Engineering SQL Support on Apache Pinot at Uber

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The article, Engineering SQL Support on Apache Pinot at Uber, was originally published by Uber on the Uber Engineering Blog on January 15, 2020. Check out eng.uber.com for more articles about Uber’s engineering work and follow Uber Engineering at @UberEng and Uber Open Source at @UberOpenSouce on Twitter for updates from our teams. Uber leverages…

Improving the Presto planner for better push down and data federation

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Presto defines a connector API that allows Presto to query any data source that has a connector implementation. The existing connector API provides basic predicate pushdown functionality allowing connectors to perform filtering at the underlying data source. However, there are certain limitations with the existing predicate pushdown functionality that limits what connectors can do. The…