Symptoms

You have a Master Data Services (MDS) model that contains a large amount of data (such as millions of records) in Microsoft SQL Server 2014. When you run the MDS stored procedure [mdm].[udpVersionCopy] to make a version copy of the model, slow performance of the stored procedure may cause the procedure to run for hours.

Resolution

This problem was first fixed in the following cumulative update for SQL Server:

Cumulative Update 1 for SQL Server 2014 Service Pack 1

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:

SQL Server 2014 build versions

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.

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