CREATE PROCEDURE [dbo].[Organization_UpdateStorage] @Id UNIQUEIDENTIFIER AS BEGIN SET NOCOUNT ON DECLARE @Storage BIGINT CREATE TABLE #OrgStorageUpdateTemp ( [Id] UNIQUEIDENTIFIER NOT NULL, [Attachments] VARCHAR(MAX) NULL ) INSERT INTO #OrgStorageUpdateTemp SELECT [Id], [Attachments] FROM [dbo].[Cipher] WHERE [UserId] IS NULL AND [OrganizationId] = @Id ;WITH [CTE] AS ( SELECT [Id], ( SELECT SUM(CAST(JSON_VALUE(value,'$.Size') AS BIGINT)) FROM OPENJSON([Attachments]) ) [Size] FROM #OrgStorageUpdateTemp ) SELECT @Storage = SUM([Size]) FROM [CTE] DROP TABLE #OrgStorageUpdateTemp UPDATE [dbo].[Organization] SET [Storage] = @Storage, [RevisionDate] = GETUTCDATE() WHERE [Id] = @Id END