How can understanding wait statistics improve query performance in SQL Server? Understanding wait statistics allows the data professional to tune individual queries or, if necessary, to tune ...

There's a very handy new tool from Microsoft called the Database Experimentation Assistant (DEA). The DEA makes it very easy to conduct A/B testing for SQL Server upgrades, providing quantitative ...

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

Redgate is launching upgrades to its SQL Server performance monitoring tool, strengthening its query tuning and optimization functions to facilitate enhanced query identification, optimization ...

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 ...

Automatic tuning assisted by artificial intelligence will be enabled by default for the Azure SQL Database service starting early next year.