Hi, how shoul I define this Oracle connection URL in my oracle-ds.xml | jdbc:oracle:thin:@(DESCRIPTION =(LOAD_BALANCE = on)(FAILOVER = on)(ADDRESS_LIST =(ADDRESS = (PROTOCOL = TCP)(HOST = xx.xx.xx.xx1)(PORT = 1521))(ADDRESS = (PROTOCOL = TCP)(HOST = xx.xx.xx.xx2)(PORT = 1521))(ADDRESS = (PROTOCOL = TCP)(HOST = xx.xx.xx.xx3)(PORT = 1521))) (CONNECT_DATA = (SERVER = DEDICATED) (SERVICE_NAME = xxxxxxx))) | Best Regards, Rafal View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4052098#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...