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Prefix Filter: Practically and Theoretically Better Than Bloom #118

Closed stonewhitener closed 2 years ago

stonewhitener commented 2 years ago

https://www.vldb.org/pvldb/vol15/p1311-even.pdf

stonewhitener commented 2 years ago

DB論文紹介

準最適な空間効率で Cuckoo filter と同等のクエリ性能を実現する incremental filter の prefix filter を提案.空間効率のよい pocket dictionary に基づく BE filter に対して,1 回の cache line access で negative query を処理する最適化を行なった.

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stonewhitener commented 2 years ago

個人的には incremental filter なら Bloom filter でええやんけ,と思った.