Re: targetlist functions part 1 (was [HACKERS] targetlist

Peter Eisentraut wrote:
> Since we have set functions in the FROM list, what do set functions in the
> target list give us?
>

The full discussion is a bit long, but it starts here:
   http://archives.postgresql.org/pgsql-hackers/2002-12/msg00461.php
and picks up again here:
   http://archives.postgresql.org/pgsql-patches/2002-12/msg00166.php

The short answer is we need a way to allow a "table function" to fire
multiple times given one or more columns from a table as input.

Joe