Symptoms
The Change Data Capture functionfn_cdc_get_net_changes_capture_instance incorrectly returns delete and update operation rows for an update operation in SQL Server 2014 or 2016. Note The expected behavior is that it should only return update operation rows for the update operation.
Resolution
This problem is fixed in the following cumulative updates for SQL Server:
Cumulative Update 2 for SQL Server 2014 Service Pack 2
Cumulative Update 8 for SQL Server 2014 Service Pack 1 Cumulative Update 2 for SQL Server 2016
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:
Status
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.
References
Learn about the terminology Microsoft uses to describe software updates.