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21

javax.persistence.MapKeyJoinColumn

javax.persistence Annotation MapKeyJoinColumn Target: Fields (including property get methods ... annotation is specified, a single join column is assumed and the default values apply. Example 1 ... ) Whether the property is a unique key. This is a shortcut for the UniqueConstraint annotation at the table level
21

javax.persistence.JoinTable

javax.persistence Annotation JoinTable Target: Fields (including property get methods) Used in the mapping of associations. It is specified on the owning side of an association. A join table ... . If the JoinTable annotation is missing, the default values of the annotation elements apply. The name
2

Key.deleteAction

Annotation Element javax.jdo.annotations.Key ForeignKeyAction deleteAction Delete action to apply to the foreign key for the key. Returns: delete action to apply to the foreign key for the key Default value: javax.jdo.annotations.ForeignKeyAction.UNSPECIFIED Since: JDO 2.1
2

javax.jdo.annotations.IdentityType

javax.jdo.annotations Enum IdentityType java.lang.Object java.lang.Enum<javax.jdo.annotations.IdentityType> javax.jdo.annotations.IdentityType Implemented Interfaces: Serializable, Comparable<IdentityType> Enumeration of the identity type values. Since: JDO 2.1 IdentityType APPLICATION
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Element.updateAction

Annotation Element javax.jdo.annotations.Element ForeignKeyAction updateAction Update action to apply to any foreign key for the element Returns: update action to apply to any foreign key for the element Default value: javax.jdo.annotations.ForeignKeyAction.UNSPECIFIED Since: JDO 2.1
2

Element.deleteAction

Annotation Element javax.jdo.annotations.Element ForeignKeyAction deleteAction Delete action to apply to any foreign key for the element. Returns: delete action to apply to any foreign key for the element Default value: javax.jdo.annotations.ForeignKeyAction.UNSPECIFIED Since: JDO 2.1
2

Persistent.valueStrategy

Annotation Element javax.jdo.annotations.Persistent IdGeneratorStrategy valueStrategy Value strategy to use to generate the value for this field or property (if any). Returns: the generated value strategy Default value: javax.jdo.annotations.IdGeneratorStrategy.UNSPECIFIED Since: JDO 2.1
2

DatastoreIdentity.strategy

Annotation Element javax.jdo.annotations.DatastoreIdentity IdGeneratorStrategy strategy Strategy to use when generating datastore identities Returns: Strategy to use when generating datastore identities Default value: javax.jdo.annotations.IdGeneratorStrategy.UNSPECIFIED Since: JDO 2.1
2

Columns.value

Annotation Element javax.jdo.annotations.Columns Column[] value The columns annotation information. Returns: the columns Since: JDO 2.1
2

javax.jdo.annotations.ForeignKeyAction

javax.jdo.annotations Enum ForeignKeyAction java.lang.Object java.lang.Enum<javax.jdo.annotations.ForeignKeyAction> javax.jdo.annotations.ForeignKeyAction Implemented Interfaces: Serializable, Comparable<ForeignKeyAction> Enumeration of the foreign-key delete/update action values

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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