Fast Object Database for Java - with JPA/JDO support

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Wrong data stored in time only fields

This may be related to the fix for the problem described in this thread: Wrong data stored in date ... . Except we are using ObjectDB 2.6.4_08, the system time zone is set to EST and both the OS and JVM are using the 2015g time zone data. While we cannot see a problem with date only fields (more testing

can not use spring-data-jpa repository with NamedQuery

in spring-data-jpa named queries are used to implement repository interface methods, see ... of f.bars") public class Foo implements Persistable {     private Set bars

Pessimistic Lock Timeouts setting

._LockTimeoutException: Write lock cannot be granted for a.b.c.d.EE#150. irrespective if I set it at '0 ... would be that the current application method 'sleep' until the lock is released. Is this possible? I realise setting ... William Support of pessimistic lock timeout setting (javax.persistence.lock.timeout) was just added in

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 ... with maxReports set to 10 and 5 PositionReportBeans in reports. I can verify with the ObjectDB explorer that all of the data is there. If I call Extent extent =     pm

Iterating over large result set

of result set from database without building whole object graph representing fetched data in application ... Hi, Few days ago I was writing some code to iterate over quite a large dataset. Fitting those data ... with fetched data     }     em.clear(); } I'll be using this with data streaming with REST and Jersey

Glassfish 4 JTA Data Source Support

well as conventional data source setting. If you create a basic data source implementation for ObjectDB ... I would like to have the persistence.xml of my server application (REST service) use a JTA data source, so that I can configure the data source from the app server (Glassfish 4 in my case

java.lang.ClassCastException in OSGi runtime when loading data from DB

ClassCastExceptions on my "entity" classes when I try to read data from the DB. In a very old (2011?) forum ... . The entity obviously has to get loaded by all bundles in order to manipulate the data. This is the code ... the classes and having to move data around between the Entities and DTOs. Many thanks in advance

Retrieve data of all entity classes in a single query

I have in an objectdb file 10 Entity Classes with some data in each (Athlete, Trainer, Stadium etc) This is the code I use to retrieve all Managed Types and data for the Athlete class Metamodel metamodel = em.getMetamodel(); Set> allManagedTypes = metamodel.getManagedTypes

Import data from MySQL

Hi, I tried the objectdb in my research, find it very easy to handle without setting up xml files ... mysql data into objectdb? gzdillon Lai Yang Currently to import data from other databases to ObjectDB ... data from MySQL using JPA as entity objects, detach the retrieved entity objects and then persist

Fetch Set from DB only works on debug mode

. In debug mode, by examining the set you load the data before closing the EntityManager. Read ... that hash set, it returns a null pointer. BUT, when I run the program in debug mode, it works fine ... , i will open a support ticket. elnll002 Facundo Curti This is not a bug. Lazily loaded data

Getting Started

ObjectDB is very easy to use. Follow the Getting Started Tutorial and the Quick Tour manual chapter and in minutes you may be able to write and run first Java programs against ObjectDB.

Prior knowledge or experience in database programming (SQL, JDBC, ORM, JPA, etc.) is not required, but some background in using the Java language is essential.

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