About retrieve

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Forum
21

Left join fetch behaviour doesn't retrieve children?

();         em.clear();         em.close();         // Try to retrieve parent and children using ... is now closed, let's check if children are retrieved         em.close();         emf.close ... .getTransaction().commit();   em.clear();   em.close();   // Try to retrieve parent and children
Forum
19

Bug: ClassCastException by retrieval

("find by retrieval : %s %n",tn3.getTa()); System.out.printf("Arrays : %s %n",Arrays.toString(tn3 ... , l, l, o, W, o, r, l, d, 2] find by retrieval : H Arrays : [H, e, l, l, o, W, o, r, l, d, 2 ... temporary setting for each class. Sometimes I create and retrieve generic arrays ok, but fail when I use
Forum
19

Retrieve data of all entity classes in a single query

etc) This is the code I use to retrieve all Managed Types and data for the Athlete class Metamodel ... to use TypedQuery instead of TypedQuery but had casting issues   You can retrieve ... types using instanceof. Alternatively, you may avoid casting and retrieve fields in a generic way
Forum
19

Missing Data on Retrieval (0, null values)

generate classes automatically when they are missing, so if you retrieve an object from a database ... ))     em.unwrap(PersistenceManager.class).retrieve(obj); Note that ObjectDB is not supported
Forum
19

Query vs Extent for retrieving data

I'm running into a problem where data that is retrieved via a Query comes out null, but when I retrieve it using an Extent everything is present. We have a very simple class: public class PositionReportManagerBean implements InstanceCallbacks { private int maxReports; private List
Forum
19

How to retrieve the ObjectDB version number?

Hi! We need  the ObjectDB version for debug purpose/logging. Our project supports also EclipseLink - http://stackoverflow.com/questions/3493495/getting-database-connection-in-pure-jpa-setup With the Connection object the Database name & version can be retrieved. For ObjectDB, which is the best (JPA
Forum
19

Pre-detach loading: retrieval by navigation not working in if statement

/questions/35359676/java-jpa-objectdb-pre-detach-loading-why-retrieval-by-navigation-and-access
Forum
19

Retrieval by Access bug?

any reason for that. Could be any bug in ObjectDB when I retrieve by navigation a field from
Forum
19

retrieve without key?

and can't see an option to retrieve an object w/o using a key. can this be done? You can use a single result query. duetto
Manual
19

JPA Metamodel API

The JPA Metamodel API provides the ability to examine the persistent object model and retrieve ... to retrieve sets of types: // Get all the managed classes: // (entity classes, embeddable classes ... are already stored in the database. Three additional methods can be used to retrieve a specific type by its Class