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From: Bruce Momjian <pgman@candle.pha.pa.us>
To: Andreas Pflug <pgadmin@pse-consulting.de>
Cc: Tom Lane <tgl@sss.pgh.pa.us>
Cc: pgsql-hackers@postgresql.org
Subject: Re: Possible TODO item: copy to/from pipe
Date: Sat, 3 Jun 2006 20:12:05 -0400 (EDT)
Message-ID: <200606040012.k540C5V29587@candle.pha.pa.us> (raw)
In-Reply-To: <447DB844.6010507@pse-consulting.de>

Andreas Pflug wrote:
> Tom Lane wrote:
> > After re-reading what I just wrote to Andreas about how compression of
> > COPY data would be better done outside the backend than inside, it
> > struck me that we are missing a feature that's fairly common in Unix
> > programs.  Perhaps COPY ought to have the ability to pipe its output
> > to a shell command, or read input from a shell command.  Maybe something
> > like
> > 
> > 	COPY mytable TO '| gzip >/home/tgl/mytable.dump.gz';

For use case, consider this:

 	COPY mytable TO '| rsh x@y.com > test ';

so you can COPY to another server directly.

-- 
  Bruce Momjian   http://candle.pha.pa.us
  EnterpriseDB    http://www.enterprisedb.com

  + If your life is a hard drive, Christ can be your backup. +



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