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Faster projection/selection/restriction algorithms. #28

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daemontus opened this issue Sep 1, 2021 · 1 comment
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Faster projection/selection/restriction algorithms. #28

daemontus opened this issue Sep 1, 2021 · 1 comment

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@daemontus
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daemontus commented Sep 1, 2021

At the moment, projection, selection, restriction and picking are implemented using standard logical operations (albeit with minor optimisations using fused flip-ops). However, it should be possible to design specialised algorithms for these problems which should significantly outperform current solutions.

@daemontus daemontus changed the title Faster projection/selection algorithms. Faster projection/selection/restriction algorithms. May 3, 2022
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These specialised algorithms are now part of the implementation as of 0.5.0. The only operation that cannot use them is pick. It would probably be possible to also optimise pick at some point, but considering how rarely it is used, there's probably no reason to do so.

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