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 ...

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 ...

Redgate, the Database DevOps solutions provider, is launching upgrades to its SQL Server performance monitoring tool, strengthening its query tuning and optimization functions to facilitate enhanced ...

As I described here, Power BI can send SQL queries in parallel in DirectQuery mode and you can see from the Timeline column there is some parallelism happening here – the last two SQL queries ...

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.

The riders in the Tour de France are probably the most monitored athletes in the world. In preparation for the race, every ounce of food a rider consumes is specially formulated to give him maximum ...

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?

(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 ...