How to migrate from Derby to MySQL?

I started to use druid with derby. Using it for a month.
Now I want to migrate from derby to MySQL.

How can we do the data migration from derby to mysql?

Found that flywaydb [ flywaydb.org ] can help.

Found that default username and password for derby is root and root.

Dont know how to use flyway for this migration.

Please help on this.

Thanks.
Shrini

Does this help? http://stackoverflow.com/questions/13634328/migrating-from-apache-derby-to-mysql