Re: Curious about dead rows. - Mailing list pgsql-performance

From Jean-David Beyer
Subject Re: Curious about dead rows.
Date
Msg-id 47366782.7050600@verizon.net
Whole thread Raw
In response to Re: Curious about dead rows.  ("Scott Marlowe" <scott.marlowe@gmail.com>)
Responses Re: Curious about dead rows.
List pgsql-performance
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Scott Marlowe wrote:
> On Nov 10, 2007 1:57 PM, Jean-David Beyer <jeandavid8@verizon.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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