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)

 
forum_thread

java.lang.NullPointerException when using ORDER BY

We are using ObjectDB 2.5.1_04. The following query causes an internal null pointer exception: SELECT r FROM RecordingMetaData AS r WHERE ((r.mapToCli != '192.168.10.200:9085' AND r.callDirection == 0)) ORDER BY r.startDateTime DESC If we remove the ORDER BY part, the query completes OK and returns the records from the DB, but obviously not in order. Here is the stack trace of the exception: ... NullPointerException. Note that r.startDate is also a Date member like r.startDateTime.   ... problem if a run a query where the ORDER BY filed is not a member of any index. It just happens that startDateTime is not a member of any ...

 
api-jdo

Persistent.table

Table to use for persisting this member.(Annotation Element of javax.jdo.annotations.Persistent)

 
forum_thread

Index on map key

Is there a way to create an Index with @Index on the key of a map? #1 2013-10-02 06:10 Is there a way to create an Index with @Index on the key of a map? ...

 
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

Embedded.ownerMember

The member in the embedded object that links back to the owning object where it has a bidirectional relationship.(Annotation Element of javax.jdo.annotations.Embedded)

 
api-jdo

Persistent.dependent

Whether related object(s) of this member are dependent and so deleted when this object is deleted.(Annotation Element of javax.jdo.annotations.Persistent)

 
api-jdo

Persistent.embeddedValue

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

 
api-jdo

Persistent.dependentValue

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

 
forum_thread

Failing to read entities under load in multithreaded tests

Hi, We are experiencing an issue in our application that only occurs under load - we sometimes fail to read entities from the database. #1 2012-03-17 08:11 Hi, We are experiencing an issue in our application that only occurs under load - we sometimes fail to re ...