Horton

Re: Boolean operators without commutators vs. ALL/ANY

Andrew Dunstan <andrew@dunslane.net>

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From: Andrew Dunstan <andrew@dunslane.net>
To: Robert Haas <robertmhaas@gmail.com>
Cc: Florian Pflug <fgp@phlo.org>, PG Hackers <pgsql-hackers@postgresql.org>
Date: 2011-06-13T14:19:33Z
Lists: pgsql-hackers 

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)