Re: How to use PQfn() in libpq library?

From: Alvaro Herrera <alvherre(at)commandprompt(dot)com>
To: Bruce YUAN <suanic(at)gmail(dot)com>
Cc: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, pgsql-general(at)postgresql(dot)org
Subject: Re: How to use PQfn() in libpq library?
Date: 2009-06-19 17:07:56
Message-ID: 20090619170756.GI5102@alvh.no-ip.org
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Bruce YUAN escribió:
> Hi Tom,
>
> Which interface will replace this? And where can get it's reference?

Try reading beyond the comma in the quoted paragraph:

> > This interface is somewhat obsolete, as one can achieve similar
> > performance and greater functionality by setting up a prepared
> > statement to define the function call. Then, executing the statement
> > with binary transmission of parameters and results substitutes for a
> > fast-path function call.

--
Alvaro Herrera http://www.CommandPrompt.com/
PostgreSQL Replication, Consulting, Custom Development, 24x7 support

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