Re: [HACKERS] Associative Operators? (Was: Re: [NOVICE] Out of frying pan, into fire)

From: Clark Evans <clark(dot)evans(at)manhattanproject(dot)com>
To: Bruce Momjian <maillist(at)candle(dot)pha(dot)pa(dot)us>
Cc: hackers(at)postgreSQL(dot)org
Subject: Re: [HACKERS] Associative Operators? (Was: Re: [NOVICE] Out of frying pan, into fire)
Date: 1999-03-16 22:34:57
Message-ID: 36EEDC91.39A140DD@manhattanproject.com
Views: Raw Message | Whole Thread | Download mbox | Resend email
Thread:
Lists: pgsql-hackers

Bruce Momjian wrote:
>
> My guess is that we should auto-left-associate functions like || if no
> parens are present. It would be a small change to the parser.

I was trying to describe a more general solution,
where the operator is marked if it is associative
when it is created. This would allow the same
mechanism to be used for user defined types.

:) Clark

In response to

Browse pgsql-hackers by date

  From Date Subject
Next Message D'Arcy J.M. Cain 1999-03-16 22:36:58 Re: [HACKERS] Associative Operators? (Was: Re: [NOVICE] Out of frying pan, into fire)
Previous Message Bruce Momjian 1999-03-16 22:33:40 Re: [HACKERS] Re: postmaster dies (was Re: Very disappointing performance)