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 ...

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 ...

First, the QA’s overall usability has been enhanced. It’s easier to use, partly because more information is now readily available. For example, you no longer need to query for the current connection’s ...

A common SQL habit is to use SELECT * on a query, because it’s tedious to list all the columns you need. Plus, sometimes those columns may change over time, so why not just do things the easy way? But ...