The following lines contain the word 'select', 'insert', 'update' or 'delete':
SELECT segment1
INTO disposition
FROM PO_HEADERS_ALL
WHERE po_header_id = X_disposition_id;
SELECT segment1
INTO disposition
FROM PO_REQUISITION_HEADERS_ALL
WHERE requisition_header_id = X_disposition_id;
SELECT shipment_num
INTO disposition
FROM RCV_SHIPMENT_HEADERS
WHERE shipment_header_id = X_disposition_id;
SELECT wip_entity_name
INTO disposition
FROM WIP_ENTITIES
WHERE wip_entity_id = X_disposition_id
AND organization_id = X_organization_id;