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 ...

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 ...

Indexes typically improve performance, however if all the columns required by a query are not on the index, some data is obtained from the underlying table via a key lookup. When a ‘large’ amount of ...

SQL Server performance tuning is a complex topic due to how layered it is. While performance problems can often be traced back to data storage issues, the performance tuning process is a "holistic ...

Data developers are still learning about all the new goodies that arrived with SQL Server 2022, which is chock full of new features and enhancements such as ledger for blockchain security. Microsoft ...