Re: Question about GetAttributeByNum(Name) ExecQual.c

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Zdenek Kotala <Zdenek(dot)Kotala(at)Sun(dot)COM>
Cc: PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: Question about GetAttributeByNum(Name) ExecQual.c
Date: 2008-10-30 12:52:09
Message-ID: 9586.1225371129@sss.pgh.pa.us
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Zdenek Kotala <Zdenek(dot)Kotala(at)Sun(dot)COM> writes:
> Does it mean that these function are every time called with heap tuple or
> untoasted row type (composite data type)? What is purpose of these function.

Legacy support for third-party modules. They're really pretty much
deprecated but I don't foresee removing them.

regards, tom lane

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