I received a contact message from the “Contact us” form, asking about how to go about repairing corruption in TempDB. The error message was something like this: SQL Server detected a logical consistency-based I/O error: incorrect pageid (expected 1:118576; actual 0:0). It occurred during a read of page (1:118576) in database ID 2 at offset 0xxxxxxx in file ‘xxxxx\tempdb.mdf’. Additional …
Here is how I solved Week 5 of the Database Corruption Challenge. The following steps were tested and confirmed working on SQL Server 2008R2, SQL Server 2012, and SQL Server 2014. To oversimplify, here are the steps: Restore the last known good database. Shut down the database, and copy off the last good database files. Replace some files and …
Find out more about the Week 5 Challenge on the overview blog post. The winning solution, was submitted by Patrick Flynn, just 3 hours and 18 minutes after the challenge was posted. Patrick provided me with the following steps, and TSQL code to back up the steps: The process was (a) Restore two copies from backup (Old backup has 400 Customers …
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Find out more about the Week 3 Challenge on the overview blog post. The winning solution, was submitted by Randolph West with the following steps: I created a dummy database with the same name, set it offline, deleted the files, dropped in your LDF, brought it back online, and did a tail of the log backup with NO_TRUNCATE to bypass …
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