{"id":487,"date":"2012-08-24T10:43:17","date_gmt":"2012-08-24T01:43:17","guid":{"rendered":"http:\/\/auctionpro.co.kr\/WPress\/?p=487"},"modified":"2013-04-04T02:55:37","modified_gmt":"2013-04-03T17:55:37","slug":"%ed%8a%b8%eb%9e%9c%ec%a0%9d%ec%85%98-%eb%a1%9c%ea%b7%b8-%ec%a4%84%ec%9d%b4%ea%b8%b0","status":"publish","type":"post","link":"https:\/\/www.auctionpro.co.kr\/?p=487","title":{"rendered":"\ud2b8\ub79c\uc81d\uc158 \ub85c\uadf8 \uc904\uc774\uae30"},"content":{"rendered":"

\"\"<\/a>
\nUSE MYDB<\/strong>
\nDBCC SHRINKFILE(MYDB_log,2)
\nBACKUP LOG MYDB\u00a0WITH TRUNCATE_ONLY
\nDBCC SHRINKFILE(MYDB_log,2)<\/p>\n

–SQL 7\uc5d0\uc11c \ud2b8\ub79c\uc81d\uc158 \ub85c\uadf8 \uacf5\uac04 \u00a0\uc904\uc774\uae30<\/p>\n

SET NOCOUNT ON
\nDECLARE @LogicalFileName sysname,
\n@MaxMinutes INT,
\n@NewSize INT<\/p>\n

— *** MAKE SURE TO CHANGE THE NEXT 3 LINES WITH YOUR CRITERIA. ***
\nUSE MYDB<\/strong>\u00a0\u00a0— This is the name of the database
\n–for which the log will be shrunk.
\nSELECT @LogicalFileName = ‘MYDB<\/strong>_Log’, — Use sp_helpfile to identify the logical file name that you want to shrink.
\n@MaxMinutes = 10, — Limit on time allowed to wrap log.
\n@NewSize = 100 — in MB<\/p>\n

— Setup \/ initialize
\nDECLARE @OriginalSize int
\nSELECT @OriginalSize = size — in 8K pages
\nFROM sysfiles
\nWHERE name = @LogicalFileName
\nSELECT ‘Original Size of ‘ + db_name() + ‘ LOG is ‘ +
\nCONVERT(VARCHAR(30),@OriginalSize) + ‘ 8K pages or ‘ +
\nCONVERT(VARCHAR(30),(@OriginalSize*8\/1024)) + ‘MB’
\nFROM sysfiles
\nWHERE name = @LogicalFileName
\nCREATE TABLE DummyTrans
\n(DummyColumn char (8000) not null)
\n— Wrap log and truncate it.
\nDECLARE @Counter INT,
\n@StartTime DATETIME,
\n@TruncLog VARCHAR(255)
\nSELECT @StartTime = GETDATE(),
\n@TruncLog = ‘BACKUP LOG ‘ + db_name() + ‘ WITH TRUNCATE_ONLY’
\n— Try an initial shrink.
\nDBCC SHRINKFILE (@LogicalFileName, @NewSize)
\nEXEC (@TruncLog)
\n— Wrap the log if necessary.
\nWHILE @MaxMinutes > DATEDIFF (mi, @StartTime, GETDATE()) — time has not expired
\nAND @OriginalSize = (SELECT size FROM sysfiles WHERE name = @LogicalFileName) — the log has not shrunk
\nAND (@OriginalSize * 8 \/1024) > @NewSize — The value passed in for new size is smaller than the current size.
\nBEGIN — Outer loop.
\nSELECT @Counter = 0
\nWHILE ((@Counter < @OriginalSize \/ 16) AND (@Counter < 50000))
\nBEGIN — update
\nINSERT DummyTrans VALUES (‘Fill Log’) — Because it is a char field it inserts 8000 bytes.
\nDELETE DummyTrans
\nSELECT @Counter = @Counter + 1
\nEND — update
\nEXEC (@TruncLog) — See if a trunc of the log shrinks it.
\nEND — outer loop
\nSELECT ‘Final Size of ‘ + db_name() + ‘ LOG is ‘ +
\nCONVERT(VARCHAR(30),size) + ‘ 8K pages or ‘ +
\nCONVERT(VARCHAR(30),(size*8\/1024)) + ‘MB’
\nFROM sysfiles
\nWHERE name = @LogicalFileName
\nDROP TABLE DummyTrans
\nPRINT ‘*** Perform a full database backup ***’<\/p>\n

 <\/p>\n","protected":false},"excerpt":{"rendered":"

USE MYDB DBCC SHRINKFILE(MYDB_log,2) BACKUP LOG MYDB\u00a0WITH TRUNCATE_ONLY DBCC SHRINKFILE(MYDB_log,2) –SQL 7\uc5d0\uc11c \ud2b8\ub79c\uc81d\uc158 \ub85c\uadf8 \uacf5\uac04 \u00a0\uc904\uc774\uae30 SET NOCOUNT ON DECLARE @LogicalFileName sysname, @MaxMinutes INT, @NewSize […]<\/a><\/p>\n<\/div>","protected":false},"author":6,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[3],"tags":[],"class_list":["post-487","post","type-post","status-publish","format-standard","hentry","category-auctonpro-is"],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/www.auctionpro.co.kr\/index.php?rest_route=\/wp\/v2\/posts\/487","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.auctionpro.co.kr\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.auctionpro.co.kr\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.auctionpro.co.kr\/index.php?rest_route=\/wp\/v2\/users\/6"}],"replies":[{"embeddable":true,"href":"https:\/\/www.auctionpro.co.kr\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=487"}],"version-history":[{"count":0,"href":"https:\/\/www.auctionpro.co.kr\/index.php?rest_route=\/wp\/v2\/posts\/487\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.auctionpro.co.kr\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=487"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.auctionpro.co.kr\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=487"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.auctionpro.co.kr\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=487"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}