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, so you can query and update the database at the same time using multiple threads. multiple EntityManager

you. Bimal Bimal kumar dalei Usually multithreading with JPA involves multiple multiple separate memory objects in different entity managers and threads. Locks are used

-safe? Can multiple entity managers exist at the same time? Flying Banana Jiacong Xu Creating multiple EntityManagerFactory instances is thread safe

are kept in memory is that they are shared between multiple threads (all using 'synchronized' operations ... . To avoid multiple memory objects for the same database object you may try sharing one

should get this working when I have multiple bundles using objectdb (e.g. Person, Buildings ... extensive use of OSGi with ObjectDB including multiple bundles with entity classes. Unfortunately

Hello. We are currently using ObjectDB in application server Jboss as 7.1.1.final. ObjectDB version is 2.5.3_02. The following errors occur when multiple ajax requests are executed: Caused by: com.objectdb.o.InternalException: Error

.timeout" I have a situation where multiple threads can hit a shared counter (which is used

of the EntityManager instances). Using multiple 

Hi, We are trying to create a servlet that performs database online backup. Unfortunately, even though no exception is thrown, backup files aren't created. When I turn on DEBUG logging in ODB, I get multiple ClassNotFoundExceptions like :

with multiple JOIN operations with very slow execution time you may be able to manually select the best query