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DS7/DSWeb/word/新协航_设计文档/数据库建表文档/20131120/许可证剩余数量视图—修改.sql

31 lines
998 B
MySQL

2 years ago
/****** Object: View [dbo].[vMsAppUsed] Script Date: 11/20/2013 10:35:28 ******/
IF EXISTS (SELECT * FROM sys.views WHERE object_id = OBJECT_ID(N'[dbo].[vMsAppUsed]'))
DROP VIEW [dbo].[vMsAppUsed]
GO
/****** Object: View [dbo].[vMsAppUsed] Script Date: 11/20/2013 10:35:28 ******/
SET ANSI_NULLS ON
GO
SET QUOTED_IDENTIFIER ON
GO
CREATE VIEW [dbo].[vMsAppUsed]
AS
select app_id,appweight,used,selected,
appweight-used-usedweight remain,
appweight-usedweight-used-selected 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
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 [weight] else 0 end selected ,
case cancellation when 1 then [weight] else 0 end used
from import_appstate) T1 group by T1.app_id)T2 on T2.app_id=ap.id)T3
GO