Hello everyone,
Need help from SQL gurus :)
Please look at following query:
select prh_site, prh_part, prh_rcp_date, sum(prh_rcvd)
from pub.prh_hist p1
where p1.prh_rcp_date > sysdate - 30
group by p1.prh_site, p1.prh_part, prh_rcp_date
having p1.prh_rcp_date = (select max(p2.prh_rcp_date)...