BEGIN TRANSACTION
SET QUOTED_IDENTIFIER ON
SET ARITHABORT ON
SET NUMERIC_ROUNDABORT OFF
SET CONCAT_NULL_YIELDS_NULL ON
SET ANSI_NULLS ON
SET ANSI_PADDING ON
SET ANSI_WARNINGS ON
COMMIT
BEGIN TRANSACTION
GO
ALTER TABLE dbo.Import_approval ADD
	JustWriteoffs numeric(18, 6) NULL,
	REMARK varchar(200) null
GO
ALTER TABLE dbo.Import_approval SET (LOCK_ESCALATION = TABLE)
GO
COMMIT

update Import_approval set JustWriteoffs=0

IF  EXISTS (SELECT * FROM sys.views WHERE object_id = OBJECT_ID(N'[dbo].[vMsAppUsed]'))
DROP VIEW [dbo].[vMsAppUsed]
GO

SET ANSI_NULLS ON
GO

SET QUOTED_IDENTIFIER ON
GO



CREATE VIEW [dbo].[vMsAppUsed]
AS
select app_id,appweight,used,selected,
appweight-used-usedweight-justwriteoffs remain, 
appweight-usedweight-used-selected-justwriteoffs canbeused
from (select ap.id app_id,ap.[weight] as appweight,ap.usedweight,
case when selected is null then 0 else selected end selected,
case when used is null then 0 else used end used,
case when justwriteoffs is null then 0 else justwriteoffs end justwriteoffs
from import_approval ap
left join 
 (select T1.app_id,sum(T1.selected) selected,sum(T1.used) used from
 (select app_id,
 case cancellation when 0 then convert(numeric(18,6),[weight]) else 0.000000 end selected ,
 case cancellation when 1 then convert(numeric(18,6),[weight]) else 0.000000 end used 
 from import_appstate) T1 group by T1.app_id)T2 on T2.app_id=ap.id)T3
            

GO