aggregate functions - SQL Group By where no row has value -
what best way write query:
select id table "no row id has created date > '1/1/2012'" group id
in summary, want see grouped id's every row has created date > '1/1/2012'
use having
clause , @ maximum created date:
select id table group id having max(createddate) <= '2012-01-01'
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