| From: | Gregory Stark <stark(at)enterprisedb(dot)com> |
|---|---|
| To: | Simon Riggs <simon(at)2ndQuadrant(dot)com> |
| Cc: | Scott Ribe <scott_ribe(at)killerbytes(dot)com>, Alvaro Herrera <alvherre(at)commandprompt(dot)com>, Mike Christensen <imaudi(at)comcast(dot)net>, pgsql-general(at)postgresql(dot)org |
| Subject: | Re: What are the benefits of using a clustered index? |
| Date: | 2009-03-22 11:14:47 |
| Message-ID: | 87fxh5lsgo.fsf@oxford.xeocode.com |
| Views: | Raw Message | Whole Thread | Download mbox | Resend email |
| Thread: | |
| Lists: | pgsql-general |
Simon Riggs <simon(at)2ndQuadrant(dot)com> writes:
> Just think one index tuple points to more than one heap row.
Could you expand on that? Like, uh, I have no idea what you're saying.
> Less index pointers, smaller index.
Are you talking about Heikkie's grouped-items-index?
> The trick is: How? But that's a secondary issue to getting it on the
> TODO list, which is all I'm suggesting at present.
Well I think we need to be clear enough at least on the "what" if not the
"how". But there's a bit a of a fuzzy line between them I admit.
--
Gregory Stark
EnterpriseDB http://www.enterprisedb.com
Ask me about EnterpriseDB's RemoteDBA services!
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