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 ...

A SQL Server expert gives his take on the absolute, No. 1, very worst thing IT pros can do when it comes to indexing. Consultant, author and Microsoft MVP Denny Cherry travels the world helping ...

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 ...

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 ...

BANGALORE, INDIA: SQL Server 2008 comes with quite a few new features that have more stress on query performance such as filtered index. In this article, we will see how exactly filter indexes help ...

I would probably create an index on each, and then add whatever columns they need to *return* from their search as "included columns." (covering indexes)<BR><BR>In other words, if they're going to ...