Thomas LaRock: "Without a basic understanding of wait events and how the occur, you will waste a lot of time trying and guessing at how to improve the performance of a query." Optimizing SQL Server ...

Data statistics can have a huge impact on both whether an index is used, and also how it is used. In this article we examine these statistics, in particular identifying if they are up to date, since ...

Keeping statistics up to date is vital to database performance important. Stale statistics can result in queries taking much longer to run. Here's a utility that will update the statistics in an ...

The theme for this time is SQL "execution plans."Execution plans are one of the technologies you absolutely must understand when considering database performance.However, this content might also be a ...

The content of this article might be a bit difficult for those with no programming experience.This is because, in my ...

As today’s database administrators (DBAs) manage the complexity of modern database environments, particularly containerized systems, they must lean into smart automation to transform database ...

Although there was significant fanfare surrounding SQL Server Query Store's initial release in SQL Server 2016, many companies have been hesitant about adopting the performance monitoring and ...

SQL Server Drill Down explores all aspects of Microsoft SQL Server and related applications, with a particular emphasis on issues of interest to SQL Server data professionals. Key areas of focus ...