Multi-Dimensional Histograms

From: David Fetter <david(at)fetter(dot)org>
To: PG Hackers <pgsql-hackers(at)postgresql(dot)org>
Subject: Multi-Dimensional Histograms
Date: 2009-06-29 16:52:00
Views: Raw Message | Whole Thread | Download mbox | Resend email
Lists: pgsql-hackers


For things like PostGIS, which will want to index in 4 dimensions
(x, y, z, t), we might want to have multi-dimensional selectivity
histograms and some way to use same.

Anybody here qualified to check out this paper on the subject, please
speak up :)

David Fetter <david(at)fetter(dot)org>
Phone: +1 415 235 3778 AIM: dfetter666 Yahoo!: dfetter
Skype: davidfetter XMPP: david(dot)fetter(at)gmail(dot)com

Remember to vote!
Consider donating to Postgres:


Browse pgsql-hackers by date

  From Date Subject
Next Message Tom Lane 2009-06-29 16:55:26 Re: pre-proposal: permissions made easier
Previous Message Scara Maccai 2009-06-29 16:20:46 Re: Query progress indication - an implementation