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javax.persistence.ExcludeSuperclassListeners

javax.persistence Annotation ExcludeSuperclassListeners Target: Classes Specifies that the invocation of superclass listeners is to be excluded for the entity class (or mapped superclass ... /JPA manual. This annotation is a marker annotation (with no elements).
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javax.persistence.Cacheable

javax.persistence Annotation Cacheable Target: Classes Specifies whether an entity should be cached ... DISABLE_SELECTIVE. The value of the Cacheable annotation is inherited by subclasses ... must not be cached by the provider. Since: JPA 2.0 Learn how to use the @Cacheable annotation in
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javax.jdo.annotations.NullValue

javax.jdo.annotations Enum NullValue java.lang.Object java.lang.Enum<javax.jdo.annotations.NullValue> javax.jdo.annotations.NullValue Implemented Interfaces: Serializable, Comparable<NullValue> Enumeration of the "null-value" behavior values. This corresponds to the "null-value
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javax.jdo.annotations.InheritanceStrategy

javax.jdo.annotations Enum InheritanceStrategy java.lang.Object java.lang.Enum<javax.jdo.annotations.InheritanceStrategy> javax.jdo.annotations.InheritanceStrategy Implemented Interfaces: Serializable, Comparable<InheritanceStrategy> Enumeration of the inheritance strategy values
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Persistent.recursionDepth

Annotation Element javax.jdo.annotations.Persistent int recursionDepth Recursion depth for this member. Used only when the annotation is used within the definition of a FetchGroup. Returns: the recursion depth Default value: 1 Since: JDO 2.1
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Persistent.primaryKey

Annotation Element javax.jdo.annotations.Persistent String primaryKey Whether this member is part of the primary key for application identity. This is equivalent to specifying @PrimaryKey as a separate annotation on the member. Returns: whether this member is part of the primary key Default value: "" Since: JDO 2.1
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Persistent.nullValue

Annotation Element javax.jdo.annotations.Persistent NullValue nullValue Behavior when this member contains a null value. Returns: the behavior when this member contains a null value Default value: javax.jdo.annotations.NullValue.NONE Since: JDO 2.1
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javax.jdo.annotations.SequenceStrategy

javax.jdo.annotations Enum SequenceStrategy java.lang.Object java.lang.Enum<javax.jdo.annotations.SequenceStrategy> javax.jdo.annotations.SequenceStrategy Implemented Interfaces: Serializable, Comparable<SequenceStrategy> Enumeration of the sequence strategy values. Since: JDO 2.1
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javax.jdo.annotations.PersistenceModifier

javax.jdo.annotations Enum PersistenceModifier java.lang.Object java.lang.Enum<javax.jdo.annotations.PersistenceModifier> javax.jdo.annotations.PersistenceModifier Implemented Interfaces: Serializable, Comparable<PersistenceModifier> Enumeration of the persistence-modifier values
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Extension.key

Annotation Element javax.jdo.annotations.Extension String key The key for the extension (required). Returns: the key Since: JDO 2.1

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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