Re: compressed protocol

From: Michael Fuhr <mike(at)fuhr(dot)org>
To: zeljko <zeljko(at)holobit(dot)net>
Cc: pgsql-general(at)postgresql(dot)org
Subject: Re: compressed protocol
Date: 2006-09-15 15:52:04
Message-ID: 20060915155204.GA30536@winnie.fuhr.org
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On Fri, Sep 15, 2006 at 05:37:50PM +0200, zeljko wrote:
> But, when I try (via tunnel, explained above)
> psql -p 5400 -h localhost mydatabase
> it connects and works fine, but there's no compression.
> Query returns in cca 20 seconds, almost same (maybe 0.5 sec. different) as
> normal psql connection.Conclusion is that there's no compression of psql
> stream. Returned data is varchars and integers.

That's a tenuous conclusion; it assumes that the data transfer is
what's taking all the time. Query planning and execution and
client-side processing must also be taken into account. Using a
sniffer to observe the amount of data transferred would be a more
appropriate test.

--
Michael Fuhr

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