On Thu, Aug 19, 2010 at 12:12:12PM -0500, Kevin Grittner wrote: > David Fetter <da...@fetter.org> wrote: > > > Median may be useful, but we pretty much can't just call it > > "median." Instead, we need to call it something like "left_median" > > or "arithmetic_median." > > I think it would be reasonable, and perhaps preferable, to use just > "median" for the semantics described in most dictionaries -- for > example, this: > > http://www.merriam-webster.com/dictionary/median > > If you do a google search for "median" and poke around, you'll find > many places where this is the only definition mentioned; the others > seem to be rather infrequently used. Why not make the commone usage > convenient?
The reason not to is the same reason that MEDIAN doesn't appear in the SQL standard, namely that what's common in one field is wrong in another. Cheers, David. -- David Fetter <da...@fetter.org> http://fetter.org/ Phone: +1 415 235 3778 AIM: dfetter666 Yahoo!: dfetter Skype: davidfetter XMPP: david.fet...@gmail.com iCal: webcal://www.tripit.com/feed/ical/people/david74/tripit.ics Remember to vote! Consider donating to Postgres: http://www.postgresql.org/about/donate -- Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers