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JDO Doc
2

closeAll()

Method javax.jdo.Extent void closeAll() Close all Iterators associated with this Extent instance. Iterators closed by this method will return false to hasNext() and will throw NoSuchElementException on next(). The Extent instance can still be used as a parameter of Query.setExtent, and to get an Iterator. Since: JDO 1.0
JDO Doc
2

closeAll()

Method javax.jdo.Query void closeAll() Close all query results associated with this Query instance, and release all resources associated with them. The query results might have iterators open on them. Iterators associated with the query results are invalidated: they return false to hasNext() and throw NoSuchElementException to next(). Since: JDO 1.0
JPA Doc
2

Column.unique

addition to any constraint entailed by primary key mapping and to constraints specified at the table level. Default value: false Since: JPA 1.0
JPA Doc
2

commit()

Method javax.persistence.EntityTransaction void commit() Commit the current resource transaction, writing any unflushed changes to the database. Throws: IllegalStateException - if isActive() is false RollbackException - if the commit fails Since: JPA 1.0
Forum
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Connection is closed Caused by: java.io.EOFException

="$objectdb/log/" max="8mb" stdout="false" stderr="false" />
JPA Doc
2

disjunction()

Method javax.persistence.criteria.CriteriaBuilder Predicate disjunction() Create a disjunction (with zero disjuncts). A disjunction with zero disjuncts is false. Returns: or predicate Since: JPA 2.0
JPA Doc
2

distinct(distinct)

Method javax.persistence.criteria.AbstractQuery AbstractQuery distinct(   boolean distinct ) Specify whether duplicate query results will be eliminated. A true value will cause duplicates to be eliminated. A false value will cause duplicates to be retained. If distinct has not been specified
JPA Doc
2

distinct(distinct)

Method javax.persistence.criteria.CriteriaQuery CriteriaQuery distinct(   boolean distinct ) Specify whether duplicate query results will be eliminated. A true value will cause duplicates to be eliminated. A false value will cause duplicates to be retained. If distinct has not been specified
JPA Doc
2

distinct(distinct)

Method javax.persistence.criteria.Subquery Subquery distinct(   boolean distinct ) Specify whether duplicate query results will be eliminated. A true value will cause duplicates to be eliminated. A false value will cause duplicates to be retained. If distinct has not been specified, duplicate
JDO Doc
2

Element.generateForeignKey

Annotation Element javax.jdo.annotations.Element String generateForeignKey Generate or assume a foreign 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