So the clustered index is really the table itself. As we update data in the table, SQL Server has to keep each index up to date with the new data. So while many indexes may speed up overall read time, ...

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 ...

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 ...

The InfoQ trends reports provide a snapshot of emerging software technology and ideas. We create the reports and accompanying graphs to aid software engineers and architects in evaluating what trends ...

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.

There's two answers to this question, the short answer and the long answer (which includes a follow-up question). The short answer is yes For the longer answer, let's start with the follow-up question ...

We updated an app recently which imposed a lot more clustered indexes then had previously been there. We also have a weekly index rebuild which I'm assuming is now running super long because of those ...

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 ...