| From: | "Jim C(dot) Nasby" <jim(at)nasby(dot)net> |
|---|---|
| To: | Shridhar Daithankar <shridhar_daithankar(at)persistent(dot)co(dot)in> |
| Cc: | pgsql-general(at)postgresql(dot)org |
| Subject: | Re: Billions of records? |
| Date: | 2003-07-16 19:45:32 |
| Message-ID: | 20030716194532.GR5877@nasby.net |
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| Lists: | pgsql-general |
On Tue, Jul 15, 2003 at 07:53:37PM +0530, Shridhar Daithankar wrote:
> Each tuple in postgresql has around 28 bytes of overhead. Index tuple has 12
Is this accurate?
http://www.postgresql.org/docs/view.php?version=7.3&idoc=1&file=page.html
indicates a per-tuple overhead of 23 bytes. Or have things changed in
7.4?
BTW, is there any documentation on the structure of index pages?
--
Jim C. Nasby, Database Consultant jim(at)nasby(dot)net
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