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to print to console a lazy @OneToMany mapped field after a finding entity manager closes ... the finding entity manager closes and as expected both a mapped @OneToMany list and an unmapped @OneToMany list are viewable: a.listA_mapped:[{A}[4]"ownedElement1", {A}[5

> User defined classes - Entity classes, Mapped superclasses, Embeddable classes. Maps and Arrays. Miscellaneous types: Enum types ... setting is required to avoid clashes. Mapped Superclasses In JPA, classes

(entity classes, embeddable classes and mapped superclasses) with related settings. Defining a persistence ... .objectdb.jpa.Provider</provider> <mapping-file>META-INF/mappingFile.xml</mapping-file ... implementation that is found is used. The mapping-file elements specify XML mapping files

and mapped superclasses) can be classified into the following five groups: Transient fields Persistent fields Inverse (Mapped By) fields Primary ... > - for collections and maps of entity types. Basic

> Another form of the Map">createEntityManagerFactory method takes a map of Map<String, String> properties = new HashMap<String, String>();   

">javax.jdo.ConstantsString OPTION_MAPPING_HETEROGENEOUS_OBJECT_TYPE "javax.jdo.option.mapping.HeterogeneousObjectType"

">javax.jdo.ConstantsString OPTION_MAPPING_HETEROGENEOUS_INTERFACE_TYPE "javax.jdo.option.mapping.HeterogeneousInterfaceType"

">javax.jdo.ConstantsString PMF_ATTRIBUTE_MAPPING The name of the persistence manager factory element's "mapping" attribute.

Static Field javax.jdo.ConstantsString PROPERTY_MAPPING "javax.jdo.option.Mapping

Enum Constant javax.jdo.annotations.DiscriminatorStrategyVALUE_MAP