Re: In progress INSERT wrecks plans on table

От: Thomas Kellerer
Тема: Re: In progress INSERT wrecks plans on table
Дата: ,
Msg-id: kluphf$jn7$1@ger.gmane.org
(см: обсуждение, исходный текст)
Ответ на: Re: In progress INSERT wrecks plans on table  ()
Ответы: Re: In progress INSERT wrecks plans on table  ()
Список: pgsql-performance

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In progress INSERT wrecks plans on table  (Mark Kirkwood, )
 Re: In progress INSERT wrecks plans on table  (Mark Kirkwood, )
 Re: In progress INSERT wrecks plans on table  (Mark Kirkwood, )
  Re: In progress INSERT wrecks plans on table  (Tom Lane, )
   Re: In progress INSERT wrecks plans on table  (Mark Kirkwood, )
    Re: In progress INSERT wrecks plans on table  (Simon Riggs, )
     Re: In progress INSERT wrecks plans on table  (, )
      Re: In progress INSERT wrecks plans on table  (Thomas Kellerer, )
       Re: In progress INSERT wrecks plans on table  (, )
      Re: In progress INSERT wrecks plans on table  (Simon Riggs, )
       Re: In progress INSERT wrecks plans on table  (Simon Riggs, )
        Re: In progress INSERT wrecks plans on table  (Mark Kirkwood, )
         Re: In progress INSERT wrecks plans on table  (Simon Riggs, )
          Re: In progress INSERT wrecks plans on table  (Matt Clarkson, )
          Re: In progress INSERT wrecks plans on table  (, )
           Re: In progress INSERT wrecks plans on table  (Simon Riggs, )
            Re: In progress INSERT wrecks plans on table  (Mark Kirkwood, )
             Re: In progress INSERT wrecks plans on table  (Matt Clarkson, )
             Re: In progress INSERT wrecks plans on table  (Simon Riggs, )
              Re: In progress INSERT wrecks plans on table  (Mark Kirkwood, )
             Re: In progress INSERT wrecks plans on table  (Vitalii Tymchyshyn, )
              Re: In progress INSERT wrecks plans on table  (Mark Kirkwood, )
               Re: In progress INSERT wrecks plans on table  (Tom Lane, )
                Re: In progress INSERT wrecks plans on table  (Mark Kirkwood, )
          Re: In progress INSERT wrecks plans on table  (Jeff Janes, )
           Re: In progress INSERT wrecks plans on table  (Ants Aasma, )
         Re: In progress INSERT wrecks plans on table  (Heikki Linnakangas, )
          Re: In progress INSERT wrecks plans on table  (Tom Lane, )
          Re: In progress INSERT wrecks plans on table  (Simon Riggs, )
          Re: In progress INSERT wrecks plans on table  (Jeff Janes, )
       Re: In progress INSERT wrecks plans on table  (Heikki Linnakangas, )
        Re: In progress INSERT wrecks plans on table  (Simon Riggs, )
     Re: In progress INSERT wrecks plans on table  (Gavin Flower, )

 wrote on 03.05.2013 00:19:
> I think the idea of telling postgres that we are doing a load is probably
> the wrong way to go about this. We have a framework that tries to
> automatically figure out the best plans...I think some more thought about
> how to make that understand some of the more subtle triggers for a
> time-to-do-new-plans moment is the way to go. I understand this is
> probably hard - and may imply some radical surgery to how the stats
> collector and planner interact.

I wonder if "freezing" (analyze, then disable autovacuum) the statistics for the large number of rows would work.


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