The following lines contain the word 'select', 'insert', 'update' or 'delete':
SELECT cn_modules_s.nextval
INTO X_module_id
FROM dual;
PROCEDURE select_columns ( X_event_id IN number,
X_event_name IN OUT varchar2) IS
BEGIN
SELECT name
INTO X_event_name
FROM cn_events
WHERE event_id = X_event_id;
END select_columns;
SELECT rr.schema, rr.application_type, rr.description,
rr.version, rr.status, rr.repository_id
INTO X_schema, X_application_type, X_description, X_version,
X_status, X_repository_id
FROM cn_repositories rr, cn_events re
WHERE rr.repository_id = re.application_repository_id
AND re.event_id = X_event_id;