| From: | Teodor Sigaev <teodor(at)sigaev(dot)ru> |
|---|---|
| To: | Alvaro Herrera <alvherre(at)commandprompt(dot)com> |
| Cc: | Ron Mayer <rm_pg(at)cheapcomplexdevices(dot)com>, Gregory Stark <stark(at)enterprisedb(dot)com>, Simon Riggs <simon(at)2ndQuadrant(dot)com>, Heikki Linnakangas <heikki(dot)linnakangas(at)enterprisedb(dot)com>, pgsql-hackers <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: Pluggable Indexes |
| Date: | 2009-01-23 09:54:39 |
| Message-ID: | 497993DF.5070603@sigaev.ru |
| Views: | Raw Message | Whole Thread | Download mbox | Resend email |
| Thread: | |
| Lists: | pgsql-hackers |
> Hmm, IIRC it is based on a monotonically increasing number. It could
> have been anything. LSN was just a monotonically increasing number that
> would be available if WAL was implemented first (or in parallel).
You are right, but without WAL-logging we would need to implement some kind of
sequence :)
--
Teodor Sigaev E-mail: teodor(at)sigaev(dot)ru
WWW: http://www.sigaev.ru/
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