RefreshOption.GRANT

Refresh the grant tables, like FLUSH PRIVILEGES.

RefreshOption.LOG

Flush the logs, like FLUSH LOGS.

RefreshOption.TABLES

Flush the table cache, like FLUSH TABLES.

RefreshOption.HOSTS

Flush the host cache, like FLUSH HOSTS.

RefreshOption.STATUS

Reset status variables, like FLUSH STATUS.

RefreshOption.THREADS

Flush the thread cache.

RefreshOption.SLAVE

On a slave replication server, reset the master server information and restart the slave, like RESET SLAVE.

RefreshOption.MASTER

On a master replication server, remove the binary log files listed in the binary log index and truncate the index file, like RESET MASTER.