Velox: A Simple Application (opens in new tab)

Velox is an open source C++ library by Meta that can be used to perform computation common to distributed engines like Presto. Its offerings include columnar operations, a rich type system, an expression parser and a smart resource management such as memory [1]. In this series of posts we’ll go over different components of Velox. In this post we’ll cover a high level application that reads from a file, transforms data and writes back to a file. The goal is to get familiar with more concepts b...