Date: Thu, 15 Mar 2001 13:55:56 -0800
Reply-To: RAHUL CHAHAL <rahulchahal@YAHOO.COM>
Sender: "SAS(r) Discussion" <SAS-L@LISTSERV.UGA.EDU>
From: RAHUL CHAHAL <rahulchahal@YAHOO.COM>
Subject: Re: dups
Content-Type: text/plain; charset=us-ascii
I do understand how nodupkey and noduprec work.
Specifically I want to know how can one find what is
different between the records.
--- "Fehd, Ronald J." <email@example.com> wrote:
> > From: Rahul Chahal [mailto:rahulchahal@YAHOO.COM]
> > I have records which when I look at them look like
> they are
> > duplicate but
> > when I sort with "noduprec" option it does not
> delete them.
> > Is it possible
> > to easily find what is different among the
> you're going to have to RTFM on the sort options
> NoDupRec: checks for and eliminates duplicate
> ... compare(s) all variable values for each
> observations ...
> note specifically: _all_ variable values
> so if what you see as 'duplicates' are not being
> then they aren't duplicates!
> now if you were to use the option:
> NoDupKey: checks for and eliminates observations
> with duplicate BY values
> then you can be sure that the observations with the
> duplicate _keys_ would
> be dropped.
> Ron Fehd the macro maven CDC Atlanta GA USA
> OpSys: WinNT Ver: 8.1
> ---> cheerful provider of SAS manual trivia !*! <---
> remember perspective: the error is not always where
> it seems to occur! --
Shilpa R. Chahal. MD, PhD.
Tulane University, Dept of Neurology.
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