If org.apache.ode log category is te to DEBUG it starts to genertae a lot of WARN to log 12:15:37,714 WARN [org.hibernate.engine.jdbc.internal.JdbcCoordinatorImpl] (ODEServer-1) HHH000387: ResultSet's statement was not registered 12:15:37,718 INFO [org.hibernate.engine.jdbc.internal.JdbcCoordinatorImpl] (ODEServer-1) HHH000106: Forcing container resource cleanup on transaction completion 12:15:38,724 WARN [org.hibernate.engine.jdbc.internal.JdbcCoordinatorImpl] (ODEServer-1) HHH000387: ResultSet's statement was not registered 12:15:38,726 INFO [org.hibernate.engine.jdbc.internal.JdbcCoordinatorImpl] (ODEServer-1) HHH000106: Forcing container resource cleanup on transaction completion 12:15:39,730 WARN [org.hibernate.engine.jdbc.internal.JdbcCoordinatorImpl] (ODEServer-1) HHH000387: ResultSet's statement was not registered 12:15:39,733 INFO [org.hibernate.engine.jdbc.internal.JdbcCoordinatorImpl] (ODEServer-1) HHH000106: Forcing container resource cleanup on transaction completion 12:15:40,739 WARN [org.hibernate.engine.jdbc.internal.JdbcCoordinatorImpl] (ODEServer-1) HHH000387: ResultSet's statement was not registered ...
This should have been fixed in the underlying Hibernate version, see https://hibernate.atlassian.net/browse/HHH-8210 for details.