The following lines contain the word 'select', 'insert', 'update' or 'delete':
SELECT uom_code
INTO x_asn_uom_code
FROM mtl_units_of_measure
WHERE unit_of_measure = x_asn_unit_of_measure;
SELECT uom_code
INTO x_po_uom_code
FROM mtl_units_of_measure
WHERE unit_of_measure = (select nvl(poll.UNIT_MEAS_LOOKUP_CODE, pol.UNIT_MEAS_LOOKUP_CODE)
from po_line_locations_all poll,
po_lines_all pol
where poll.line_location_id = x_line_location_id and
poll.po_line_id = pol.po_line_id );