.BG M
.VE $Header: /usr3/s/current/s/data/.help/RCS/extract,v 1.2 83/12/30 23:08:40 rab Exp $
.FN extract
.TL
?extract: Extract Columns of Data from File
.CS
?extract(name, print, options)
.PP
.AG name
unquoted name of data file.  A file of the name `name.des'
must have been pre-defined, in the manner described for
utility `extract'.
.AG print
logical, should names of extracted datasets be printed
as they are placed on database? Default TRUE.
.AG options
any further options to the `restore' function, e.g., pos=.
.SH EFFECT
Columns of the file `name' are read
and assigned in a database.  The descriptor file determines
the names of the datasets created.
.EX
?extract(mydata,print=T)  # extract from file mydata
  # based on descriptor file mydata.des
  # print names of extracted datasets as they are
  # placed on the work file
.SH SEE ALSO
`extract' for a description of how to construct the descriptor file.
.KW data management
.KW utilities
.KW file
.WR
