This update improves the performance for columnstore Dynamic Management Views (DMV) column_store_row_groups and dm_db_column_store_row_group_physical_stats in SQL Server 2016 or 2017. After you install this update, the DMV execution might take less time to complete, and less memory is used.


This fix is included in the following updates:

About cumulative updates for SQL Server:

Each new build for SQL Server contains all the hotfixes and all the security fixes that were included with the previous build. We recommend that you install the latest cumulative updates for SQL Server:

Latest cumulative update for SQL Server 2017

Latest cumulative update for SQL Server 2016


Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.


Learn about the terminology Microsoft uses to describe software updates.

Need more help?

Expand your skills
Explore Training
Get new features first
Join Microsoft Insiders

Was this information helpful?

What affected your experience?

Thank you for your feedback!