No need to performance tune your database to be ready to scale your application. Just point your application at StormDB and you're ready to go.
Your database is ready for production use in a matter of seconds. No need to set up complicated high-availability or replication options.
Everything you need is a completely cloud-based. Access everything through your browser.
Based on PostgreSQL so there is no need to rewrite your applications to use a new API. Just use the ANSI SQL you already know.
You don't need to sacrafice features to get the scalability and performance you need. StormDB allows you to do everything from simple SQL queries to complex Geo-spatial analysis.
Backup and recovery in Postgres-XC has some parallels to PostgreSQL, but with its own wrinkles.
The database-as-a-service company Xeround recently announced that they are shutting down their cloud database offering.
Although under the covers Xeround is a distributed key-value store, it offers a MySQL compatible interface to support horizontally scaling out MySQL applications that are transaction-oriented.