All WSO2 products are Java applications that can be run on any platform that is Oracle JDK 1.6.*/1.7.* compliant.
All WSO2 products are generally compatible with most common DBMSs.For more information, see Working with Databases.
Info
For BAM Hive metadata storage, Oracle is not supported and it is recommended to use MySQL or H2, since BAM is successfully tested on the compatibility with those.Also H2 is not recommended for a production setup.