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PrimaryKeyJoinColumns.value

Annotation Element javax.persistence.PrimaryKeyJoinColumns PrimaryKeyJoinColumn[] value One or more PrimaryKeyJoinColumn annotations. Since: JPA 1.0
2

Join.index

Annotation Element javax.jdo.annotations.Join String index The name of the index to generate. Returns: the name of the index Default value: "" Since: JDO 2.1
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Discriminator.indexed

Annotation Element javax.jdo.annotations.Discriminator String indexed Whether the discriminator is indexed. Returns: whether the discriminator is indexed Default value: "" Since: JDO 2.1
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Join.generatePrimaryKey

Annotation Element javax.jdo.annotations.Join String generatePrimaryKey Generate or assume a primary key constraint exists on the column or columns associated with this join. Specify "true" or "false". Returns: whether to generate or assume a primary key constraint Default value: "" Since: JDO 2.1
2

Discriminator.customStrategy

Annotation Element javax.jdo.annotations.Discriminator String customStrategy Custom strategy to use for the discriminator. If customStrategy is non-empty, then strategy must be UNSPECIFIED. Returns: the custom strategy Default value: "" Since: JDO 2.1
2

Join.columns

Annotation Element javax.jdo.annotations.Join Column[] columns Detail definition of the join column(s). This is needed for more than one join column. Returns: the join columns Default value: {} Since: JDO 2.1
2

Join.column

Annotation Element javax.jdo.annotations.Join String column Name of the column in the join table. Returns: the name of the column in the join table Default value: "" Since: JDO 2.1
2

Join.extensions

Annotation Element javax.jdo.annotations.Join Extension[] extensions Vendor extensions. Returns: the vendor extensions Default value: {} Since: JDO 2.1
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Queries.value

Annotation Element javax.jdo.annotations.Queries Query[] value The named queries Returns: The named queries Since: JDO 2.1
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Cacheable.value

Annotation Element javax.jdo.annotations.Cacheable String value Default value: "true" Since: JDO 2.2

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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