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; Feb 18, 2021 3:37:23 PM org.jboss.threads.Version <clinit> INFO: JBoss Threads version 3.2.0.Final dmoshal David Moshal Thank you for this report. Actually it seems as an issue with 

is much appreciated. Wating for your warm reply. I have attached a Netbeans project as an example ... .ValueExpressionImpl.getValue(ValueExpressionImpl.java:219) at org.jboss.weld.el.WeldValueExpression ... .EjbInvocation.proceed(EjbInvocation.java:571) at org.jboss.weld.ejb.SessionBeanInterceptor.aroundInvoke

.InternalException at org.jboss.seam.security.IdentityImpl.authenticate(IdentityImpl.java:304) at org.jboss.seam.security.IdentityImpl.login(IdentityImpl.java:223) at org.jboss.seam.security.org$jboss$weld$bean-WEB-INF$lib$seam-security-impl-ManagedBean-class_org$jboss$seam$security$IdentityImpl

the state of the database at the end of a specific transaction. The ID of that transaction is used as ... and the required backup file does not exist, ObjectDB automatically creates a backup file as a copy ... > and the required argument is the path to the database file (e.g. my.odb as shown above). ObjectDB

implementations can easily make uncommitted changes visible in simple JPA operations, such as level as a default for all the queries in that - sets the query language, as one of "JPQL" (JPA query language), "JDOQL

database on any server (but not in embedded mode) can function as a master database in a cluster.  ... > element defines a master database. As demonstrated above, a full URL has to be specified including ... this case, the master database can be accessed ordinarily as follows:

and records as in JDBC. Using plain old Java objects (POJO) to represent persistent data can significantly simplify database programming. A JPA implementation (sometimes referred to as a JPA provider) is needed in order to interact with a relational database such as Oracle, DB2, SQL Server or

">createEntityManagerFactory static method expects a persistence unit name as an argument, but when using ... >EntityManager does not close the database itself (that is the job of the factory as previously explained ... (such as a database file pointer or a socket to a remote server) in a connection pool and use

, which is a collection of all the entity objects that it manages. The persistence context serves as a first level ... except classes that are specified as Cacheable explicitly ... indicates that the cache is enabled for all the entity classes except classes that are specified as

is specified as null , events for all persistent classes ... against the datastore. An implementation might flush instances as if as specified in the PersistenceManagerFactory.