Remove redundant OrganizationId column; remove private read method used by bulk insert

util/Migrator/DbScripts/2025-12-30_01_Collection_CreateDefaultCollections.sql

@@ -0,0 +1,94 @@
+CREATE OR ALTER PROCEDURE [dbo].[Collection_CreateDefaultCollections]
+    @OrganizationId UNIQUEIDENTIFIER,
+    @DefaultCollectionName VARCHAR(MAX),
+    @OrganizationUserIdsJson NVARCHAR(MAX)
+AS
+BEGIN
+    SET NOCOUNT ON
+
+    -- Parse JSON once into table variable with pre-generated collection IDs
+    DECLARE @OrganizationUserIds TABLE
+    (
+        [OrganizationUserId] UNIQUEIDENTIFIER,
+        [CollectionId] UNIQUEIDENTIFIER
+    );
+
+    INSERT INTO @OrganizationUserIds
+    (
+        [OrganizationUserId],
+        [CollectionId]
+    )
+    SELECT
+        CAST([value] AS UNIQUEIDENTIFIER),
+        NEWID()
+    FROM
+        OPENJSON(@OrganizationUserIdsJson);
+
+    BEGIN TRANSACTION;
+
+    BEGIN TRY
+        -- Insert semaphore entries first to obtain the "lock"
+        -- If this fails due to duplicate key, the entire transaction will be rolled back
+        INSERT INTO [dbo].[DefaultCollectionSemaphore]
+        (
+            [OrganizationUserId],
+            [CreationDate]
+        )
+        SELECT
+            ou.[OrganizationUserId],
+            GETUTCDATE()
+        FROM
+            @OrganizationUserIds ou;
+
+        -- Insert collections for users who obtained semaphore entries
+        INSERT INTO [dbo].[Collection]
+        (
+            [Id],
+            [OrganizationId],
+            [Name],
+            [CreationDate],
+            [RevisionDate],
+            [Type],
+            [ExternalId],
+            [DefaultUserCollectionEmail]
+        )
+        SELECT
+            ou.[CollectionId],
+            @OrganizationId,
+            @DefaultCollectionName,
+            GETUTCDATE(),
+            GETUTCDATE(),
+            1, -- CollectionType.DefaultUserCollection
+            NULL,
+            NULL
+        FROM
+            @OrganizationUserIds ou;
+
+        -- Insert collection user mappings
+        INSERT INTO [dbo].[CollectionUser]
+        (
+            [CollectionId],
+            [OrganizationUserId],
+            [ReadOnly],
+            [HidePasswords],
+            [Manage]
+        )
+        SELECT
+            ou.[CollectionId],
+            ou.[OrganizationUserId],
+            0, -- ReadOnly = false
+            0, -- HidePasswords = false
+            1  -- Manage = true
+        FROM
+            @OrganizationUserIds ou;
+
+        COMMIT TRANSACTION;
+    END TRY
+    BEGIN CATCH
+        IF @@TRANCOUNT > 0
+            ROLLBACK TRANSACTION;
+
+        THROW;
+    END CATCH
+END
+GO