KB5000649 - FIX: Wrong results due to undetected concatenation parameters from scalar expression

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SQL Server 2019 on Windows SQL Server 2019 on Linux SQL Server 2017 on Windows SQL Server 2017 on Linux SQL Server 2016 Service Pack 2 SQL Server 2016 Enterprise Core - duplicate (do not use) SQL Server 2016 Enterprise - duplicate (do not use) SQL Server 2016 Standard - duplicate (do not use) SQL Server 2016 Developer - duplicate (do not use) More...Less

Symptoms

Assume that you run concatenation operation in Microsoft SQL Server. You may get an unexpected result when the concatenation references the output of a scalar expression.

Status

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

Resolution

This issue is fixed in the following cumulative updates 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: