Assume that you have installed the Cumulative Update 6 for Microsoft SQL Server 2014 Service Pack 1 (SP1) or you are using Microsoft SQL Server 2016. When you run a query that contains a CHANGETABLE function, it may use much more CPU than before.
Service pack information
Cumulative update information
The issue was fixed in the following cumulative update of 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. We recommend that you download and install the latest cumulative updates for SQL Server:
Learn about the terminology that Microsoft uses to describe software updates.