The following lines contain the word 'select', 'insert', 'update' or 'delete':
SELECT count(*)
INTO x_dummy_count
FROM CHV_AUTHORIZATIONS
WHERE x_reference_id = reference_id
AND x_reference_type = reference_type
AND x_using_organization_id = using_organization_id
AND (x_authorization_code = authorization_code
OR x_authorization_sequence = authorization_sequence);