How to shrink a SQL Transaction Log

Wed, 20 Feb 2008 16:19:32 +0000

For 2005: --\* you can get the logical log file name usingthe following command in Query Analizer:

exec "databaseName".dbo.sp_helpfile

Now execute the following command to shrink the database log to 200MB:

DBCC SHRINKFILE ("logicalLogFileName", 200)
BACKUP LOG "databaseName" WITH TRUNCATE_ONLY
DBCC SHRINKFILE ("logicalLogFileName", 200)

–if it doesn’t work, run the two commands again.

–When done with that, do a full backup of your db as you will have broken your tlog backup chain.

For 2008+

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