Peter Johnson [http://community.jboss.org/people/peterj] replied to the discussion "Funtionality of metadata "type-mapping" in creation of da TX Datasource" To view the discussion, visit: http://community.jboss.org/message/558485#558485 -------------------------------------------------------------- The type-mapping is used only for container-managed-persistence(CMP) for EJB 2.x. If you are not using that, you can ignore it. It has no bearing on the database connection itself - for that, only the contents of the *-ds.xml file matter. -------------------------------------------------------------- Reply to this message by going to Community [http://community.jboss.org/message/558485#558485] Start a new discussion in JCA at Community [http://community.jboss.org/choose-container!input.jspa?contentType=1&...]