SQL Query Store is a new feature offered in SQL Server 2016 that allows DBAs to see which queries ran when, how often and with what performance results to optimize queries and query plan selection.

Microsoft has just added support for query hints to Azure SQL Database, giving database administrators a powerful tool to manage the performance of ISV application code. Here's how it works.

Joey on SQL Server A Deep Dive into SQL Server 2022's Query Performance Features, Part 1 An update to the cardinality estimator feature in SQL Server 2022 will be one of the biggest changes to the ...

The SQL Server query optimizer estimates the cost of running a query plan using the number of rows that will be processed, which is the cardinality for the query.

In SQL Server 2017, when the query optimizer encounters code with a multi-statement TVF, the query optimizer will pause optimization, execute the TVF subtree to get a very accurate cardinality ...

As I discussed in an earlier column, SQL Server keeps a plan cached for each query it sees (assuming the query requires planning in the first place, of course). That's great for speeding up processing ...

This Monday marks the global launch of SQLFlash, an AI-powered SQL optimization tool designed to help developers and database administrators tackle one of their biggest challenges: slow queries ...

If you want to speed up your SQL Server queries you need to know how your application and your users actually use your database.

In its first product release since acquiring Borland's CodeGear business, Embarcadero Technologies Inc. this week released a new tool set designed to help developers optimize SQL code in databases.

IDERA has released SQL Query Store Optimizer, a new tool in its portfolio of database monitoring tools to help database administrators (DBAs) manage and troubleshoot SQL Query Stores in SQL Server ...