Assume that you use Microsoft SQL Server 2016. When you query against sys.dm_db_partition_stats Dynamic Management View (DMV) on a database that contains large numbers of columnstore partitions, the query might take a long time to complete.
This issue is fixed in the following cumulative updates for SQL Server:
Each new cumulative update for SQL Server contains all the hotfixes and all the security fixes that were included with the previous cumulative update. Check out the latest cumulative updates for SQL Server:
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.
Learn about the terminologythat Microsoft uses to describe software updates.