What happened to OMB? When should we use AQ and when should we use Oracle MessageBroker?
In Oracle9i, OMB functionality is provided in the Oracle database. So, if you are using the Oracle9i database, use the functionality offered by the database. You do not need OMB. With Oracle8i, use OMB in the following scenarios: To integrate with MQ Series To use HTTP framework Use JMS functionality directly from the database in other scenarios.