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Re: Inefficient bytea escaping?

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Andreas Pflug <pgadmin(at)pse-consulting(dot)de>
Cc: PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: Inefficient bytea escaping?
Date: 2006-05-25 18:46:37
Message-ID: 14749.1148582797@sss.pgh.pa.us (view raw or flat)
Thread:
Lists: pgsql-hackers
Andreas Pflug <pgadmin(at)pse-consulting(dot)de> writes:
> Tom Lane wrote:
>> Looking at CopySendData, I wonder whether any traction could be gained
>> by trying not to call fwrite() once per character.  I'm not sure how
>> much per-call overhead there is in that function.  We've done a lot of
>> work trying to optimize the COPY IN path since 8.0, but nothing much
>> on COPY OUT ...

> Hm, I'll see whether I can manage to check CVS head too, and see what's 
> happening, not a production alternative though.

OK, make sure you get the copy.c version I just committed ...

			regards, tom lane

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