FIX: DTC transaction scenario reports unsupported transaction error when HkTempdb transaction is used in SQL Server 2019

Applies to: SQL Server 2019 on LinuxSQL Server 2019 on Windows


Assumethat you use Distributed Transaction Coordinator (DTC) transactions in SQL Server 2019 with Tempdb Memory-OptimizedMetadata mode enabled. In some scenarios, DTC transactions involving tempdbmetadata-related operations could fail internally, with an error related totransactions on memory-optimized tables not being supported in DTC scenarios.However, since DTC transactions are actually supported with memory-optimizedtempdb system tables, this update fixes the issue by avoiding raising the errormessage.


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 the following cumulative update for SQL Server:
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