A managed database-as-a-service platform enables modern enterprise applications built on open source database technologies.IBM Compose offers a database for every developer’s need on one easy-to-manage platform. Choose from MongoDB, Elasticsearch, PostgreSQL, MySQL, Redis, RethinkDB, ScyllaDB, JanusGraph, RabbitMQ, or etcd or build your data stack with pure polyglot persistence by combining several databases to ensure your data is used to the fullest, giving your application, analytics or APIs the best access possible.