Use EnVisage

if exists (select 1 from sys.views where name like 'VW_Holiday')
BEGIN
	DROP VIEW VW_Holiday
END
GO

if exists (select 1 from sys.views where name like 'VW_HolidayGroupItems')
BEGIN
	DROP VIEW VW_HolidayGroupItems
END
GO

CREATE VIEW VW_HolidayGroupItems AS
SELECT ROW_NUMBER () 
    OVER (PARTITION BY HolidayGroupId ORDER BY EffectiveChangeDate) AS RN, *
FROM Holiday
GO


CREATE VIEW VW_Holiday AS
SELECT A.Id, A.Name, A.WorkingDays, A.HolidayGroupId, A.EffectiveChangeDate, A.CreatedAt,
	A.Options, A.StartDate, A.EndDate, A.CompanyImpact, A.IsInclude, DATEADD(DAY, -1, B.EffectiveChangeDate) AS ValidTo FROM VW_HolidayGroupItems A
LEFT JOIN VW_HolidayGroupItems B ON ((B.HolidayGroupId = A.HolidayGroupId) AND (B.RN = A.RN + 1))
GO