KB4534148 - FIX: PolyBase query may hang if you cancel the query after it is started in SQL Server 2019

Applies to: SQL Server 2019 on WindowsSQL Server 2019 on Linux


Assume that you use SQL Server 2019 with PolyBase feature installed. If you cancel a PolyBase query after it is started, the query may hang.


Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section. 


This issue is fixed in thefollowing cumulative update for SQL Server:
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