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Matt Halverson

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Matt Halverson is a senior software engineer at Uber. When he’s not reading the changelogs for SQL grammars, he enjoys singing with The Choral Project in San Jose. He is eternally grateful to David Thomas for introducing him to Haskell by way of Queryparser. 10 out of 10, would Haskell again.

Queryparser, an Open Source Tool for Parsing and Analyzing SQL

Written in Haskell, Queryparser is Uber Engineering's open source tool for parsing and analyzing SQL queries that makes it easy to identify foreign-key relationships in large data warehouses.