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Re: BUG #1532: typecast problem between arrays of an int8 derived datatype and varchar[]

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Joe Conway <mail(at)joeconway(dot)com>
Cc: Ezequiel Tolnay <mail(at)etolnay(dot)com(dot)ar>, pgsql-bugs(at)postgresql(dot)org
Subject: Re: BUG #1532: typecast problem between arrays of an int8 derived datatype and varchar[]
Date: 2005-03-24 22:40:23
Message-ID: 8929.1111704023@sss.pgh.pa.us (view raw or flat)
Thread:
Lists: pgsql-bugs
Joe Conway <mail(at)joeconway(dot)com> writes:
> I have thought before that we were overloading fn_extra a bit too much. 
> Is there any merit in having more than one "extra" member in FmgrInfo 
> going forward?

Not sure what --- how would you decide which to use, and what stops
there being a conflict on one of them anyway?

The basic rule is that "fn_extra belongs to the called function", and
array_map was definitely breaking that rule.  So I don't think this bug
is a symptom of a system-wide issue.

			regards, tom lane

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