classes:
- system.mysql.client
- system.mysql.client.database.aodh
- system.mysql.client.database.ceilometer
- system.mysql.client.database.cinder
- system.mysql.client.database.glance
- system.mysql.client.database.heat
- system.mysql.client.database.keystone
- system.mysql.client.database.nova
- system.mysql.client.database.nova_api
- system.mysql.client.database.neutron