An XML element attribute is a tag property that adds additional information to XML data. You can use the Java JDOM classes to read the XML data including the element's attribute property.

JPA and Hibernate enum mapping The Java enum, introduced in Java 5, will map to the underlying database without any intervention. The JPA framework, be it Hibernate or Toplink or DataNucleus, will ...

What is the persistence.xml file? When a developer bootstraps a JPA-based application, the framework searches for the persistence.xml file in a folder named META-INF somewhere on the JVM's classpath.