EJB abstract schema: What is abstract schema?

What is abstract schema?

- Abstract schema is specified for entity beans with container managed persistence.

- The name of abstract schema is specified in the deployment descriptor.

- Thus, it is a part of the entity bean deployment descriptor.

- The name is referenced by the queries of the EJB QL. Container uses the information of abstract schema for the persistence management and the relationship management.
EJB Message Driven Bean: What is Message Driven Bean?
EJB Message Driven Bean - A Message Driven Bean is a message consumer. Message-driven beans receive JMS messages and process them...
EJB Deployment descriptor - What is Deployment descriptor?
EJB Deployment descriptor - The deployment descriptor directs a deployment tool to deploy a module or application with specific container options..
EJB: Is it possible to invoke Runtime.gc() in an EJB?
The call will most likely be ignored. The functions like garbage collection that are system level should be left for the container...
Post your comment