About concurrency

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Forum
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EntityTransaction.commit() does not release a pessimistic lock

java.util.HashMap; import java.util.Map; import java.util.concurrent.CyclicBarrier; import java.util.concurrent.TimeUnit; public class Main { public static void main(String[] args) { try
Issue
1

NullPointerException on TreeSet load

.SocketProcessorBase.run(SocketProcessorBase.java:49) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) at java.util.concurrent.ThreadPoolExecutor$Worker.run
Result
1

ObjectDB version 2.2.5

entity object. Fixed merging entity objects of another EntityManager. Fixed a bug in concurrent
Result
1

ObjectDB version 2.6.2

#1635). Fixed a NullPointerException on concurrent access of first object of an entity class. Fixed
Result
1

ObjectDB version 2.7.2

for possibly improved concurrent database file access. Added automatic logging of query details
Forum
1

Accessiblity of attributes in entities in several OSGi-Bundles

one transaction from another concurrent transaction that cannot yet see the operations of the first
Forum
1

client server set up and load

Hello All, Can objectdb handle client - server connections from over 200 users? Can it be efficiently used in client-server mode? Code examples where possible will be appreciated. Thank you. Regards ObjectDB can handle concurrently 200 users (or more). The maximum load is less affected by number
Issue
1

Database access error , Doctor hanging on trying to repair, production shutdown at our biggest customer

with older versions with the concurrent read queries that have been solved for us with that version
Forum
1

Embedded & Activation & Scalation

time.. ?   Alex Multiple processes cannot write to the same ObjectDB database concurrently. Future
Forum
1

Embedded mode usage question

. For real concurrent multi threading you just have to use a separate EntityManager for every thread