SqlDataSource - WHERE clause is incorrectly generated for a NULL parameter value

DevExpress Support Team

created a year ago

Steps to reproduce:

Create SelectQuery with a filter expression.
Pass NULL as the current parameter value.

Expected results:

SQL
select "Customers"."CustomerID","Customers"."Region" from "dbo"."Customers" "Customers"
where ("Customers"."Region" IS NULL)

Current results:

SQL
select "Customers"."CustomerID","Customers"."Region" from "dbo"."Customers" "Customers"
where ("Customers"."Region" = NULL)

Additional information:

Affects both single-value and multi-value report parameters.

Answers approved by DevExpress Support

DevExpress Support Team

created 9 months ago

We have addressed the issue described in this ticket and will include a fix in our next maintenance update. Should you need to apply our fix prior to official release, you can request a hotfix here.

Important Notes:

Hotfixes may be unavailable for Early Access/Beta builds or updates set for release within a week.
.NET only: in the NuGet Package Manager, use your personal NuGet feed and check the "Include prerelease" option to view the hotfix package in the "Updates" tab.

Created: May 20, 2024 2:27 PM

Modified: July 8, 2024 9:07 AM

Platform: Angular ASP.NET Web Forms ASP.NET MVC ASP.NET Core Blazor WinForms Reporting WPF

Product: Reporting for ASP.NET Core Reporting for Web Forms Reporting for MVC Reporting for Angular Reporting for WPF Reporting for Blazor Reporting for WinForms

Framework / Specific: .NET Core

Build: 23.2.4

Operating System: Windows 10

IDE: Microsoft Visual Studio 2022

Reproduced: True

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