Apache Kudu - Apache Kudu is Hadoop's storage layer to enable fast analytics on fast data.
MySQL - The world's most popular open source database
Amazon EMR - Amazon Elastic MapReduce is a web service that makes it easy to quickly process vast amounts of data.
PostgreSQL - PostgreSQL is a powerful, open source object-relational database system.
BlueData - BlueData's software platform makes it easier, faster and more cost-effective for organizations to deploy Big Data infrastructure on-premises.
SQLite - SQLite Home Page