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RE: st: Modify large data base without opening it


From   "Martin Weiss" <[email protected]>
To   <[email protected]>
Subject   RE: st: Modify large data base without opening it
Date   Wed, 24 Sep 2008 22:41:25 +0200

Am I the only one who needs quotation marks to make this work? Like

desc using "`c(sysdir_stata)'auto.dta"


HTH
Martin


-----Original Message-----
From: [email protected]
[mailto:[email protected]] On Behalf Of Austin Nichols
Sent: Wednesday, September 24, 2008 10:39 PM
To: [email protected]
Subject: Re: st: Modify large data base without opening it

Try e.g.

clear
desc using `c(sysdir_stata)'auto.dta
use in 1/10 using `c(sysdir_stata)'auto.dta
use price mpg using `c(sysdir_stata)'auto.dta


On Wed, Sep 24, 2008 at 4:18 PM, Jos� Luis Ch�vez Calva
<[email protected]> wrote:
> I'm working with a very large data base (1000m, 2000 vars) and my PC
> is taking too long to open it. I would like to know if there is a way
> or a specific command to drop some variables without actually opening
> the data base.

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