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Dive into our rewrite of a low-level algorithm in @arrow.apache.org using C++ metaprogramming that improves the performance of #Parquet reading by up to 50-60%. Impressive work done mostly by @antoineprv.bsky.social 1/ Highly understandable overview at medium.com/@AntoineProu...
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By rewriting the SIMD optimizations of a critical low-level algorithm in Arrow C++, we have been able to deliver substantial speedups when…
medium.com
Faster Reads for Apache Parquet: Improving Integer Unpacking
Antoine Pitrou