Re: Surprising dead_tuple_count from pgstattuple

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От Robert Haas
Тема Re: Surprising dead_tuple_count from pgstattuple
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Msg-id AANLkTi=FHtpXd3abL402_1sPM=NaiYxLgA_6mv8VAdyY@mail.gmail.com
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Ответ на Re: Surprising dead_tuple_count from pgstattuple  (Heikki Linnakangas <heikki.linnakangas@enterprisedb.com>)
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On Mon, Aug 9, 2010 at 2:23 PM, Heikki Linnakangas
<heikki.linnakangas@enterprisedb.com> wrote:
> On 09/08/10 21:21, Robert Haas wrote:
>>
>> On Mon, Aug 9, 2010 at 1:50 PM, Simon Riggs<simon@2ndquadrant.com>  wrote:
>>>
>>> Any SQL statement that reads a block can do HOT pruning, if the block is
>>> otherwise unlocked.
>>
>> Where does heap_page_prune() get called from in the DELETE path?
>
> heapgetpage()

Ah, OK.

--
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise Postgres Company


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