| From: | Gregory Stark <stark(at)enterprisedb(dot)com> |
|---|---|
| To: | "Gokulakannan Somasundaram" <gokul007(at)gmail(dot)com> |
| Cc: | "Hannu Krosing" <hannu(at)skype(dot)net>, "Tom Lane" <tgl(at)sss(dot)pgh(dot)pa(dot)us>, "Andreas Joseph Krogh" <andreak(at)officenet(dot)no>, <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: Including Snapshot Info with Indexes |
| Date: | 2007-10-14 13:35:35 |
| Message-ID: | 87fy0du8d4.fsf@oxford.xeocode.com |
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| Lists: | pgsql-hackers pgsql-patches |
"Gokulakannan Somasundaram" <gokul007(at)gmail(dot)com> writes:
> So Indexes with snapshots will be degrading the performance only for deletes
> and only those updates, which are updating the index tuple.
Deletes never update indexes in Postgres. Increasing the size of the index
would affect vacuum, inserts, and index accesses.
--
Gregory Stark
EnterpriseDB http://www.enterprisedb.com
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