{"id":143881,"date":"2024-11-01T02:02:18","date_gmt":"2024-10-31T18:02:18","guid":{"rendered":"https:\/\/server.hk\/cnblog\/143881\/"},"modified":"2024-11-01T02:02:19","modified_gmt":"2024-10-31T18:02:19","slug":"sql-%e6%97%a5%e8%aa%8c%e5%a4%aa%e5%a4%a7%ef%bc%9f%e6%95%99%e4%bd%a0%e4%b8%80%e9%8d%b5%e6%b8%85%e7%90%86","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/143881\/","title":{"rendered":"SQL \u65e5\u8a8c\u592a\u5927\uff1f\u6559\u4f60\u4e00\u9375\u6e05\u7406"},"content":{"rendered":"<h1 id=\"sql-%e6%97%a5%e8%aa%8c%e5%a4%aa%e5%a4%a7%ef%bc%9f%e6%95%99%e4%bd%a0%e4%b8%80%e9%8d%b5%e6%b8%85%e7%90%86-yrJqbpSMdD\">SQL \u65e5\u8a8c\u592a\u5927\uff1f\u6559\u4f60\u4e00\u9375\u6e05\u7406<\/h1>\n<p>\u5728\u4f7f\u7528 SQL \u6578\u64da\u5eab\u7684\u904e\u7a0b\u4e2d\uff0c\u65e5\u8a8c\u6587\u4ef6\u7684\u5927\u5c0f\u53ef\u80fd\u6703\u8fc5\u901f\u589e\u9577\uff0c\u9019\u4e0d\u50c5\u6703\u4f54\u7528\u5927\u91cf\u7684\u78c1\u789f\u7a7a\u9593\uff0c\u9084\u53ef\u80fd\u5f71\u97ff\u6578\u64da\u5eab\u7684\u6027\u80fd\u3002\u672c\u6587\u5c07\u63a2\u8a0e SQL \u65e5\u8a8c\u904e\u5927\u554f\u984c\u7684\u539f\u56e0\uff0c\u4e26\u63d0\u4f9b\u4e00\u9375\u6e05\u7406\u7684\u89e3\u6c7a\u65b9\u6848\uff0c\u5e6b\u52a9\u7528\u6236\u6709\u6548\u7ba1\u7406\u65e5\u8a8c\u6587\u4ef6\u3002<\/p>\n<h2 id=\"%e7%82%ba%e4%bb%80%e9%ba%bc-sql-%e6%97%a5%e8%aa%8c%e6%9c%83%e8%ae%8a%e5%be%97%e9%81%8e%e5%a4%a7%ef%bc%9f-yrJqbpSMdD\">\u70ba\u4ec0\u9ebc SQL \u65e5\u8a8c\u6703\u8b8a\u5f97\u904e\u5927\uff1f<\/h2>\n<p>SQL \u65e5\u8a8c\u6587\u4ef6\u4e3b\u8981\u7528\u65bc\u8a18\u9304\u6578\u64da\u5eab\u7684\u6240\u6709\u8b8a\u66f4\u64cd\u4f5c\uff0c\u5305\u62ec\u63d2\u5165\u3001\u66f4\u65b0\u548c\u522a\u9664\u7b49\u3002\u7576\u6578\u64da\u5eab\u904b\u884c\u6642\u9593\u8f03\u9577\u6216\u9032\u884c\u5927\u91cf\u64cd\u4f5c\u6642\uff0c\u65e5\u8a8c\u6587\u4ef6\u7684\u5927\u5c0f\u6703\u96a8\u4e4b\u589e\u52a0\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5c0e\u81f4 SQL \u65e5\u8a8c\u904e\u5927\u7684\u5e38\u898b\u539f\u56e0\uff1a<\/p>\n<ul>\n<li><strong>\u9577\u6642\u9593\u672a\u9032\u884c\u5099\u4efd\uff1a<\/strong>\u5982\u679c\u672a\u5b9a\u671f\u5099\u4efd\u65e5\u8a8c\uff0c\u65e5\u8a8c\u6587\u4ef6\u5c07\u4e0d\u65b7\u589e\u9577\u3002<\/li>\n<li><strong>\u9ad8\u983b\u7387\u7684\u6578\u64da\u64cd\u4f5c\uff1a<\/strong>\u5927\u91cf\u7684\u6578\u64da\u63d2\u5165\u3001\u66f4\u65b0\u6216\u522a\u9664\u64cd\u4f5c\u6703\u8fc5\u901f\u589e\u52a0\u65e5\u8a8c\u7684\u5927\u5c0f\u3002<\/li>\n<li><strong>\u4e0d\u7576\u7684\u6062\u5fa9\u6a21\u5f0f\uff1a<\/strong>\u4f7f\u7528\u5b8c\u6574\u6062\u5fa9\u6a21\u5f0f\u800c\u4e0d\u9032\u884c\u65e5\u8a8c\u5099\u4efd\uff0c\u6703\u5c0e\u81f4\u65e5\u8a8c\u6587\u4ef6\u7121\u6cd5\u81ea\u52d5\u622a\u65b7\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%a6%82%e4%bd%95%e6%b8%85%e7%90%86-sql-%e6%97%a5%e8%aa%8c-yrJqbpSMdD\">\u5982\u4f55\u6e05\u7406 SQL \u65e5\u8a8c<\/h2>\n<p>\u6e05\u7406 SQL \u65e5\u8a8c\u7684\u904e\u7a0b\u53ef\u4ee5\u901a\u904e\u5e7e\u500b\u7c21\u55ae\u7684\u6b65\u9a5f\u4f86\u5b8c\u6210\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u7528\u7684\u65b9\u6cd5\uff1a<\/p>\n<h3 id=\"1-%e7%a2%ba%e8%aa%8d%e6%81%a2%e5%be%a9%e6%a8%a1%e5%bc%8f-yrJqbpSMdD\">1. \u78ba\u8a8d\u6062\u5fa9\u6a21\u5f0f<\/h3>\n<p>\u9996\u5148\uff0c\u6aa2\u67e5\u6578\u64da\u5eab\u7684\u6062\u5fa9\u6a21\u5f0f\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b SQL \u67e5\u8a62\u4f86\u67e5\u770b\u7576\u524d\u7684\u6062\u5fa9\u6a21\u5f0f\uff1a<\/p>\n<pre><code>SELECT name, recovery_model_desc \nFROM sys.databases \nWHERE name = '\u4f60\u7684\u6578\u64da\u5eab\u540d\u7a31';<\/code><\/pre>\n<p>\u5982\u679c\u6062\u5fa9\u6a21\u5f0f\u662f\u201c\u5b8c\u6574\u201d\uff0c\u5247\u9700\u8981\u5b9a\u671f\u9032\u884c\u65e5\u8a8c\u5099\u4efd\u3002<\/p>\n<h3 id=\"2-%e5%9f%b7%e8%a1%8c%e6%97%a5%e8%aa%8c%e5%82%99%e4%bb%bd-yrJqbpSMdD\">2. \u57f7\u884c\u65e5\u8a8c\u5099\u4efd<\/h3>\n<p>\u5982\u679c\u4f60\u4f7f\u7528\u7684\u662f\u5b8c\u6574\u6062\u5fa9\u6a21\u5f0f\uff0c\u5247\u9700\u8981\u57f7\u884c\u65e5\u8a8c\u5099\u4efd\u4f86\u6e05\u7406\u65e5\u8a8c\u6587\u4ef6\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b SQL \u547d\u4ee4\u9032\u884c\u65e5\u8a8c\u5099\u4efd\uff1a<\/p>\n<pre><code>BACKUP LOG \u4f60\u7684\u6578\u64da\u5eab\u540d\u7a31 \nTO DISK = 'C:Backup\u4f60\u7684\u6578\u64da\u5eab\u540d\u7a31_log.bak';<\/code><\/pre>\n<h3 id=\"3-%e7%b8%ae%e6%b8%9b%e6%97%a5%e8%aa%8c%e6%96%87%e4%bb%b6-yrJqbpSMdD\">3. \u7e2e\u6e1b\u65e5\u8a8c\u6587\u4ef6<\/h3>\n<p>\u5728\u57f7\u884c\u65e5\u8a8c\u5099\u4efd\u5f8c\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u4f86\u7e2e\u6e1b\u65e5\u8a8c\u6587\u4ef6\u7684\u5927\u5c0f\uff1a<\/p>\n<pre><code>DBCC SHRINKFILE (\u4f60\u7684\u6578\u64da\u5eab\u540d\u7a31_log, 1);<\/code><\/pre>\n<p>\u9019\u5c07\u6703\u5c07\u65e5\u8a8c\u6587\u4ef6\u7e2e\u6e1b\u5230\u6700\u5c0f\u7684\u5927\u5c0f\u3002<\/p>\n<h3 id=\"4-%e6%9b%b4%e6%94%b9%e6%81%a2%e5%be%a9%e6%a8%a1%e5%bc%8f%ef%bc%88%e5%8f%af%e9%81%b8%ef%bc%89-yrJqbpSMdD\">4. \u66f4\u6539\u6062\u5fa9\u6a21\u5f0f\uff08\u53ef\u9078\uff09<\/h3>\n<p>\u5982\u679c\u4e0d\u9700\u8981\u5b8c\u6574\u7684\u65e5\u8a8c\u8a18\u9304\uff0c\u53ef\u4ee5\u8003\u616e\u5c07\u6062\u5fa9\u6a21\u5f0f\u66f4\u6539\u70ba\u201c\u7c21\u55ae\u201d\u3002\u9019\u6a23\uff0cSQL Server \u5c07\u81ea\u52d5\u7ba1\u7406\u65e5\u8a8c\u6587\u4ef6\u7684\u5927\u5c0f\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u66f4\u6539\u6062\u5fa9\u6a21\u5f0f\uff1a<\/p>\n<pre><code>ALTER DATABASE \u4f60\u7684\u6578\u64da\u5eab\u540d\u7a31 \nSET RECOVERY SIMPLE;<\/code><\/pre>\n<h2 id=\"%e4%b8%80%e9%8d%b5%e6%b8%85%e7%90%86-sql-%e6%97%a5%e8%aa%8c%e7%9a%84%e8%85%b3%e6%9c%ac-yrJqbpSMdD\">\u4e00\u9375\u6e05\u7406 SQL \u65e5\u8a8c\u7684\u8173\u672c<\/h2>\n<p>\u70ba\u4e86\u7c21\u5316\u6e05\u7406\u904e\u7a0b\uff0c\u53ef\u4ee5\u7de8\u5beb\u4e00\u500b\u7c21\u55ae\u7684 SQL \u8173\u672c\u4f86\u81ea\u52d5\u57f7\u884c\u4e0a\u8ff0\u6b65\u9a5f\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u793a\u4f8b\u8173\u672c\uff1a<\/p>\n<pre><code>USE \u4f60\u7684\u6578\u64da\u5eab\u540d\u7a31;\n\n-- \u78ba\u8a8d\u6062\u5fa9\u6a21\u5f0f\nSELECT recovery_model_desc FROM sys.databases WHERE name = DB_NAME();\n\n-- \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';\n\n-- \u7e2e\u6e1b\u65e5\u8a8c\u6587\u4ef6\nDBCC SHRINKFILE (\u4f60\u7684\u6578\u64da\u5eab\u540d\u7a31_log, 1);\n\n-- \u66f4\u6539\u6062\u5fa9\u6a21\u5f0f\u70ba\u7c21\u55ae\uff08\u53ef\u9078\uff09\nALTER DATABASE \u4f60\u7684\u6578\u64da\u5eab\u540d\u7a31 SET RECOVERY SIMPLE;<\/code><\/pre>\n<p>\u5c07\u4e0a\u8ff0\u8173\u672c\u4fdd\u5b58\u70ba .sql \u6587\u4ef6\uff0c\u7136\u5f8c\u5728 SQL Server Management Studio \u4e2d\u904b\u884c\uff0c\u5373\u53ef\u4e00\u9375\u6e05\u7406 SQL \u65e5\u8a8c\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-yrJqbpSMdD\">\u7e3d\u7d50<\/h2>\n<p>SQL \u65e5\u8a8c\u6587\u4ef6\u7684\u7ba1\u7406\u5c0d\u65bc\u4fdd\u6301\u6578\u64da\u5eab\u6027\u80fd\u81f3\u95dc\u91cd\u8981\u3002\u901a\u904e\u5b9a\u671f\u5099\u4efd\u548c\u9069\u7576\u7684\u6062\u5fa9\u6a21\u5f0f\u8a2d\u7f6e\uff0c\u53ef\u4ee5\u6709\u6548\u9632\u6b62\u65e5\u8a8c\u6587\u4ef6\u904e\u5927\u554f\u984c\u7684\u767c\u751f\u3002\u82e5\u60a8\u9700\u8981\u9032\u4e00\u6b65\u7684\u6280\u8853\u652f\u6301\u6216\u5c0b\u627e\u5408\u9069\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\u8cc7\u8a0a\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5b78\u6703\u5982\u4f55\u4e00\u9375\u6e05\u7406\u904e\u5927\u7684 SQL \u65e5\u8a8c\uff0c\u63d0\u5347\u6578\u64da\u5eab\u6027\u80fd\uff0c\u7c21\u5316\u7ba1\u7406\uff0c\u8b93\u4f60\u7684\u7cfb\u7d71\u904b\u884c\u66f4\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-143881","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/143881","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=143881"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/143881\/revisions"}],"predecessor-version":[{"id":143882,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/143881\/revisions\/143882"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=143881"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=143881"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=143881"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}