Uber uses an in-house db called Schemaless which is built on top of MySQL for many of their largest datasets (many petabytes each). https://www.uber.com/blog/s

Uber uses an in-house db called Schemaless which is built on top of MySQL for many of their largest datasets (many petabytes each). https://www.uber.com/blog/schemaless-part-one-mysql-datastore/ https://www.uber.com/blog/schemaless-part-one-mysql-datastor...