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From: mao@postgres.Berkeley.EDU (Mike Olson)
Subject: Re: postquel function definition
To: postgres@postgres.berkeley.edu
In-Reply-To: Your message of "Thu, 25 Jul 91 11:14:38 PST."
             <9107251809.AA00958@dpi.inpe.br> 
Date: Thu, 25 Jul 91 11:25:27 PDT

>         What's wrong with my first postquel function:
> Go
> * define postquel function ILExist (int2, abstime, ...
>         InfoLayer.category=$1   and
>         InfoLayer.inittime=$2   and
> 	...

postquel functions take exactly one parameter of type RELATION, and the
$x notation for parameters is entirely unsupported.  we have high hopes
of making these two restrictions vanish in the near future.  stay close
to your computer for details as they become available.

					mike olson
					postgres research group
					uc berkeley
					mao@postgres.berkeley.edu