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1

Optimistic lock failed : object has version .. instead of ..

I do basic storage and retrieval of Record class. When I stress the retrieval/storage with Apache JMeter sometimes (at some requests) I get this exception.   [ObjectDB 2.5.0] javax.persistence.OptimisticLockException Optimistic lock failed for object entities.Record#'1405/838/2011/121' (object
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1

Persist not working when ObjectDB and another db is used in the same application (through spring) with different tx managers

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1

Question about roadmap

Envers Support for Apache Lucene like in Hibernate Search JPA 2.1 support has to have high priority
Forum
1

Should I use ObjectDB and JDO?

at the official JDO API location:  https://db.apache.org/jdo/javadoc.html?  Which version of API
Forum
1

Tomcat + JPA Problem

07.03.2011 20:01:30 org.apache.catalina.core.StandardContext listenerStart SCHWERWIEGEND
Forum
1

Future JDO versions?

versions: http://db.apache.org/jdo/specifications.html ?   Development of JDO in the recent years
Forum
1

What role is the JDO in ObjectDB?

.persistence.annotations.Index    // EclipseLink     @org.apache.openjpa.persistence.jdbc.Index
Issue
1

auto-generated uuid fields

value, then implementing this feature will get high priority. My mistake - I was looking at Apache