IF EXISTS (SELECT * FROM sys.objects WHERE object_id = OBJECT_ID(N'[dbo].[sp_DASChildrenGet]') AND type in (N'P', N'PC')) DROP PROCEDURE [dbo].[sp_DASChildrenGet] GO SET ANSI_NULLS ON GO SET QUOTED_IDENTIFIER ON GO IF NOT EXISTS (SELECT * FROM sys.objects WHERE object_id = OBJECT_ID(N'[dbo].[sp_DASChildrenGet]') AND type in (N'P', N'PC')) BEGIN EXEC dbo.sp_executesql @statement = N'CREATE PROCEDURE [dbo].[sp_DASChildrenGet] AS' END GO ALTER PROCEDURE [dbo].[sp_DASChildrenGet] @ParentSerialNumber nvarchar(50) = null AS BEGIN SET NOCOUNT ON; SELECT [SerialNumber] FROM [dbo].[DAS] where [ParentDAS] = @ParentSerialNumber END GO