The following lines contain the word 'select', 'insert', 'update' or 'delete':
SELECT cn_objects_s.nextval
INTO X_table_id
FROM dual;
PROCEDURE select_columns (X_table_level IN OUT varchar2,
X_table_level_name IN OUT varchar2) IS
BEGIN
SELECT meaning
INTO X_table_level_name
FROM cn_lookups
WHERE lookup_code = X_table_level
AND lookup_type = 'TABLE_LEVEL';
END select_columns;