The following lines contain the word 'select', 'insert', 'update' or 'delete':
SELECT unit_cost
FROM gmd_lcf_external_cost
WHERE inventory_item_id = p_item_id
AND lab_organization_id = p_organization_id
AND cost_organization_id = p_cost_orgn_id
AND NVL(lot_number, '-1') = NVL(p_lot_no, '-1')
AND NVL(quantity, -1) = NVL(p_qty, -1)
AND NVL(uom, '-1') = NVL(p_uom, '-1')
AND p_cost_date BETWEEN from_date AND to_date;