About member

release

2.3.4

... Added OSGi support. Added support of MEMBER OF for inverse (mapped by) collections. Changed logging of ...

 
forum_thread

Efficient query on EmbeddedId

Hi! I have an entity class with an @EmbeddedId (field1 int and field2 int). Based on the manual, I understand that making a query just on entity.id.field1 is efficient. Of course, making a query containing the whole EmbeddedId is the ideal case, and I use it, but I need more use cases. #1 2014-07-25 16:29 Hi! I have an entity class with an @EmbeddedId (field1 int and field2 int). Based on the manual, I unders ...

 
api-jpa

in(values)

Create a predicate to test whether the expression is a member of the collection.(Method of javax.persistence.criteria.Expression<T>)

 
api-jdo

FetchGroup.RELATIONSHIP

For use with addCategory and removeCategory calls.(Static Field of javax.jdo.FetchGroup)

 
api-jdo

Persistent.column

Column name where the values are stored for this member.(Annotation Element of javax.jdo.annotations.Persistent)

 
forum_thread

Navigation through Path to evaluate collection

Hello, I need to evaluate a field ("identifier") which is situated in a collection, within an entity. As stated in the documentation it is not possible to navigate there with the dot operator since its a collection. Is it there a way to evaluate this field? Here is the query, the entity and the related embeddable class. Thanks ... "WHERE item.sku =: key " + "OR id MEMBER OF :item.apiId.identifier " + "ORDER BY item.sku DESC" ...

 
api-jdo

Persistent.extensions

Vendor extensions for this member.(Annotation Element of javax.jdo.annotations.Persistent)

 
issue

JPQL support for mapped by (inverse) collections

As discussed and demonstrated in this forum thread, collection methods (IS EMPTY, SIZE, MEMBER OF, IN) are not supported for mapped by (inverse) collections.   ... , collection operators and methods (IS EMPTY, SIZE, MEMBER OF, IN) are currently not supported for mapped by (inverse) ...

 
api-jpa

isMember(elem, collection)

Create a predicate that tests whether an element is a member of a collection.(Method of javax.persistence.criteria.CriteriaBuilder)

 
api-jpa

javax.persistence.metamodel.PluralAttribute

Instances of the type PluralAttribute represent persistent collection-valued attributes.(Interface of JPA)