Re: allow frontend use of the backend's core hashing functions

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От David Fetter
Тема Re: allow frontend use of the backend's core hashing functions
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Msg-id 20200214162901.GW24870@fetter.org
обсуждение исходный текст
Ответ на Re: allow frontend use of the backend's core hashing functions  (Mark Dilger <mark.dilger@enterprisedb.com>)
Ответы Re: allow frontend use of the backend's core hashing functions
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On Fri, Feb 14, 2020 at 08:16:47AM -0800, Mark Dilger wrote:
> > On Feb 14, 2020, at 8:15 AM, David Fetter <david@fetter.org> wrote:
> > 
> > On Fri, Feb 14, 2020 at 10:33:04AM -0500, Robert Haas wrote:
> >> On Thu, Feb 13, 2020 at 11:26 AM Mark Dilger
> >> <mark.dilger@enterprisedb.com> wrote:
> >>> I have made these changes and rebased Robert’s patches but
> >>> otherwise changed nothing.  Here they are:
> >> 
> >> Thanks. Anyone else have comments? I think this is pretty
> >> straightforward and unobjectionable work so I'm inclined to press
> >> forward with committing it fairly soon, but if someone feels
> >> otherwise, please speak up.
> > 
> > One question. It might be possible to make these functions faster
> > using compiler intrinsics. Would those still be available to front-end
> > code?
> 
> Do you have a specific proposal that would preserve on-disk compatibility?

I hadn't planned on changing the representation, just cutting
instructions out of the calculation of same.

Best,
David.
-- 
David Fetter <david(at)fetter(dot)org> http://fetter.org/
Phone: +1 415 235 3778

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