#fsdb -F S first last first_last
John  Heidemann  John_Heidemann
Greg  Johnson  Greg_Johnson
Root  -  Root_
# this is a simple database
#  | /home/johnh/BIN/DB/dbcol fullname
#  | dbcolrename fullname first_last
#  | /home/johnh/BIN/DB/dbcolsplit -C _ first_last
#  | /home/johnh/BIN/DB/dbcol first last
#   | dbcolmerge -C _ first last
