Return value at max date for a particular id

Question

Here\'s my sql server table

ID       Date       Value 
___      ____       _____
3241     9/17/12    5
3241     9/16/12    100
3241     9/15/12    20
4355           


        

Answer 1

You can use the following:

select t1.id, t2.mxdate, t1.value
from yourtable t1
inner join
(
  select max(date) mxdate, id
  from yourtable
  group by id
) t2
  on t1.id = t2.id
  and t1.date = t2.mxdate

See Demo