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Re: Possible TODO item: copy to/from pipe
- From: Alvaro Herrera <alvherre(at)commandprompt(dot)com>
- To: Andrew Dunstan <andrew(at)dunslane(dot)net>
- Cc: David Fetter <david(at)fetter(dot)org>, Andreas Pflug <pgadmin(at)pse-consulting(dot)de>, Chris Browne <cbbrowne(at)acm(dot)org>, pgsql-hackers(at)postgresql(dot)org
- Subject: Re: Possible TODO item: copy to/from pipe
- Date: Wed, 31 May 2006 15:58:12 -0400
Andrew Dunstan wrote: > David Fetter wrote: > >As with "in-place upgrades,"[1] the compelling use case is being short > >on disk space. For somebody with a multi-TB (or whatever figure > >sounds big this week) PostgreSQL database, it may be impossible to get > >space for twice or more that. Giving people the option to stream > >COPYs through a pipe would alleviate a lot of pain. > > But why is that hugely better than piping psql output to gzip? psql output has already travelled over the network. -- Alvaro Herrera http://www.CommandPrompt.com/ The PostgreSQL Company - Command Prompt, Inc.
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