\u5728SQL Server\u4e2d\uff0cDBCC\uff08Database Console Commands\uff09\u8a9e\u53e5\u662f\u4e00\u7d44\u7528\u65bc\u57f7\u884c\u6578\u64da\u5eab\u7ba1\u7406\u548c\u7dad\u8b77\u4efb\u52d9\u7684\u547d\u4ee4\u3002\u9019\u4e9b\u547d\u4ee4\u53ef\u4ee5\u5e6b\u52a9\u6578\u64da\u5eab\u7ba1\u7406\u54e1\u6aa2\u67e5\u6578\u64da\u5eab\u7684\u5b8c\u6574\u6027\u3001\u4fee\u5fa9\u554f\u984c\u3001\u6e05\u7406\u6578\u64da\u4ee5\u53ca\u57f7\u884c\u5176\u4ed6\u7dad\u8b77\u4efb\u52d9\u3002\u672c\u6587\u5c07\u4ecb\u7d39\u4e00\u4e9b\u5e38\u7528\u7684DBCC\u8a9e\u53e5\u53ca\u5176\u7528\u9014\u3002<\/p>\n
DBCC CHECKDB\u662f\u7528\u65bc\u6aa2\u67e5\u6578\u64da\u5eab\u7684\u5b8c\u6574\u6027\u548c\u4e00\u81f4\u6027\u7684\u547d\u4ee4\u3002\u5b83\u6703\u6aa2\u67e5\u6240\u6709\u7684\u6578\u64da\u9801\u3001\u7d22\u5f15\u9801\u548c\u7cfb\u7d71\u8868\uff0c\u4e26\u5831\u544a\u4efb\u4f55\u767c\u73fe\u7684\u554f\u984c\u3002<\/p>\n
DBCC CHECKDB('YourDatabaseName');<\/code><\/pre>\n\u57f7\u884c\u6b64\u547d\u4ee4\u5f8c\uff0c\u7cfb\u7d71\u6703\u8fd4\u56de\u6aa2\u67e5\u7d50\u679c\uff0c\u5305\u62ec\u4efb\u4f55\u932f\u8aa4\u6216\u5efa\u8b70\u7684\u4fee\u5fa9\u63aa\u65bd\u3002<\/p>\n
2. DBCC CHECKTABLE<\/h2>\n
DBCC CHECKTABLE\u7528\u65bc\u6aa2\u67e5\u7279\u5b9a\u8868\u7684\u5b8c\u6574\u6027\u3002\u9019\u500b\u547d\u4ee4\u53ef\u4ee5\u7528\u4f86\u6aa2\u67e5\u8868\u4e2d\u7684\u6578\u64da\u9801\u548c\u7d22\u5f15\u9801\u3002<\/p>\n
DBCC CHECKTABLE('YourTableName');<\/code><\/pre>\n\u9019\u500b\u547d\u4ee4\u7684\u4f7f\u7528\u5834\u666f\u901a\u5e38\u662f\u5728\u61f7\u7591\u67d0\u500b\u7279\u5b9a\u8868\u7684\u6578\u64da\u53ef\u80fd\u640d\u58de\u6642\u3002<\/p>\n
3. DBCC CHECKIDENT<\/h2>\n
DBCC CHECKIDENT\u7528\u65bc\u6aa2\u67e5\u548c\u91cd\u7f6e\u8868\u7684\u8eab\u4efd\u5217\uff08IDENTITY column\uff09\u503c\u3002\u9019\u5728\u6578\u64da\u63d2\u5165\u6216\u522a\u9664\u5f8c\uff0c\u8eab\u4efd\u5217\u7684\u503c\u53ef\u80fd\u4e0d\u518d\u9023\u7e8c\u6642\u7279\u5225\u6709\u7528\u3002<\/p>\n
DBCC CHECKIDENT('YourTableName', RESEED, NewValue);<\/code><\/pre>\n\u9019\u500b\u547d\u4ee4\u53ef\u4ee5\u5e6b\u52a9\u78ba\u4fdd\u8eab\u4efd\u5217\u7684\u503c\u5f9e\u6307\u5b9a\u7684NewValue\u958b\u59cb\u3002<\/p>\n
4. DBCC SHRINKDATABASE<\/h2>\n
DBCC SHRINKDATABASE\u7528\u65bc\u7e2e\u5c0f\u6578\u64da\u5eab\u7684\u5927\u5c0f\uff0c\u91cb\u653e\u672a\u4f7f\u7528\u7684\u7a7a\u9593\u3002\u9019\u5728\u6578\u64da\u5eab\u7d93\u6b77\u5927\u91cf\u522a\u9664\u64cd\u4f5c\u5f8c\u7279\u5225\u6709\u7528\u3002<\/p>\n
DBCC SHRINKDATABASE('YourDatabaseName');<\/code><\/pre>\n\u57f7\u884c\u6b64\u547d\u4ee4\u5f8c\uff0c\u7cfb\u7d71\u6703\u81ea\u52d5\u8a08\u7b97\u53ef\u4ee5\u91cb\u653e\u7684\u7a7a\u9593\u4e26\u9032\u884c\u7e2e\u5c0f\u64cd\u4f5c\u3002<\/p>\n
5. DBCC FREEPROCCACHE<\/h2>\n
DBCC FREEPROCCACHE\u7528\u65bc\u6e05\u9664SQL Server\u7684\u57f7\u884c\u8a08\u5283\u7de9\u5b58\u3002\u9019\u5728\u767c\u73fe\u6027\u80fd\u554f\u984c\u6642\uff0c\u53ef\u4ee5\u5f37\u5236SQL Server\u91cd\u65b0\u7de8\u8b6f\u67e5\u8a62\u8a08\u5283\u3002<\/p>\n
DBCC FREEPROCCACHE;<\/code><\/pre>\n\u9019\u500b\u547d\u4ee4\u53ef\u4ee5\u5e6b\u52a9\u89e3\u6c7a\u7531\u65bc\u57f7\u884c\u8a08\u5283\u4e0d\u4f73\u800c\u5c0e\u81f4\u7684\u6027\u80fd\u554f\u984c\u3002<\/p>\n
6. DBCC DBREINDEX<\/h2>\n
DBCC DBREINDEX\u7528\u65bc\u91cd\u5efa\u6307\u5b9a\u8868\u6216\u7d22\u5f15\u7684\u7d22\u5f15\u3002\u9019\u6709\u52a9\u65bc\u63d0\u9ad8\u67e5\u8a62\u6027\u80fd\uff0c\u7279\u5225\u662f\u5728\u6578\u64da\u7d93\u6b77\u5927\u91cf\u63d2\u5165\u3001\u66f4\u65b0\u6216\u522a\u9664\u5f8c\u3002<\/p>\n
DBCC DBREINDEX('YourTableName', '', 90);<\/code><\/pre>\n\u9019\u500b\u547d\u4ee4\u7684\u7b2c\u4e09\u500b\u53c3\u6578\u662f\u586b\u5145\u56e0\u5b50\uff0c\u8868\u793a\u7d22\u5f15\u9801\u7684\u586b\u5145\u7a0b\u5ea6\u3002<\/p>\n
7. DBCC SQLPERF<\/h2>\n
DBCC SQLPERF\u7528\u65bc\u67e5\u770bSQL Server\u7684\u6027\u80fd\u7d71\u8a08\u4fe1\u606f\uff0c\u5305\u62ec\u9396\u5b9a\u548c\u65e5\u8a8c\u7a7a\u9593\u4f7f\u7528\u60c5\u6cc1\u3002<\/p>\n
DBCC SQLPERF(LOGSPACE);<\/code><\/pre>\n\u9019\u500b\u547d\u4ee4\u53ef\u4ee5\u5e6b\u52a9\u6578\u64da\u5eab\u7ba1\u7406\u54e1\u76e3\u63a7\u65e5\u8a8c\u6587\u4ef6\u7684\u4f7f\u7528\u60c5\u6cc1\uff0c\u5f9e\u800c\u9032\u884c\u76f8\u61c9\u7684\u7ba1\u7406\u3002<\/p>\n
\u7e3d\u7d50<\/h2>\n
DBCC\u8a9e\u53e5\u5728SQL Server\u7684\u6578\u64da\u5eab\u7ba1\u7406\u4e2d\u626e\u6f14\u8457\u91cd\u8981\u89d2\u8272\uff0c\u5e6b\u52a9\u7ba1\u7406\u54e1\u7dad\u8b77\u6578\u64da\u5eab\u7684\u5065\u5eb7\u548c\u6027\u80fd\u3002\u901a\u904e\u5b9a\u671f\u4f7f\u7528\u9019\u4e9b\u547d\u4ee4\uff0c\u53ef\u4ee5\u53ca\u65e9\u767c\u73fe\u554f\u984c\u4e26\u9032\u884c\u4fee\u5fa9\uff0c\u5f9e\u800c\u78ba\u4fdd\u6578\u64da\u5eab\u7684\u7a69\u5b9a\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\u9999\u6e2fVPS<\/a>\u6216\u9999\u6e2f\u4f3a\u670d\u5668<\/a>\u4f86\u63d0\u5347\u60a8\u7684\u696d\u52d9\u904b\u884c\u6548\u7387\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"\u63a2\u7d22SQL Server\u6578\u64da\u5eab\u4e2d\u7684DBCC\u8a9e\u53e5\u5927\u5168\uff0c\u4e86\u89e3\u5176\u529f\u80fd\u3001\u7528\u6cd5\u53ca\u6700\u4f73\u5be6\u8e10\uff0c\u63d0\u5347\u6578\u64da\u5eab\u7ba1\u7406\u6548\u7387\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-139215","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/139215","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=139215"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/139215\/revisions"}],"predecessor-version":[{"id":139216,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/139215\/revisions\/139216"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=139215"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=139215"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=139215"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}