From: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
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To: | ITAGAKI Takahiro <itagaki(dot)takahiro(at)oss(dot)ntt(dot)co(dot)jp> |
Cc: | pgsql-hackers(at)postgresql(dot)org, teramoto(dot)junji(at)lab(dot)ntt(dot)co(dot)jp |
Subject: | Re: Resurrecting per-page cleaner for btree |
Date: | 2006-07-25 11:54:26 |
Message-ID: | 8202.1153828466@sss.pgh.pa.us |
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Lists: | pgsql-hackers pgsql-patches |
ITAGAKI Takahiro <itagaki(dot)takahiro(at)oss(dot)ntt(dot)co(dot)jp> writes:
> Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> wrote:
>> I think the only serious objection to this would be that it'd mean that
>> tuples that should have an index entry might not have one.
> This can occurs when we do REINDEX after DELETE, because dead tuples are
> excluded on REINDEX.
Good point. So we already have that problem anyway ...
regards, tom lane
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