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4

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

/schema/p" xmlns:context="http://www.springframework.org/schema/context" xmlns:tx="http://www ... ://www.springframework.org/schema/context         http://www.springframework.org/schema/context/spring-context-3.0.xsd         http://www.springframework.org/schema/mvc         http://www
4

Queries are slow on a large database

.JDOUserException Invalid context for aggregate 'count' (error 743) (position 0) at com.objectdb.jdo.JdoQuery ... "/> <extension vendor-name="objectdb" key="index" value="context"/> </class> I added a new ... ="objectdb" key="index" value="context"/> </class> My class is: public class
4

Cannot initialize db after inserting a java.util.List

.startContext(ContextHandler.java:543) at org.mortbay.jetty.servlet.Context.startContext(Context.java:136 ... .Context.startContext(Context.java:136) at org.mortbay.jetty.webapp.WebAppContext.startContext
4

Eclipse4 RCP - No Persistence provider for EntityManager

have no clue how to solve that Problem. Setting the Context Classloader doesn't seem to work ... Gerhardt If setting the context class loader works only this way (i.e. between building ... the context class loader only later. You may be able to avoid changing the context class loader by
4

Activation Issue

application context with one Spring Data JPA generated repository bean. There are 11 entity classes ... .context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:762) at org.springframework.context.support.AbstractApplicationContext.refresh
4

Pooling of EntityManagers

resource. However, the persistence context, i.e., the first level cache that an EntityManager holds ... context). However, whether it improves performance or not depends on too many factors ... the persistence context / first level cache. However, possibly the main gain from pooling EntityManager
4

Dependency from enhanced classes to the objectDB library

the entity classes, so it will be found using the thread context class loader (which is also used ... to set it as the thread context class loader for ObjectDB. You can define your own custom class loader ... of using the context class loader, and maybe support several class loaders, including for loading
4

Launching explorer giving some bugs

: invalid context 0x0 Jul 19 23:15:51 KadirBASOL.local java[10319] <Error>: CGContextSetBaseCTM: invalid context 0x0 Jul 19 23:15:51 KadirBASOL.local java[10319] <Error>: CGContextGetCTM: invalid context 0x0 Jul 19 23:15:51 KadirBASOL.local java[10319] <Error>: CGContextSetBaseCTM: invalid context 0x0
3

How to deploy an Objectdb project with Jboss AS 7?

: Listening on /127.0.0.1:9999 04:56:02,526 INFO [org.jboss.as.remoting] (MSC service thread 1-7) JBAS017100: Listening on localhost/127.0.0.1:4447 04:56:02,528 INFO [org.jboss.as.server.deployment.scanner
0

Once served to JSF page via @EJB query bean, many list fields are null (but same query ok after fresh persist in @PostConstruct)

below), so when the findElements method completes - all the entity objects in the persistence context are detached ... context (EntityManager) and changes made to the objects will be tracked as part of the current ... Contexts / Extended Persistence Contexts) Pages 159 - 160 (Detachment) Pages 76 - 77 (Lazy Fetching

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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