 10 | .5.5_05] Unexpected exception (Error 990)
Generated by Java HotSpot(TM) 64-Bit Server VM 1.8.0_05 ... .persistenceManagerInit(JDOConnection.java:386) and the next part:
Caused by: java.lang.OutOfMemoryError: Metaspace |
10 | I have a problem loading lazy associations by access/navigation with an @Embedded attribute containing an @ElementCollection which is lazy loaded. I'm not sure if the same problem exists ... {
...
@ElementCollection // lazy loaded by default
private Map values |
10 | get an exception. The exception is ultimately caused by a null pointer on the line "em = emf.createEntityManager ... where you think it is, because stack traces are occasionally inaccurate. Try to change your code by moving suspected lines to separate methods, etc. elks |
10 | Hello, it is possible to find out if a child entity is just referenced by other parent entity types. But the types of the parent entities are unknown. Is there a possibility to find out if an entity is referenced? best regards You can only find it (using a query) for a specific relationship |
10 | of course). My resultlist from my query gets zero results. I want to search for objects by exact |
10 | I'm trying to fetch a list of entities, by their Id. I Use this query: SELECT c FROM User c WHERE c.id IN :ids This querey works as long as I don't set the property "id" as @Id. If i set @Id to any other member, this query works, if I set id as @Id, it stops working and gives zero results |
10 | Hello! In a query like SELECT parent, children FROM Parent parent LEFT JOIN p.children children GROUP BY parent maybe it would be good if it will return a list of Object[2], where the second object is a list of children of a parent. Because creating a query to get a list of parents, then fetching |
10 | .6_05. This is a similar issue that was not covered by the fix of 2.6.6_05. Build 2.6.6_06 |
10 | home premium and jdk6. I see the problem on my machine now by running #6 with -Duser.timezone=Asia |
10 | operation and then use that method in the query. It is supported by ObjectDB but not JPA portable:
import |