Re: efficient math vector operations on arrays

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От Jony Cohen
Тема Re: efficient math vector operations on arrays
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Msg-id CAD9xk19omK8OnSO9PHAS3KbDw5PZFh+2hfdEdg+eycCpjG7Gyg@mail.gmail.com
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Ответ на Re: efficient math vector operations on arrays  (Jim Nasby <Jim.Nasby@BlueTreble.com>)
Ответы Re: efficient math vector operations on arrays  (Jim Nasby <Jim.Nasby@BlueTreble.com>)
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Hi, Don't know if it's exactly what you're looking for but the MADLib package has utility function for matrix and vector operations.

Regards,
 - Jony

On Fri, Dec 25, 2015 at 9:58 PM, Jim Nasby <Jim.Nasby@bluetreble.com> wrote:
On 12/24/15 1:56 AM, Pavel Stehule wrote:
I don't know any extension that calculate euclid distance, but it should
be trivial in C - if you don't need to use generic types and generic
operations.

 Before messing around with that, I'd recommend trying either pl/r or pl/pythonu.
--
Jim Nasby, Data Architect, Blue Treble Consulting, Austin TX
Experts in Analytics, Data Architecture and PostgreSQL
Data in Trouble? Get it in Treble! http://BlueTreble.com


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