> -----Original Message-----
> From: Tom Lane [mailto:tgl@sss.pgh.pa.us]
> Sent: 24 June 2005 14:27
> To: Mark Cave-Ayland (External)
> Cc: bwhite@frognet.net; teodor@sigaev.ru; oleg@sai.msu.su;
> pgsql-hackers@postgresql.org; 'PostGIS Development Discussion'
> Subject: Re: Fixing r-tree semantics
(cut)
> Well, I was proposing more or less that but with ^ because of
> the precedent of the two existing box_above/box_below
> operator names. However, I'm quite happy to adopt your names,
> since that's probably a more widely used precedent. Sold,
> unless there are objections.
>
> (BTW, it does look a bit odd that the "|" moves around in
> your names. But I don't dislike it enough to not follow the
> precedent.)
The thinking behind it was that the | represents the x-axis if you tilt you
head right 90 degrees. In effect, it would allow you to 'read' the operator
without having to go and look up what it does.
> > It would be harder for us to change these operators since they already
> > exist, but then again it would be useful from a maintenance point of
> > view to keep the strategy numbers and operators the same across both
> > implementations.
>
> Agreed, I'll use your strategy number assignments too.
Alright no problems.
Many thanks,
Mark.
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