Symptoms
Assume that you have a Clustered Columnstore Index (CCI) on the table in SQL Server 2019. When you use ObjectPropertyEx Cardinality property to get the total row count for the table, you notice that the output does not include the rows in the delta store and the rows in the deleted bitmap.
Status
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.
Resolution
This issue is fixed in the following cumulative update for SQL Server:
About 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:
References
Learn about the terminology that Microsoft uses to describe software updates.