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Re: st: RE: Reading and Merging Multiple DBF files


From   TA Stat <tastat@gmail.com>
To   statalist@hsphsun2.harvard.edu
Subject   Re: st: RE: Reading and Merging Multiple DBF files
Date   Sun, 22 Feb 2009 22:51:38 +0700

I found one.

Thanks
Pete

On Sun, Feb 22, 2009 at 10:13 PM, Joseph Coveney <jcoveney@bigplanet.com> wrote:
> TA Stat  wrote:
>
> How can I read and combine, in Stata, multiple DBF files with the same
> variables all in once.
>
> --------------------------------------------------------------------------------
>
> Your post's title said "merging", but by "combine" I assume that you want to
> append them (UNION ALL in SQL).
>
> If you're working in Windows, then you could use ODBC to read the dBase files
> into Stata and append them.  It would look something like the do-file below.
> For the example, I had set up a user DSN via Windows Control Panel to read dBase
> IV files and named the DSN "dBase IV".  (StataCorp's website has details on how
> to set up DSNs, I believe.)  The do-file below combines three dBase IV files
> named First.dbf, Second.dbf and Third.dbf.
>
> If you're going to be doing this type of task a lot, then look into licensing
> Stat/Transfer ( www.stattransfer.com ).  It will pay for itself in convenience
> and time saved.
>
> Joseph Coveney
>
> clear *
> set more off
> tempfile tmpfil0
> odbc load, table(First) dsn("dbase IV")
> save "`tmpfil0'"
> foreach dbf in second third {
>    odbc load, table(`dbf') clear
>    append using "`tmpfil0'"
>    save `tmpfil0', replace
> }
> erase "`tmpfil0'"
> quietly compress
> save AppendedDBFs
> exit
>
>
>
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