Hi all! anonymous wrote : I have three machine (A, B, C). | I have installed JBoss server on machine A. | On B, I have installed MySQL. On C, I have installed Oracle. How I can configure JBoss server to when JBoss start, it can simultaneous connect to both of my database (MySQL and Oracle). I also try follow: On A, I create two hsqldb-ds.xml and oracledb-ds.xml (inside \server\default\deploy) but not effect ! anonymous wrote : And when install JBoss, I choosen "Local" on the DataSource Configuration part. Have some ideas about this problem ? Guide to me or show me some documents to solve my problem. Thanks. Catania. View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4092400#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...