Re: trigger TOASTing quicker?

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От Perez
Тема Re: trigger TOASTing quicker?
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Msg-id i-81181E.20401912052006@news.hub.org
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Ответ на trigger TOASTing quicker?  (Perez <i@donotexist.com>)
Список pgsql-general
In article <24281.1147444664@sss.pgh.pa.us>,
 tgl@sss.pgh.pa.us (Tom Lane) wrote:

> Martijn van Oosterhout <kleptog@svana.org> writes:
> > I beleive you can set it to EXTERNAL, which it will always toast.
>
> I don't think that will help; if the overall row size is below the
> threshold, the code is not going to pick it apart to see if anything
> is saying "toast me anyway!".  And it shouldn't do so IMHO; the overall
> cost in cycles would be catastrophic, because most tables aren't going
> to have such columns.
>
> There was discussion just yesterday of making the TOAST thresholds
> more configurable, but I didn't see anyone stepping up with a
> concrete proposal (much less volunteering to create a patch).
>
>             regards, tom lane


Well, I suppose I could blank pad the column :-)  That would compress
really well, too.  Or is that exceptionally evil?

tia,
arturo

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