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From: richard coleman <[email protected]>
To: Laurenz Albe <[email protected]>
Cc: Pgsql-admin <[email protected]>
Subject: Re: analyze foreign tables
Date: Tue, 1 Aug 2023 15:27:40 -0400
Message-ID: <CAGA3vBvOOmrhpOJc3gjMcQS_TDfGR7OH_vaodLUQoJxYO8wZSQ@mail.gmail.com> (raw)
In-Reply-To: <[email protected]>
References: <CAGA3vBt726ha1P91DrSOF8oc57X27tLO8o9Wi9oDN5L3qqRi7Q@mail.gmail.com>
	<[email protected]>
	<CAGA3vBspwtKvaFBXT4c78cdW+mgfXJ68MSDL3TiVdMxpZPp_VA@mail.gmail.com>
	<[email protected]>

Laurenz,

Since my ability to program in C is basically non-existent, there's no
danger of me writing custom PostgreSQL C code anytime soon.

Maybe someday when I retire I'll take up C coding to keep my mind nimble.

So increasing parallelization it is.

Thanks again,
rik.


On Tue, Aug 1, 2023 at 3:15 PM Laurenz Albe <[email protected]>
wrote:

> On Tue, 2023-08-01 at 12:36 -0400, richard coleman wrote:
> > Would it be possible to transfer table statistics between the same
> version
> > of PostgreSQL, ex: source is pg15, target is pg15?
>
> There is no support for that.
>
> If you know what you are doing, you might be able to mess with the catalog
> tables,
> but you would probably need server C code for that, since you cannot
> normally
> write to an "anyarray".
>
> I wouldn't recommend to go that way.
>
> > Otherwise, anything that can be done to speed this up would be very
> helpful.
>
> Run the ANALYZE in many parallel sessions.  I cannot think of anything
> smarter.
>
> Yours,
> Laurenz Albe
>

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