{"id":190522,"date":"2024-11-12T13:17:19","date_gmt":"2024-11-12T05:17:19","guid":{"rendered":"https:\/\/server.hk\/cnblog\/190522\/"},"modified":"2024-11-12T13:17:20","modified_gmt":"2024-11-12T05:17:20","slug":"%e6%96%87%e4%bb%b6mssql%e6%95%b8%e6%93%9a%e5%ba%ab%e6%b8%85%e7%a9%baldf%e6%96%87%e4%bb%b6%e7%9a%84%e6%93%8d%e4%bd%9c%e6%8c%87%e5%8d%97%ef%bc%88mssql-%e6%b8%85%e7%a9%baldf%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/190522\/","title":{"rendered":"\u6587\u4ef6MSSQL\u6578\u64da\u5eab\u6e05\u7a7aLDF\u6587\u4ef6\u7684\u64cd\u4f5c\u6307\u5357\uff08mssql \u6e05\u7a7aldf\uff09"},"content":{"rendered":"<h1 id=\"%e6%96%87%e4%bb%b6mssql%e6%95%b8%e6%93%9a%e5%ba%ab%e6%b8%85%e7%a9%baldf%e6%96%87%e4%bb%b6%e7%9a%84%e6%93%8d%e4%bd%9c%e6%8c%87%e5%8d%97%ef%bc%88mssql-%e6%b8%85%e7%a9%baldf%ef%bc%89-ZLdsGntPBq\">\u6587\u4ef6MSSQL\u6578\u64da\u5eab\u6e05\u7a7aLDF\u6587\u4ef6\u7684\u64cd\u4f5c\u6307\u5357\uff08mssql \u6e05\u7a7aldf\uff09<\/h1>\n<p>\u5728\u4f7f\u7528Microsoft SQL Server\uff08MSSQL\uff09\u6642\uff0cLDF\u6587\u4ef6\uff08\u5373\u65e5\u8a8c\u6587\u4ef6\uff09\u626e\u6f14\u8457\u81f3\u95dc\u91cd\u8981\u7684\u89d2\u8272\u3002\u5b83\u8a18\u9304\u4e86\u6240\u6709\u5c0d\u6578\u64da\u5eab\u7684\u66f4\u6539\uff0c\u78ba\u4fdd\u6578\u64da\u7684\u5b8c\u6574\u6027\u548c\u6062\u5fa9\u80fd\u529b\u3002\u7136\u800c\uff0c\u96a8\u8457\u6642\u9593\u7684\u63a8\u79fb\uff0c\u9019\u4e9bLDF\u6587\u4ef6\u53ef\u80fd\u6703\u8b8a\u5f97\u904e\u65bc\u9f90\u5927\uff0c\u5f71\u97ff\u6027\u80fd\u4e26\u4f54\u7528\u904e\u591a\u7684\u78c1\u789f\u7a7a\u9593\u3002\u56e0\u6b64\uff0c\u5b9a\u671f\u6e05\u7a7a\u6216\u7e2e\u6e1bLDF\u6587\u4ef6\u662f\u7dad\u8b77\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%a9%baldf%e6%96%87%e4%bb%b6%ef%bc%9f-ZLdsGntPBq\">\u70ba\u4ec0\u9ebc\u9700\u8981\u6e05\u7a7aLDF\u6587\u4ef6\uff1f<\/h2>\n<p>\u6e05\u7a7aLDF\u6587\u4ef6\u7684\u4e3b\u8981\u539f\u56e0\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>\u91cb\u653e\u78c1\u789f\u7a7a\u9593\uff1a<\/strong>\u96a8\u8457\u6578\u64da\u5eab\u64cd\u4f5c\u7684\u589e\u52a0\uff0cLDF\u6587\u4ef6\u6703\u4e0d\u65b7\u589e\u9577\uff0c\u53ef\u80fd\u6703\u4f54\u7528\u5927\u91cf\u7684\u78c1\u789f\u7a7a\u9593\u3002<\/li>\n<li><strong>\u63d0\u9ad8\u6027\u80fd\uff1a<\/strong>\u904e\u5927\u7684LDF\u6587\u4ef6\u53ef\u80fd\u6703\u5f71\u97ff\u6578\u64da\u5eab\u7684\u6027\u80fd\uff0c\u5c0e\u81f4\u67e5\u8a62\u548c\u64cd\u4f5c\u8b8a\u6162\u3002<\/li>\n<li><strong>\u7dad\u8b77\u6578\u64da\u5eab\u5065\u5eb7\uff1a<\/strong>\u5b9a\u671f\u6e05\u7406\u65e5\u8a8c\u6587\u4ef6\u6709\u52a9\u65bc\u4fdd\u6301\u6578\u64da\u5eab\u7684\u6574\u9ad4\u5065\u5eb7\u72c0\u614b\u3002<\/li>\n<\/ul>\n<h2 id=\"%e6%b8%85%e7%a9%baldf%e6%96%87%e4%bb%b6%e7%9a%84%e6%ad%a5%e9%a9%9f-ZLdsGntPBq\">\u6e05\u7a7aLDF\u6587\u4ef6\u7684\u6b65\u9a5f<\/h2>\n<p>\u4ee5\u4e0b\u662f\u6e05\u7a7aMSSQL\u6578\u64da\u5eabLDF\u6587\u4ef6\u7684\u5177\u9ad4\u6b65\u9a5f\uff1a<\/p>\n<h3 id=\"1-%e7%a2%ba%e8%aa%8d%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e6%81%a2%e5%be%a9%e6%a8%a1%e5%bc%8f-ZLdsGntPBq\">1. \u78ba\u8a8d\u6578\u64da\u5eab\u7684\u6062\u5fa9\u6a21\u5f0f<\/h3>\n<p>\u5728\u6e05\u7a7aLDF\u6587\u4ef6\u4e4b\u524d\uff0c\u9996\u5148\u9700\u8981\u78ba\u8a8d\u6578\u64da\u5eab\u7684\u6062\u5fa9\u6a21\u5f0f\u3002MSSQL\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\u5982\u679c\u6578\u64da\u5eab\u4f7f\u7528\u7684\u662f\u5b8c\u6574\u6062\u5fa9\u6a21\u5f0f\uff0c\u5247\u9700\u8981\u5b9a\u671f\u5099\u4efd\u65e5\u8a8c\u6587\u4ef6\uff0c\u5426\u5247LDF\u6587\u4ef6\u5c07\u4e0d\u6703\u81ea\u52d5\u7e2e\u6e1b\u3002<\/p>\n<pre><code>-- \u67e5\u8a62\u6578\u64da\u5eab\u7684\u6062\u5fa9\u6a21\u5f0f\nSELECT name, recovery_model_desc \nFROM sys.databases \nWHERE name = '\u4f60\u7684\u6578\u64da\u5eab\u540d\u7a31';<\/code><\/pre>\n<h3 id=\"2-%e5%9f%b7%e8%a1%8c%e6%97%a5%e8%aa%8c%e5%82%99%e4%bb%bd%ef%bc%88%e5%a6%82%e6%9e%9c%e9%9c%80%e8%a6%81%ef%bc%89-ZLdsGntPBq\">2. \u57f7\u884c\u65e5\u8a8c\u5099\u4efd\uff08\u5982\u679c\u9700\u8981\uff09<\/h3>\n<p>\u5982\u679c\u6578\u64da\u5eab\u7684\u6062\u5fa9\u6a21\u5f0f\u662f\u5b8c\u6574\u7684\uff0c\u5247\u9700\u8981\u57f7\u884c\u65e5\u8a8c\u5099\u4efd\u3002\u9019\u6a23\u53ef\u4ee5\u6e05\u9664\u5df2\u5099\u4efd\u7684\u65e5\u8a8c\u8a18\u9304\uff0c\u5f9e\u800c\u7e2e\u6e1bLDF\u6587\u4ef6\u7684\u5927\u5c0f\u3002<\/p>\n<pre><code>-- \u57f7\u884c\u65e5\u8a8c\u5099\u4efd\nBACKUP LOG [\u4f60\u7684\u6578\u64da\u5eab\u540d\u7a31] TO DISK = 'C:Backup\u4f60\u7684\u6578\u64da\u5eab\u540d\u7a31_log.bak';<\/code><\/pre>\n<h3 id=\"3-%e7%b8%ae%e6%b8%9bldf%e6%96%87%e4%bb%b6-ZLdsGntPBq\">3. \u7e2e\u6e1bLDF\u6587\u4ef6<\/h3>\n<p>\u5728\u5099\u4efd\u65e5\u8a8c\u5f8c\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u4f86\u7e2e\u6e1bLDF\u6587\u4ef6\u7684\u5927\u5c0f\uff1a<\/p>\n<pre><code>-- \u7e2e\u6e1bLDF\u6587\u4ef6\nDBCC SHRINKFILE (N'\u4f60\u7684\u6578\u64da\u5eab\u540d\u7a31_log' , 1);<\/code><\/pre>\n<p>\u9019\u88e1\u7684\u201c1\u201d\u8868\u793a\u5c07LDF\u6587\u4ef6\u7e2e\u6e1b\u5230\u6700\u5c0f\u5927\u5c0f\u3002\u4f60\u4e5f\u53ef\u4ee5\u6307\u5b9a\u5176\u4ed6\u5927\u5c0f\u3002<\/p>\n<h3 id=\"4-%e6%aa%a2%e6%9f%a5ldf%e6%96%87%e4%bb%b6%e5%a4%a7%e5%b0%8f-ZLdsGntPBq\">4. \u6aa2\u67e5LDF\u6587\u4ef6\u5927\u5c0f<\/h3>\n<p>\u6700\u5f8c\uff0c\u6aa2\u67e5LDF\u6587\u4ef6\u7684\u5927\u5c0f\u4ee5\u78ba\u4fdd\u7e2e\u6e1b\u64cd\u4f5c\u6210\u529f\uff1a<\/p>\n<pre><code>-- \u6aa2\u67e5\u6578\u64da\u5eab\u6587\u4ef6\u5927\u5c0f\nEXEC sp_spaceused; <\/code><\/pre>\n<h2 id=\"%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a0%85-ZLdsGntPBq\">\u6ce8\u610f\u4e8b\u9805<\/h2>\n<p>\u5728\u6e05\u7a7aLDF\u6587\u4ef6\u6642\uff0c\u9700\u6ce8\u610f\u4ee5\u4e0b\u5e7e\u9ede\uff1a<\/p>\n<ul>\n<li>\u5728\u9ad8\u5cf0\u671f\u907f\u514d\u57f7\u884c\u7e2e\u6e1b\u64cd\u4f5c\uff0c\u4ee5\u514d\u5f71\u97ff\u6027\u80fd\u3002<\/li>\n<li>\u5b9a\u671f\u5099\u4efd\u6578\u64da\u5eab\u548c\u65e5\u8a8c\u6587\u4ef6\uff0c\u4ee5\u9632\u6578\u64da\u4e1f\u5931\u3002<\/li>\n<li>\u8003\u616e\u5c07\u6578\u64da\u5eab\u7684\u6062\u5fa9\u6a21\u5f0f\u8a2d\u7f6e\u70ba\u7c21\u55ae\u6a21\u5f0f\uff0c\u4ee5\u81ea\u52d5\u7ba1\u7406LDF\u6587\u4ef6\u7684\u5927\u5c0f\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-ZLdsGntPBq\">\u7e3d\u7d50<\/h2>\n<p>\u6e05\u7a7aMSSQL\u6578\u64da\u5eab\u7684LDF\u6587\u4ef6\u662f\u4e00\u9805\u91cd\u8981\u7684\u7dad\u8b77\u4efb\u52d9\uff0c\u53ef\u4ee5\u5e6b\u52a9\u91cb\u653e\u78c1\u789f\u7a7a\u9593\u4e26\u63d0\u9ad8\u6027\u80fd\u3002\u901a\u904e\u5b9a\u671f\u5099\u4efd\u65e5\u8a8c\u548c\u7e2e\u6e1bLDF\u6587\u4ef6\uff0c\u60a8\u53ef\u4ee5\u78ba\u4fdd\u6578\u64da\u5eab\u7684\u5065\u5eb7\u904b\u884c\u3002\u5982\u679c\u60a8\u9700\u8981\u66f4\u9ad8\u6548\u7684\u6578\u64da\u5eab\u7ba1\u7406\u89e3\u6c7a\u65b9\u6848\uff0c\u8003\u616e\u4f7f\u7528<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u6216<a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a>\u4f86\u652f\u6301\u60a8\u7684\u696d\u52d9\u9700\u6c42\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3\u5982\u4f55\u6e05\u7a7aMSSQL\u6578\u64da\u5eab\u7684LDF\u6587\u4ef6\uff0c\u63d0\u5347\u6027\u80fd\u4e26\u91cb\u653e\u7a7a\u9593\uff0c\u7c21\u55ae\u6b65\u9a5f\u64cd\u4f5c\u6307\u5357\u52a9\u60a8\u8f15\u9b06\u5b8c\u6210\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-190522","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/190522","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=190522"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/190522\/revisions"}],"predecessor-version":[{"id":190523,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/190522\/revisions\/190523"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=190522"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=190522"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=190522"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}