The most important performance-tuning technique available is having the needed indexes created on the tables to ensure that the SQL Server database engine is able to get the data that it needs to as ...

SQL Server 2012 includes a lot of new and exciting features. One feature that has caught the imagination of many in the user community is the high-performance feature called Columnstore Indexes.

Unlock the full InfoQ experience by logging in! Stay updated with your favorite authors and topics, engage with content, and download exclusive resources. Vivek Yadav, an engineering manager from ...

Database troubleshooting is not for the faint of heart, especially when it comes to troubleshooting locking and blocking problems. Sometimes the elephant in the room is actually a rhino, a problem ...

The indexes on a the tables of a large database make a huge difference in its performance and utility. Without an index, locating a single record in a large table can take several seconds; with the ...

In an earlier tip I discussed how indexes can speed up processing. It's only fair that I also talk about when indexes don't help. First: Because indexes don't always help but do always increase the ...

Unlock the full InfoQ experience by logging in! Stay updated with your favorite authors and topics, engage with content, and download exclusive resources. This article dives into the happens-before ...

Creates indexes on columns in tables. Restriction: You cannot use CREATE INDEX on a table accessed via an engine that does not support UPDATE processing. an IN subquery where the column in the inner ...

While SQL Server 2008 was little more than a service-pack level upgrade, the 2012 version of Microsoft’s database has a boatload of new features and delivers solid performance improvements.

As part of my weekly maintenance routine, I rebuild the indexes on several of my larger high-activity tables. I'd like to try and get an idea of just how long the rebuilds take. The rebuilds are ...