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Hi
Pl consider the following scenario, I am applying for leave from 01/03/2012 to 01/04/2012 (i.e from jan 1st to jan 4th 4 days) Now after applying leave i am again applying for leave on 01/02/2012 to 01/03/2012 (2nd jan to 3rd jan) now I should not allow to apply leave within this period as I have taken leave during this period
how to do it pl help

Posted 22-Jan-12 19:07pm

Shashwath7

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RDBurmon · Answer 1 · 2012-01-22T19:34:00

Hope this helps

SQL

DECLARE @LeaveMaster AS  TABLE
(EmpId Bigint , StartUTC DateTime , EndUtc Datetime )
Declare @LeaveBegin AS Datetime
DEclare @LeaveEnd AS Datetime
DECLARE  @EmpId AS Bigint

SET @LeaveBegin ='01/02/2012'
SET @LeaveEnd ='01/03/2012'
SET @EmpId=1

INSERT INTO @LeaveMaster
SELECT 1,'01/02/2012' , '01/04/2012'


IF NOT EXISTS (SELECT * FROM @LeaveMaster L
WHERE
        (
               ( convert(varchar(50),@LeaveBegin,121)<= L.StartUTC   and convert(varchar(50),@LeaveEnd,121) > =L.EndUtc)
             or( convert(varchar(50),@LeaveBegin,121) between L.StartUTC and L.EndUtc)
             or( convert(varchar(50),@LeaveEnd,121)between L.StartUTC and L.EndUtc)
        ))
 INSERT INTO @LeaveMaster SELECT @EmpId,@LeaveBegin,@LeaveEnd


SELECT * FROM @LeaveMaster