#h cid sid cname
10	1	pascal
11	2	numanal
12	1	os
12	2	os
# - COMMENTS:
#  | dbsort -n cid
#  | dbsort -n cid
# TEST/dbjoin_unsorted.in-2 COMMENTS:
#  | dbsort -n cid
# joined comments:
#  | dbjoin - TEST/dbjoin_unsorted.in-2 -n cid