Re: the last instance of a record

["rick baird" <rick.baird@xxxxxxxxx>]

Glenn,

RPG was certainly an option, but wasn't necessary.  The copy with
*updadd worked just dandy.

Thanks,

On 3/20/06, Glenn Gundermann <ggundermann@xxxxxx> wrote:
> Rick,
>
> You don't mention if rpg is an option or not.
> If it is, you could do the following:
>
> I'm assuming that duplicate keys are in rrn order.
> The f-spec would specify to open the file in key sequence.
>
> read file-name;
> dow not %eof(file-name);
>  setgt key-field(s) file-name;
>  readpe key-fields(s) file-name;
>  // logic goes here to do whatever you want with the found record
>  read file-name;
> enddo;
>
>
> Glenn Gundermann
>
>
> rick baird writes:
>
> > I've got a file with 2 or 3 years worth of history in it.  the key
> > fields are not unique, so duplicates abound.
> >
> > I want to extract the last instance (by rrn) of each key value.
> >
> > will this work?
> >
> > copy the file (by rrn) to a sequencial file (this ?might? not be necessary?)
> >
> > create an empty duplicate file with unique keyword specified.
> >
> > cpyf to the empty file using *UPDADD
> >
> > sound kosher?
> --
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