Query to find out info from PR to PO

select distinct u.description “Requestor”,
porh.segment1 as “Req Number”,
trunc(porh.Creation_Date) “Created On”,
pord.LAST_UPDATED_BY,
porh.Authorization_Status “Status”,
porh.Description “Description”,
poh.segment1 “PO Number”,
trunc(poh.Creation_date) “PO Creation Date”,
poh.AUTHORIZATION_STATUS “PO Status”,
trunc(poh.Approved_Date) “Approved Date”
from apps.po_headers_all poh,
apps.po_distributions_all pod,
apps.po_req_distributions_all pord,
apps.po_requisition_lines_all porl,
apps.po_requisition_headers_all porh,
apps.fnd_user u
where porh.requisition_header_id = porl.requisition_header_id
and porl.requisition_line_id = pord.requisition_line_id
and pord.distribution_id = pod.req_distribution_id(+)
and pod.po_header_id = poh.po_header_id(+)
and porh.created_by = u.user_id
order by 2