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6

EntityManager.find(entityClass, primaryKey) is slow when accessing non-existent IDs

.getResultList(); order.put(between(t, now()), "read\t" + l.size() + "/" + (EVALUATION_LIMIT ... .size() + "/" + (EVALUATION_LIMIT - 1) + "\t" + mode; order.put(d, s); out.println
6

Listing large number of complicated objects with paging.

server in newest (2.3.3_04) version is running with bigger heap size - now it's 384MB. I was trying ... : " + resultList.size());                 emf.close();     }         @Entity     public static class
6

Failed to read the value of field using reflection

.ArrayList.size(Unknown Source) Player.toSFSObject(Player.java:45) <-- this is my code from here. I am trying to access the size of a List of an object I fetched from the database. ... The database
6

JBOSS AS7 7.1.1 - Entity not persisted and createNamedQuery fire exception

Guest count: " + guests.size() );   return guests;     } } I get an exception when I want to use ... () );    final List<Guest> guests =  query.getResultList();    if ( guests.size() > 0 ) guest = guests
6

"where in" query

();         System.out.println("Result Size: " + results.size());         em.close();         emf.close
6

Change path for urls2.xml file

to the user.home directory. But you can disable it by specifying 0 as the maximum history list size:     <url-history size="0" user="true" password="true" /> The url history is used to enable
1

com.objectdb.o.InternalException: java.lang.ArrayIndexOutOfBoundsException: null:

16K page size in the database section of the config file: <size initial="256kb" resize="256kb" page
1

Online Backup degrades responsiveness.

in size with 79 million records. I don't know if it's because the size of the DB making the backup
1

com.objectdb.o.InternalException

No idea what happened. A simple getResultList() opearation. DB table affected size is ~ 26000 records, physical DB file size is ~ 8.5MB Thanks for any help ! Leon log file: ------------------------------------------------------------------------------------------------------------------------ [2016
1

JPQL support for mapped by (inverse) collections

As discussed and demonstrated in this forum thread, collection operators and methods (IS EMPTY, SIZE, MEMBER OF, IN) are currently not supported for mapped by (inverse) collections. These operations ... ");         //System.out.println(query.getResultList().size());         // SELECT a FROM A a WHERE a.list IS NOT

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