From: | Jean-David Beyer <jeandavid8(at)verizon(dot)net> |
---|---|
To: | pgsql performance <pgsql-performance(at)postgresql(dot)org> |
Subject: | Re: Curious about dead rows. |
Date: | 2007-11-11 02:22:58 |
Message-ID: | 47366782.7050600@verizon.net |
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Thread: | |
Lists: | pgsql-performance |
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Scott Marlowe wrote:
> On Nov 10, 2007 1:57 PM, Jean-David Beyer <jeandavid8(at)verizon(dot)net> wrote:
>> Joshua D. Drake wrote:
>>> Truncate will not create dead rows. However ROLLBACK will. Are you
>>> getting any duplicate key errors or anything like that when you insert?
>>>
>> On the mistaken assumption that TRUNCATE left dead rows, I did a
>> VACUUM FULL ANALYZE before running the program full of INSERTs. This did not
>> make any difference.
>>
>> As far as ROLLBACK are concerned, every one is immediately preceded by a
>> message output to the standard error file, and no such messages are produced.
>
> So, there are NO failed inserts, and no updates? Cause that's what
> I'd expect to create the dead rows.
>
So would I. Hence the original question.
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.~. Jean-David Beyer Registered Linux User 85642.
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