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Ctrl-alt-geek

Matt Bowler is a DBA at Trade Me, and teaches database design and administration courses at the local institute of technology. A recent but avid discoverer of SQL Server, Matt is a regular contributor to forums at MSDN, Experts Exchange and SSC and he blogs at mattsql.wordpress.com.

Archives: June 2012

Don’t believe everything you read: Reconfigure flushes the plan cache

I’ve been doing a fair bit of research and investigation into the behavior of the plan cache recently. So I was concerned when I read somewhere that the reconfigure statement causes the SQL Server plan cache to be flushed. If this is true then it is a pretty crucial piece… Read more

4 comments, 2,227 reads

Posted in Ctrl-alt-geek on 25 June 2012

Corrupt Model database

An interesting case arose at work the other day. SAN issues had caused SQL Server to shutdown and it was unable to be restarted because the data files were unavailable.

Once the SAN was back online the instance still could not be restarted. The error logs were reporting that tempdb… Read more

1 comments, 418 reads

Posted in Ctrl-alt-geek on 20 June 2012

Service Broker: What does a DBA need to know?

Service Broker is SQL Server’s internal messaging system. It has been designed as an asynchronous, reliable and transactional messaging system for inter or intra database messaging, or even inter SQL instance messaging.

It is a powerful tool for decoupling extended transactions across time and across databases. It is designed to… Read more

5 comments, 3,253 reads

Posted in Ctrl-alt-geek on 7 June 2012