1 DB_SNAP
  Syntax:  DB_SNAP[/qual] directory chan1 chan2 time mode [version]
  where:   qual       is PLOT|NOPLOT|PEDESTAL|NOPEDESTAL
           directory  is the full pathname (e.g. //DBFL/BGO/LED/AVG)
           chan1      is the first channel number
           chan2      is the last channel number
           time       is the time for which you want the data
                      (default = latest)
           mode       specifies the mode to plot (default is S)
                      U  plots the numbers as is
                      S  scales them by a reference entry
                         - you give the date/time
                      P  scales them by the previous entry
                      D  gives the difference between the previous entry
                      RD gives the difference between a reference entry
                         - you give the date/time
           version    is the FLUM database version or
                      specifies the detector part for the ECAL database

  Alias  for  `DATABASE   DB_SNAP'. See HELP DATABASE DB_SNAP  for more
  details.

