This is a repro package to demonstrate how to upgrade a database compatibility level using Query Tuning Assistant. This feature is using telemtry from the Query Store feature we launched with Azure ...

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 ...

Who this book is for This book is for SQL Server developers who are struggling with slow query execution, database administrators who are tasked with troubleshooting slow application performance, and ...

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.