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7

JBOSS AS7 7.1.1 - Entity not persisted and createNamedQuery fire exception

>         <resource-root path="objectdb-jee-2.4.0_04.jar"/>     </resources>     <dependencies ... .servlet.api" optional="true"/>      </dependencies> </module> The pom.xml is modified accordingly
7

objectdb:2.8.4 - Error occurred during initialization of boot layer

the objectdb-jee-2.8.4.jar with following dependencies javax.persistence.jar javax.transaction.jar ... as shown in attached dependency file. Harman Alexander Golyshkin Yes. This is the preferred way to go. support Support
5

ClassCastException of same object type

to be able to change plugins depending on who uses the application. So the classes cannot be in the main
5

Jboss 6 persistence.xml startup error

> and here is the error: 2011-04-04 18:35:23,098 ERROR [org.jboss.kernel.plugins.dependency
5

Objectdb recovery

(the exact effect depends on too many factors, so it has to be checked with your specific application
5

Problem of query With an aggregate function

depends on the type of the fields (nb1, nb2, ...). If the type of your fields is long (or Long
5

Connection performace after upgrade to objectdb 2

. The problem is that in my software, customers needs to load a component that depends on many odb file
5

Is 2 level cache in use?

and then check if it is cached. The L2 cache doesn't always improve performance. It depends
1

NullPointerException in __odbGetNumMember

, it may be possible for some entity classes to be loaded before enhancement, depending on how exactly
1

combined index not used

combined index not used

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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