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JPA Doc
195

JPA Annotations for Mapping (ORM)

The following JPA annotations and enums are designated for mapping a JPA object model to a relational database, and are not required by ObjectDB: ObjectDB silently ignores all the above annotations.
FAQ
187

Is ObjectDB better than Object Relational Mapping (ORM)?

All about Is ObjectDB better than Object Relational Mapping (ORM)? in Java/JPA database - explanations, examples, references, links and related information.
JDO Doc
158

JDO Annotations for Mapping (ORM)

The following JDO annotations and enums are designated for mapping a JDO object model to a relational database, and are not required by ObjectDB: ObjectDB silently ignores all the above annotations.
Manual
84

JPA Persistable Types

, Mapped superclasses, Embeddable classes. Simple Java data types: Primitive types, Wrappers, String, Date and Math types. Multi value types - Collections, Maps and Arrays. Miscellaneous types: Enum types ... share the same class name, explicit entity name setting is required to avoid collision. Mapped
Manual
64

JPA Persistence Unit

, embeddable classes and mapped superclasses) with related settings. Defining a persistence unit ... <mapping-file>META-INF/mappingFile.xmlmapping-file> packedEntity ... . If not specified, the first JPA implementation that is found is used. The mapping-file elements specify
Manual
63

JPA Entity Fields

Fields of persistable user defined classes (entity classes, embeddable classes and mapped ... (Mapped By) fields Primary key (ID) fields Version field The first three groups (transient, persistent ... and maps of entity types. Basic - for any other persistable type. In JPA only Basic is optional
JPA Doc
50

createContainerEntityManagerFactory(info, map)

createContainerEntityManagerFactory(   PersistenceUnitInfo info,   Map map ) Called by the container when an EntityManagerFactory is to be created. Parameters: info - metadata for use by the persistence provider map - a Map ... the ValidatorFactory instance in the map with the key "javax.persistence.validation.factory". Returns
JDO Doc
50

setMapping(mapping)

Method javax.jdo.PersistenceManagerFactory void setMapping(   String mapping ) Set the Mapping setting for this factory. This is used to find the object-datastore mapping file(s). Parameters: mapping - the Mapping setting. Since: JDO 1.0
JPA Doc
50

createEntityManager(map)

Method javax.persistence.EntityManagerFactory EntityManager createEntityManager(   Map map ) Create a new application-managed EntityManager with the specified Map of properties. This method returns ... on the returned instance. Parameters: map - properties for entity manager Returns: entity manager instance
JPA Doc
50

createEntityManagerFactory(emName, map)

Method javax.persistence.spi.PersistenceProvider EntityManagerFactory createEntityManagerFactory(   String emName,   Map map ) Called by Persistence class when an EntityManagerFactory is to be created. Parameters: emName - the name of the persistence unit map - a Map of properties for use by