Patrick Keisler is a Premier Field Engineer for Microsoft with over 15 years of SQL Server experience working in various fields such as financial, healthcare, and government. He currently holds an MCSE Data Platform certification, MCITP certifications in SQL Server 2008 for administration and development, and CompTIA Security+. You can follow him on Twitter or listen to him speak at various SQL Saturdays and user group meetings.
Archives: April 2014
First introduced in SQL Server 2012, the Columnstore index is a new in-memory feature that allows for the creation of indexes that are stored in a column-wise fashion. It is targeted for data warehouses and can improve query performance by 10 to 100x. A columnstore index stores data in a…
When I first started poking around in SQL Server 2012, I noticed an extended event session called “system_health” was created by default. It took me a few months before I really dug into the session details to see what it was capturing. But once I did, I was pretty amazed.