About member

api-jpa

in(values)

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

 
api-jdo

Value.mappedBy

Name of a member in the key class where this value is stored.(Annotation Element of javax.jdo.annotations.Value)

 
api-jdo

Column.targetMember

Target member in the other class or interface for this column when part of a bidirectional relation.(Annotation Element of javax.jdo.annotations.Column)

 
api-jdo

Persistent.mappedBy

Name of the related member in the other class where this value is mapped (bidirectional relationship).(Annotation Element of javax.jdo.annotations.Persistent)

 
api-jdo

Persistent.nullValue

Behavior when this member contains a null value.(Annotation Element of javax.jdo.annotations.Persistent)

 
api-jdo

Persistent.serialized

Whether this member is serialized into a single column.(Annotation Element of javax.jdo.annotations.Persistent)

 
api-jdo

Persistent.embeddedKey

Whether the keys of this member are embedded.(Annotation Element of javax.jdo.annotations.Persistent)

 
api-jdo

Persistent.serializedValue

Whether the values of this member are serialized.(Annotation Element of javax.jdo.annotations.Persistent)

 
api-jdo

Persistent.defaultFetchGroup

Whether this member is in the default fetch group.(Annotation Element of javax.jdo.annotations.Persistent)

 
forum_thread

LEFT JOIN FETCH over empty embedded collection returns no results

First of all, thank you for promptly implementing JOIN FETCH over nested paths in response to my inquiry a few months ago. However, I have run into one problem: if an embedded collection is empty, but I attempt to LEFT JOIN FETCH all the members of a collection within a (non-existent) member of the first collection, the result of the overall query is an empty set. To use the example from my original post: @Embeddable class A { String val; };   ... all the members of a collection within a (non-existent) member of the first collection, the result of the overall query is an empty ...