efficient math vector operations on arrays

From: Marcus Engene <mengpg2(at)engene(dot)se>
To: "pgsql-general(at)postgresql(dot)org" <pgsql-general(at)postgresql(dot)org>
Subject: efficient math vector operations on arrays
Date: 2015-12-24 07:05:00
Message-ID: 567B991C.3090208@engene.se
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Hi,

Are there highly efficient C extensions out there for math operations on
arrays? Dot product and whatnot.

Example usecase: sort an item by euclid distance.

Kind regards,
Marcus

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