Merge pull request #572 from TechnologyEnhancedLearning/Develop/Fixes/TD-4343-Duplicate-rows-in-the-hub-UserUserGroup-table

TD-4343: Script to remove duplicate rows in UserUserGroup table

Author: ArunimaGeorge

WebAPI/LearningHub.Nhs.Database/LearningHub.Nhs.Database.sqlproj

@@ -522,6 +522,7 @@
     <Build Include="Stored Procedures\Resources\GetPopularDashboardResources.sql" />
     <Build Include="Stored Procedures\Resources\GetRatedDashboardResources.sql" />
     <Build Include="Stored Procedures\Resources\GetMyCertificatesDashboardResources.sql" />
+    <None Include="Scripts\Post-Deploy\Scripts\TD-4343_RemoveDuplicateUserGroup.sql" />
   </ItemGroup>
   <ItemGroup>
     <None Include="Scripts\Pre-Deploy\Scripts\Card5766_AuthorTableChanges.PreDeployment.sql" />

WebAPI/LearningHub.Nhs.Database/Scripts/Post-Deploy/Scripts/TD-4343_RemoveDuplicateUserGroup.sql

@@ -0,0 +1,9 @@
+WITH CTE AS (
+    SELECT
+        id,userid, usergroupid,
+        ROW_NUMBER() OVER (PARTITION BY userid, usergroupid ORDER BY id) AS rn
+    FROM
+        [hub].[UserUserGroup] where Deleted = 0
+)
+DELETE FROM CTE WHERE rn > 1;
+GO