7 | Connections poolHi! Does ObjectDB keeps and reuses a pool of connections as MySQL JDBC driver does? I mean when it's used in a container like Tomcat, Glassfish, JBoss etc. Thank you. zmirc Mircea Chirac Yes. Every EntityManagerFactory instance manages a pool of connections and reuses them when it creates new |
7 | Many connections possible? and will it makes problem in future? this should be handled by the application server or web server (GlassFish, JBoss, Tomcat) or by dedicated ... , but they are limited by practical factors such as thread numbers (depending on your operating |
7 | Web Framework Recommendation for leveraging JPA + ObjectDB can switch Persistence Engines as I see fit later on ! So that I can easily switch to a true OODBMS ... are: Servlet container (Tomcat / Jetty) with servlets and JSPs. Java EE application server (JBoss |
7 | system exception occurred during an invocation on EJB GuestDao) at com.sun.ejb.EjbInvocation.proceed(EjbInvocation.java:582) at org.jboss.weld.ejb ... ) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke ... :582) at org.jboss.weld.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke |
6 | UTF Error.el.ValueExpressionImpl.getValue(ValueExpressionImpl.java:184) at org.jboss.weld.module.web.el ... .jboss.weld.module.web.el.WeldValueExpression.getValue(WeldValueExpression.java:50) at com.sun ... ) at org.jboss.weld.module.web.el.WeldValueExpression.getValue(WeldValueExpression.java:50) at com.sun |
1 | ObjectDB 2.3.1Added support for using ObjectDB with JBoss AS 7.0. Sample databases (world.odb, points.odb) included in ObjectDB distribution. New default Explorer colors (apply with Tools > Options > Fonts > Reset All). New menu for accessing local databases (in $objectdb/db) in the Explorer. Improved |
1 | ObjectDB 2.5.5 that is already running (avoiding further attempts). Fixed a memory issue with using ObjectDB with JBoss ... time zones. Fixed log archiving to affect only "odb*.log" files. Fixed an Explorer bug in displaying Integer embedded ID fields as Long. |
1 | ObjectDB 2.2.1Added support for using ObjectDB with JBoss AS 6.0 / 6.1. Fixed several bugs in handling eager fetch. Fixed a pessimistic locking bug. Fixed a bug in using primary key fields in queries. Fixed a bug in queries on deleted objects before commit / flush. |
1 | ObjectDB 2.4.3Added support for using ObjectDB with JBoss AS 7.1.1. Improved performance of merging managed entities. Fixed a deadlock. Changed license checks. |
0 | javax.jdo.spi.StateManager, this method returns the identity as of the beginning of the transaction. Parameters: pc - the calling ... the current transaction, this method returns the current identity as changed in the transaction ... transient instances made transactional as a result of being the target of a makeTransactional method |
