Add bounds for unspecified key columns.
Add bounds for unspecified key columns.

amaliujia/CMUDB-peloton,ranxian/peloton,ranxian/peloton,amaliujia/CMUDB-peloton,amaliujia/CMUDB-peloton,ranxian/peloton,amaliujia/CMUDB-peloton,ranxian/peloton,amaliujia/CMUDB-peloton,amaliujia/CMUDB-peloton,amaliujia/CMUDB-peloton,ranxian/peloton,ranxian/peloton