Connector/MXJ Community Support
Oracle provides assistance to the user community by means of a number of mailing lists and web based forums.
You can find help and support through the MySQL and Java mailing list.
For information about subscribing to MariaDB mailing lists or to browse list archives, visit http://lists.mysql.com/. See , "MySQL Mailing Lists".
Community support from experienced users is also available through the JDBC and Java forum. You may also find help from other users in the other MariaDB Forums, located at http://forums.mysql.com. See , "MySQL Community Support at the MariaDB Forums".