3 | distinct(distinct)Method javax.persistence.criteria.Subquery Subquery<T> distinct( boolean distinct ) Specify whether duplicate query results will be eliminated. A true value will cause duplicates to be eliminated ... method. Parameters: distinct - boolean value specifying whether duplicate results must be eliminated |
3 | coalesce() type of the tuple element Since: JPA 2.0 boolean isCompoundSelection() Whether the selection item is a compound selection. Whether the selection item is a compound selection. Returns: boolean |
3 | isCollection()Method javax.persistence.metamodel.Attribute boolean isCollection() Is the attribute collection-valued (represents a Collection, Set, List, or Map). Returns: boolean indicating whether the attribute is collection-valued Since: JPA 2.0 |
3 | isAssociation()Method javax.persistence.metamodel.Attribute boolean isAssociation() Is the attribute an association. Returns: boolean indicating whether the attribute corresponds to an association Since: JPA 2.0 |
3 | hasVersionAttribute()Method javax.persistence.metamodel.IdentifiableType boolean hasVersionAttribute() Whether the identifiable type has a version attribute. Returns: boolean indicating whether the identifiable type has a version attribute Since: JPA 2.0 |
3 | javax.persistence.criteria.Order the expression that is used for ordering. Returns: expression used for ordering Since: JPA 2.0 boolean ... : boolean indicating whether ordering is ascending Since: JPA 2.0 Order reverse() Switch the ordering |
3 | javax.persistence.criteria.ParameterExpression - expressions to be tested against Returns: predicate testing for membership Since: JPA 2.0 boolean ... is a compound selection. Returns: boolean indicating whether the selection is a compound selection |
3 | contains(entity)Method javax.persistence.EntityManager boolean contains( Object entity ) Check if the instance is a managed entity instance belonging to the current persistence context. Parameters: entity - entity instance Returns: boolean indicating if entity is in persistence context Throws: IllegalArgumentException - if not an entity Since: JPA 1.0 |
3 | hasSingleIdAttribute()Method javax.persistence.metamodel.IdentifiableType boolean hasSingleIdAttribute() Whether the identifiable type has a single id attribute. Returns true for a simple id or embedded id; returns false for an idclass. Returns: boolean indicating whether the identifiable type has a single id attribute Since: JPA 2.0 |
0 | javax.jdo.spi.PersistenceCapable.ObjectIdFieldManager to implement both ObjectIdFieldSupplier and ObjectIdFieldConsumer. Since: JDO 1.0 boolean fetchBooleanField ... storeBooleanField(int fieldNumber, boolean value) Store one field into the field manager. Store |
