Re: Boolean operators without commutators vs. ALL/ANY

From: Andrew Dunstan <andrew(at)dunslane(dot)net>
To: Robert Haas <robertmhaas(at)gmail(dot)com>
Cc: Florian Pflug <fgp(at)phlo(dot)org>, PG Hackers <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: Boolean operators without commutators vs. ALL/ANY
Date: 2011-06-13 14:19:33
Message-ID: 4DF61C75.30204@dunslane.net
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On 06/13/2011 10:07 AM, Robert Haas wrote:
> Some languages use =~ and some use just ~... I was just
> wondering if anyone thought the commutator of =~ was ~=...

My feeling is it's a bit dangerous. It's too easy to fat-finger the
reverse op, and get something quite unintended.

cheers

andrew (whose lack of coordination sadly increases with age)

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