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 ...

We run JD Edwards' One World here on an NT 4 sql server. It's a pretty decent server but lately it's been running like a dog. It's a 4-way 450mhz Xeon(2mb cache) machine with 4gigs of ram. All drives ...

Database professionals agree – SQL Server performance tuning is hard. And on top of that, it never stops because complex database environments are always changing with upgrades, application updates ...

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 ...

When you use index views in the right situations, they can dramatically improve the performance of SQL Server queries. Tim Chapman explains why performance testing is the best way to tell if indexed ...

SQL Server 2025 shifts optimisation from a reactive activity to an intelligence-driven discipline. Built-in intelligence is embedded directly into the platform, reducing reliance on external tooling.

Tim Chapman discusses your iteration choices in SQL Server 2008 and explains why determining which option performs better depends on the situation. In a previous TechRepublic column about SQL Server ...

Indexing is a critical part of database optimization. Indexing can dramatically increase query speed. However, DBAs still struggle with finding optimal indexes or optimal SQL plans. DBTA held a ...

Hey folks. So I'm back with another one of my strange questions. I have read a number of websites focused on pulling the maximum performance out of SQL Server that one can get. A number of these pages ...