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 ...

An update to the cardinality estimator feature in SQL Server 2022 will be one of the biggest changes to the database engine since its inception. Database engines like SQL Server are incredibly complex ...

Need more info why it's running like a dog; do you notice when you run a query that it takes a while to get results back? What are you exactly doing with the database?

As any database admin knows, mastering the subtler nuances of SQL can be likened to the black arts. For me, tuning the efficiency of SQL queries on large, heavily used databases is a perfect example.

(SQL Server 2000)<BR><BR>I have a query that basically selects a lot of "complicated" stuff and then dumps it into a #temp table.<BR><BR>I then have a correlated subquery that runs against the temp ...

New AI capabilities help DBAs move from performance visibility to performance resolution—turning slow queries into actionable index recommendations in minutes HOUSTON, March 19, 2026 /PRNewswire/ -- ...