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 ...

This paper demystifies query tuning by providing a rigorous 12-step process that database professionals at any level can use to systematically assess and adjust query performance, starting from the ...

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 ...

Query tuning is key to peak performance in SQL Server databases. However, lots of developers and DBAs constantly struggle to pinpoint the root cause of performance issues and spend way too much time ...

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.<BR><BR>It's a 4-way 450mhz Xeon(2mb cache) machine with 4gigs of ram. All ...

As I discussed in an earlier column, SQL Server keeps a plan cached for each query it sees (assuming the query requires planning in the first place, of course). That's great for speeding up processing ...

In a modern enterprise data environment, the increasing volume of data, distributed architecture, and complex application dependencies challenge traditional query-tuning methods. Observability ...

Data Access Shouldnʼt Require a Translator In most enterprises, data access still feels like a locked room with SQL as the ...