On Thu, Nov 19, 2009 at 10:43:57AM -0500, Ray Stell wrote:
> Is there a doc that covers planning disk storage of indices?
http://www.postgresql.org/docs/8.4/interactive/storage-page-layout.html#FTN.AEN82952
53.5. Database Page Layout
http://archives.postgresql.org/pgsql-docs/2002-04/msg00003.php
"If you want to know how much space something is going to take, create
it and look at it. I don't think we want to get users involved into
counting the bits of each piece of overhead that comes with a database."