| From: | Heikki Linnakangas <heikki(dot)linnakangas(at)enterprisedb(dot)com> |
|---|---|
| To: | Alexander Korotkov <aekorotkov(at)gmail(dot)com> |
| Cc: | pgsql-hackers <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: WIP: Fast GiST index build |
| Date: | 2011-07-27 14:05:50 |
| Message-ID: | 4E301B3E.5080707@enterprisedb.com |
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| Lists: | pgsql-hackers |
On 27.07.2011 15:29, Alexander Korotkov wrote:
> I found a problem in WAL with this patch. I use simplified insert algorithm
> in my patch which don't insert downlink one by one but insert them at once.
> Thus FollowRight flag is leaving uncleared when redoing from WAL, because
> only one flag can be cleared by one WAL record. Do you think modification of
> WAL record structure is possible or I have to insert downlink one by one in
> buffering build too?
Dunno, both approaches seem reasonable to me. There's no rule against
changing WAL record structure across major releases, if that's what you
were worried about.
--
Heikki Linnakangas
EnterpriseDB http://www.enterprisedb.com
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