Got a situation to solve using DATETIME function

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Given a date (say 30-Jan- 2000), I need to find the first and last date of that year, then the first and last date of the month, and the first and last date of that week. How do i do this?

Posted 1-Oct-12 1:48am

bolshie6

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Abhijit Parab · Accepted Answer · 2012-10-01T02:04:00

Hi For Start and end of the year

SQL

select dateadd(d,-datepart(dy,getdate())+1,getdate()) as yearstart,
dateadd(d,-datepart(d,getdate()),dateadd(m,13-datepart(m,getdate()),getdate())) as yearend

For Start and end of the month

SQL

select dateadd(day,-(day('2012-10-01')-1),'2012-10-01')
select dateadd(day,-1,dateadd(month,1,dateadd(day,-(day('2012-10-01')-1),'2012-10-01')))

For first day nad last day of week

SQL

select DATEADD(DAY, 1- DATEPART(DW, '2012-10-12'), '2012-10-12')
SELECT  DATEADD(DAY, 7- DATEPART(DW, '2012-10-12'), '2012-10-12')