The following lines contain the word 'select', 'insert', 'update' or 'delete':
Line: 50
SELECT 1
FROM po_requisition_headers H, po_requisition_lines L, po_req_distributions D
WHERE H.requisition_header_id = p_req_header_id
AND H.requisition_header_id = L.requisition_header_id (+)
AND L.requisition_line_id = D.requisition_line_id (+)
FOR UPDATE NOWAIT;