Re: InitPostgres and flatfiles question

From: Ron Mayer <rm_pg(at)cheapcomplexdevices(dot)com>
To: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
Subject: Re: InitPostgres and flatfiles question
Date: 2007-01-05 20:33:36
Message-ID: 459EB620.6050705@cheapcomplexdevices.com
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Tom Lane wrote:
> Bruce Momjian <bruce(at)momjian(dot)us> writes:
>> What value is allowing multiple queies via PQexec()
>
> The only argument I can think of is that it allows applications to be
> sloppy about parsing a SQL script into individual commands before they
> send it. (I think initdb may be guilty of exactly that BTW...) At the
> same time you could argue that such sloppiness is inherently a Bad Idea.

Doesn't it also avoid some network(?) overhead when you have
a large number of small inserts or updates?

I seem to recall a previous company where we had a major performance
by concatenating a bunch of updates with ";"s in between and sending
them to postgresql as a single command.

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