About persistence

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59	javax.persistence.Tuple javax.persistence Interface Tuple Interface for extracting the elements of a query result tuple. Since: JPA 2.0 See Also: TupleElement Object get(int i) Get the value of the element at the specified position in the result tuple. Get the value of the element at the specified position in the result
59	javax.persistence.TupleElement javax.persistence Interface TupleElement Subinterfaces: CollectionJoin, CompoundSelection, Case, Coalesce, In, SimpleCase, Expression, From, Join, ListJoin, MapJoin, ParameterExpression, Path, PluralJoin, Predicate, Root, Selection, SetJoin, Subquery The TupleElement interface defines an element
59	javax.persistence.UniqueConstraint javax.persistence Annotation UniqueConstraint Target: Specifies that a unique constraint is to be included in the generated DDL for a primary or secondary table. Example: @Entity @Table( name="EMPLOYEE", uniqueConstraints= @UniqueConstraint(columnNames={"EMP_ID
59	javax.persistence.Version javax.persistence Annotation Version Target: Fields (including property get methods) Specifies the version field or property of an entity class that serves as its optimistic lock value. The version is used to ensure integrity when performing the merge operation and for optimistic concurrency
59	JDOPermission.CLOSE_PERSISTENCE_MANAGER_FACTORY Static Field javax.jdo.spi.JDOPermission JDOPermission CLOSE_PERSISTENCE_MANAGER_FACTORY An instance of JDOPermission to be used for closePersistenceManagerFactory permission checking. Since: JDO 1.0.1
59	ObjectState.HOLLOW_PERSISTENT_NONTRANSACTIONAL Enum Constant javax.jdo.ObjectState HOLLOW_PERSISTENT_NONTRANSACTIONAL Since: JDO 1.0
59	ObjectState.PERSISTENT_CLEAN Enum Constant javax.jdo.ObjectState PERSISTENT_CLEAN Since: JDO 1.0
59	ObjectState.PERSISTENT_DELETED Enum Constant javax.jdo.ObjectState PERSISTENT_DELETED Since: JDO 1.0
59	ObjectState.PERSISTENT_DIRTY Enum Constant javax.jdo.ObjectState PERSISTENT_DIRTY Since: JDO 1.0
59	ObjectState.PERSISTENT_NEW Enum Constant javax.jdo.ObjectState PERSISTENT_NEW Since: JDO 1.0

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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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