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10

javax.persistence.MapKeyEnumerated

with the ElementCollection, OneToMany, or ManyToMany annotation. If the enumerated type is not ... SalaryRate {JUNIOR, SENIOR, MANAGER, EXECUTIVE} @Entity public class Employee { @ManyToMany ... See Also: ElementCollection OneToMany ManyToMany EnumType value (Optional) The type used in mapping
8

MapKeyJoinColumn.table

for a ManyToMany entity relationship or for a OneToMany entity relationship using a join table, the foreign ... table for the map value. If the map is for a OneToMany or ManyToMany entity relationship using a join
8

javax.persistence.MapKeyClass

annotations (OneToMany or ManyToMany). The MapKey annotation is not used when MapKeyClass ... ManyToMany Class value (Required) The type of the map key. (Required) The type of the map key. Since: JPA 2.0
8

javax.persistence.OrderBy

{ ... @ManyToMany @OrderBy("lastname ASC") public List ... { ... @ManyToMany(mappedBy="students") @OrderBy // ordering by primary key is assumed
8

javax.persistence.JoinColumn

entity. If the join is for a ManyToMany mapping or for a OneToOne or bidirectional ManyToOne ... . If the join is for a ManyToMany mapping or for a OneToOne or bidirectional ManyToOne/OneToMany mapping using
8

javax.persistence.AssociationOverride

address; // Unidirectional @ManyToMany(targetEntity=PhoneNumber.class) List phoneNumbers; } @Entity public class PhoneNumber { @Id int number; @ManyToMany
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javax.persistence.MapKeyColumn

the collection table for the map value. If the map key is for a ManyToMany entity relationship or ... is for a OneToMany or ManyToMany entity relationship using a join table, the name of the join table
5

MapKeyJoinColumn.name

for the map value. If the join is for a map key for a ManyToMany entity relationship or for a OneToMany
5

javax.persistence.MapKeyTemporal

with the ElementCollection, OneToMany, or ManyToMany annotation. Example: @OneToMany @MapKeyTemporal(DATE
5

MapKeyColumn.table

Annotation Element javax.persistence.MapKeyColumn String table (Optional) The name of the table that contains the column. Defaults: If the map key is for an element collection, the name of the collection table for the map value. If the map key is for a OneToMany or ManyToMany entity relationship

Getting Started

ObjectDB is very easy to use. Follow the Getting Started Tutorial and the Quick Tour manual chapter and in minutes you may be able to write and run first Java programs against ObjectDB.

Prior knowledge or experience in database programming (SQL, JDBC, ORM, JPA, etc.) is not required, but some background in using the Java language is essential.

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