With this improvement, data sources ADLS Gen2, CDH 6.0+ and HDP 3.0+ data sources can be accessed by using Polybase external tables.
This improvement is included in the following cumulative update for SQL Server:
Each new cumulative update for SQL Server contains all the hotfixes and security fixes that were in the previous build. We recommend that you install the latest build for your version of SQL Server:
Learn about the terminology that Microsoft uses to describe software updates.