff09\u6216\u5176\u4ed6\u76e3\u63a7\u5de5\u5177\u4f86\u5b9a\u671f\u6aa2\u67e5\u4ea4\u6613\u65e5\u8a8c\u7684\u5927\u5c0f\uff0c\u4e26\u6839\u64da\u9700\u8981\u9032\u884c\u8abf\u6574\u3002<\/p>\n<h3 id=\"3-%e9%81%b8%e6%93%87%e5%90%88%e9%81%a9%e7%9a%84%e6%81%a2%e5%be%a9%e6%a8%a1%e5%bc%8f-zNYnsJFKaE\">3. \u9078\u64c7\u5408\u9069\u7684\u6062\u5fa9\u6a21\u5f0f<\/h3>\n<p>SQL Server\u63d0\u4f9b\u4e86\u4e09\u7a2e\u6062\u5fa9\u6a21\u5f0f\uff1a\u5b8c\u6574\uff08Full\uff09\u3001\u7c21\u55ae\uff08Simple\uff09\u548c\u5927\u5bb9\u91cf\u65e5\u8a8c\uff08Bulk-logged\uff09\u3002\u9078\u64c7\u5408\u9069\u7684\u6062\u5fa9\u6a21\u5f0f\u53ef\u4ee5\u5f71\u97ff\u4ea4\u6613\u65e5\u8a8c\u7684\u7ba1\u7406\u3002\u4f8b\u5982\uff0c\u82e5\u9078\u64c7\u7c21\u55ae\u6a21\u5f0f\uff0c\u5247\u4e0d\u9700\u8981\u5b9a\u671f\u5099\u4efd\u4ea4\u6613\u65e5\u8a8c\uff0c\u4f46\u9019\u4e5f\u610f\u5473\u8457\u5728\u6545\u969c\u767c\u751f\u6642\uff0c\u6578\u64da\u6062\u5fa9\u7684\u9078\u64c7\u6703\u53d7\u5230\u9650\u5236\u3002<\/p>\n<h4 id=\"%e6%81%a2%e5%be%a9%e6%a8%a1%e5%bc%8f%e7%9a%84%e9%81%b8%e6%93%87%e7%a4%ba%e4%be%8b%ef%bc%9a-zNYnsJFKaE\">\u6062\u5fa9\u6a21\u5f0f\u7684\u9078\u64c7\u793a\u4f8b\uff1a<\/h4>\n<ul>\n<li><strong>\u5b8c\u6574\u6a21\u5f0f\uff1a<\/strong>\u9069\u5408\u9700\u8981\u9ad8\u53ef\u7528\u6027\u548c\u6578\u64da\u5b8c\u6574\u6027\u7684\u61c9\u7528\u3002<\/li>\n<li><strong>\u7c21\u55ae\u6a21\u5f0f\uff1a<\/strong>\u9069\u5408\u958b\u767c\u74b0\u5883\u6216\u4e0d\u9700\u8981\u9ad8\u53ef\u7528\u6027\u7684\u61c9\u7528\u3002<\/li>\n<li><strong>\u5927\u5bb9\u91cf\u65e5\u8a8c\u6a21\u5f0f\uff1a<\/strong>\u9069\u5408\u9032\u884c\u5927\u91cf\u6578\u64da\u5c0e\u5165\u7684\u60c5\u6cc1\u3002<\/li>\n<\/ul>\n<h3 id=\"4-%e6%b8%85%e7%90%86%e6%9c%aa%e4%bd%bf%e7%94%a8%e7%9a%84%e4%ba%a4%e6%98%93%e6%97%a5%e8%aa%8c-zNYnsJFKaE\">4. \u6e05\u7406\u672a\u4f7f\u7528\u7684\u4ea4\u6613\u65e5\u8a8c<\/h3>\n<p>\u96a8\u8457\u6642\u9593\u7684\u63a8\u79fb\uff0c\u4ea4\u6613\u65e5\u8a8c\u4e2d\u53ef\u80fd\u6703\u7a4d\u7d2f\u5927\u91cf\u672a\u4f7f\u7528\u7684\u7a7a\u9593\u3002\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u53ef\u4ee5\u6e05\u7406\u672a\u4f7f\u7528\u7684\u7a7a\u9593\uff1a<\/p>\n<pre><code>DBCC SHRINKFILE (YourDatabaseName_Log, 1)<\/code><\/pre>\n<h2 id=\"%e6%95%85%e9%9a%9c%e6%8e%92%e9%99%a4%e8%88%87%e6%9c%80%e4%bd%b3%e5%af%a6%e8%b8%90-zNYnsJFKaE\">\u6545\u969c\u6392\u9664\u8207\u6700\u4f73\u5be6\u8e10<\/h2>\n<h3 id=\"1-%e7%9b%a3%e6%8e%a7%e6%97%a5%e8%aa%8c%e4%bd%bf%e7%94%a8%e6%83%85%e6%b3%81-zNYnsJFKaE\">1. \u76e3\u63a7\u65e5\u8a8c\u4f7f\u7528\u60c5\u6cc1<\/h3>\n<p>\u4f7f\u7528\u4ee5\u4e0b\u67e5\u8a62\u4f86\u76e3\u63a7\u4ea4\u6613\u65e5\u8a8c\u7684\u4f7f\u7528\u60c5\u6cc1\uff1a<\/p>\n<pre><code>SELECT \n    DB_NAME(database_id) AS DatabaseName, \n    name AS LogFileName, \n    size\/128.0 AS SizeMB, \n    size\/128.0 - CAST(FILEPROPERTY(name, 'SpaceUsed') AS INT)\/128.0 AS FreeSpaceMB \nFROM sys.master_files \nWHERE type_desc = 'LOG'<\/code><\/pre>\n<h3 id=\"2-%e5%ae%9a%e6%9c%9f%e6%aa%a2%e6%9f%a5%e6%97%a5%e8%aa%8c%e5%82%99%e4%bb%bd%e7%9a%84%e5%ae%8c%e6%95%b4%e6%80%a7-zNYnsJFKaE\">2. \u5b9a\u671f\u6aa2\u67e5\u65e5\u8a8c\u5099\u4efd\u7684\u5b8c\u6574\u6027<\/h3>\n<p>\u78ba\u4fdd\u5099\u4efd\u7684\u5b8c\u6574\u6027\u662f\u81f3\u95dc\u91cd\u8981\u7684\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u4f86\u6aa2\u67e5\u5099\u4efd\u7684\u6709\u6548\u6027\uff1a<\/p>\n<pre><code>RESTORE VERIFYONLY FROM DISK = 'C:BackupYourDatabaseName_LogBackup.trn'<\/code><\/pre>\n<h2 id=\"%e7%b8%bd%e7%b5%90-zNYnsJFKaE\">\u7e3d\u7d50<\/h2>\n<p>\u7dad\u8b77SQL Server\u7684\u4ea4\u6613\u65e5\u8a8c\u662f\u4e00\u9805\u91cd\u8981\u7684\u4efb\u52d9\uff0c\u6d89\u53ca\u5b9a\u671f\u5099\u4efd\u3001\u76e3\u63a7\u5927\u5c0f\u3001\u9078\u64c7\u5408\u9069\u7684\u6062\u5fa9\u6a21\u5f0f\u4ee5\u53ca\u6e05\u7406\u672a\u4f7f\u7528\u7684\u7a7a\u9593\u7b49\u591a\u500b\u65b9\u9762\u3002\u901a\u904e\u9075\u5faa\u9019\u4e9b\u6700\u4f73\u5be6\u8e10\uff0c\u6578\u64da\u5eab\u7ba1\u7406\u54e1\u53ef\u4ee5\u78ba\u4fdd\u6578\u64da\u7684\u5b89\u5168\u6027\u548c\u5b8c\u6574\u6027\uff0c\u4e26\u63d0\u9ad8\u7cfb\u7d71\u7684\u7a69\u5b9a\u6027\u3002\u82e5\u60a8\u9700\u8981\u9032\u4e00\u6b65\u4e86\u89e3\u5982\u4f55\u5728\u9999\u6e2f\u63d0\u4f9b\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u4ee5\u7372\u53d6\u66f4\u591a\u4fe1\u606f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22\u7dad\u8b77SQL Server\u4ea4\u6613\u65e5\u8a8c\u7684\u6700\u4f73\u5be6\u8e10\u8207\u7d93\u9a57\uff0c\u63d0\u5347\u6578\u64da\u5b89\u5168\u6027\u8207\u7cfb\u7d71\u6548\u80fd\uff0c\u78ba\u4fdd\u696d\u52d9\u9023\u7e8c\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-190378","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/190378","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=190378"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/190378\/revisions"}],"predecessor-version":[{"id":190379,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/190378\/revisions\/190379"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=190378"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=190378"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=190378"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}