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SecondaryTable.uniqueConstraints

Annotation Element javax.persistence.SecondaryTable UniqueConstraint[] uniqueConstraints (Optional) Unique constraints that are to be placed on the table. These are typically only used if table ... and JoinColumn annotations and constraints entailed by primary key mappings. Defaults to no additional constraints. Default value: {} Since: JPA 1.0
21

PersistenceContexts.value

Annotation Element javax.persistence.PersistenceContexts PersistenceContext[] value (Required) One or more PersistenceContext annotations. Since: JPA 1.0
2

Column.name

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

Version.indexed

Annotation Element javax.jdo.annotations.Version String indexed Whether the version column(s) is(are) indexed. Returns: whether the version column(s) is(are) indexed Default value: "" Since: JDO 2.1
2

FetchPlans.value

Annotation Element javax.jdo.annotations.FetchPlans FetchPlan[] value The Fetch Plans Returns: The Fetch Plans Since: JDO 2.1
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Uniques.value

Annotation Element javax.jdo.annotations.Uniques Unique[] value The unique constraints. Returns: The unique constraints Since: JDO 2.1
2

Joins.value

Annotation Element javax.jdo.annotations.Joins Join[] value The join definitions used for the mapping of this type. Joins for secondary tables are usually defined at the type level and not the field or property level. This allows multiple fields and properties to share the same join definition
2

Query.resultClass

Annotation Element javax.jdo.annotations.Query Class resultClass Result class into which to put the results. Returns: the class of the result Default value: void.class Since: JDO 2.1
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Persistent.embeddedValue

Annotation Element javax.jdo.annotations.Persistent String embeddedValue Whether the values of this member are embedded. Returns: whether the values of this member are embedded Default value: "" Since: JDO 2.1
2

Column.length

Annotation Element javax.jdo.annotations.Column int length Maximum length of data stored in this column. Returns: the maximum length of data stored in this column Default value: -1 Since: JDO 2.1

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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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