From: | "Pavan Deolasee" <pavan(dot)deolasee(at)gmail(dot)com> |
---|---|
To: | "Tom Lane" <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
Cc: | "Peter Eisentraut" <peter_e(at)gmx(dot)net>, pgsql-hackers(at)postgresql(dot)org, "Zdenek Kotala" <Zdenek(dot)Kotala(at)sun(dot)com> |
Subject: | Re: Regression test fails when BLCKSZ is 1kB |
Date: | 2008-04-21 17:29:14 |
Message-ID: | 2e78013d0804211029n6e821839hec9aa5c7877749d4@mail.gmail.com |
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Lists: | pgsql-hackers |
On Mon, Apr 21, 2008 at 10:54 PM, Pavan Deolasee
<pavan(dot)deolasee(at)gmail(dot)com> wrote:
> Case 1.
>
> Insert 100 records --- goes into block 1 .. 10
> Delete 100 records
> Insert 100 more records --- goes into 11 .. 20
>
>
> Case 2.
>
> Insert 100 records --- goes into block 1 .. 10
> Delete 100 records
> *Autovacuum triggers*
> Insert 100 more records -- goes into block 1 .. 10
>
Its probably not a very neat example because in this simplistic case,
the ordering would still be same, but we can easily construct a
slightly complex example to prove the point.
Thanks,
Pavan
--
Pavan Deolasee
EnterpriseDB http://www.enterprisedb.com
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