Presto is an open supply, distributed SQL engine for on-line analytical processing that runs in clusters. Presto can question all kinds of knowledge sources, from recordsdata to databases, and return outcomes to many BI and evaluation environments. What’s extra, Presto permits querying knowledge the place it lives, together with Hive, Cassandra, relational databases, and proprietary knowledge shops. A single Presto question can mix knowledge from a number of sources. Fb makes use of Presto for interactive queries in opposition to a number of inside knowledge shops, together with their 300PB knowledge warehouse.
The Presto Basis is the group that oversees