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Persistence fields can either be accessed by JPA directly (as fields) or indirectly (as properties and get/set methods). JPA 2 provides an annotation and an enum for setting the access mode: access">

To access relational databases using the Java Persistence API (JPA) you will need an Object Relational Mapping (ORM) tool, such as Hibernate, TopLink, EclipseLink, Open JPA or DataNucleus ... intended and cannot be used to access other database management systems.

Hi, I want to access a object which contains some value like id,name,college ... ; 3: For Access data. Here object created and value inserted successfully but when i am trying to access that object it only access some address of object not the data. Like This (nextpack

Annotation Access Used to specify an access type ... ="/api/java/jpa/Access/value" title="Annotation Element of javax.persistence.Access">value

Element Access" title="Annotation in javax.persistence">javax.persistence.Accessaccess.

is executed eagerly when the entity object is first accessed. Version Field ObjectDB ... object versions and make their values accessible to your application by marking the version fields ... is explicitly defined. Property Access When an entity is being stored in

(ObjectCacheDBBucketManager.java:194) It is very strange that the problem occurs when accessing field ... The cause of this exception is unclear. It happened during an access ... is accessed in one thread while the EntityManager is manipulated concurrently in

a server can be accessed by multiple processes simultaneously. In addition, the server supports accessing these databases from remote machines by TCP/IP. More details about client server mode vs. embedded ... ; <permissions access="+" modify="+" create="+" delete="+" /> </dir>

IDs to objects, is not supported by ObjectDB. Accessing the object ID of a persistent ... (...) improves efficiency because the database only has to be accessed once, as ... >Retrieval by Access When an object is retrieved from the database (in whatever manner

, etc. The class members (constructors, methods and fields) can have any access modifiers (i.e. public ... that access or modify persistent fields are referred to as persistence aware classesaccesses or modifies