Author: Amit Dutta

Software Engineer at Meta

Presto vs Prestissimo – Known differences and workarounds
By Amit Dutta & Krishna Pai January 22, 2026January 30, 2026
TL;DR This blog outlines the known differences between Presto and Prestissimo where existing Presto queries require adjustment to work in Prestissimo. Details Prestissimo is generally available to use and has feature parity (except for a few functions) with Presto Java. There are differences in libraries used in both stacks. Also we have ensured that bugs…
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Diving into the Presto Native C++ Query Engine (Presto 2.0)
By Aditi Pandit & Amit Dutta June 24, 2024June 24, 2024
For the past three years, engineers from Meta, Ahana (now IBM), Intel, and Bytedance have been working to build Velox, a state-of-the-art execution engine designed to be composable across compute engines. From this work came the native C++ Presto worker, a full rewrite of the Presto query execution engine built on Velox (also referred to…
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