Re: [HACKERS] No heap lookups on index
Glen Parker <glenebob@nwlink.com>
From: Glen Parker <glenebob@nwlink.com>
To: Postgres General <pgsql-general@postgresql.org>
Date: 2006-01-18T23:56:43Z
Lists: pgsql-hackers, pgsql-general
Tom Lane wrote: >>What ever happened to grouped heap reads, i.e. building a list of tuples >>from the index, sorting in heap order, then reading the heap in a batch? > > > Done in 8.1. I'm uncertain whether Scott knows about that ... That's GREAT news! Is that the "Bitmap Scan" item in the what's new list (http://www.postgresql.org/docs/whatsnew)? I didn't even notice it when I read it the first time. I'm really looking forward to our upcoming 8.1 upgrade. -Glen