Java Reference
In-Depth Information
The persistence provider is specified as org.eclipse.persistence.jpa.
PersistenceProvider . The jta-data-source is mapped as java:/app/jdbc/
jdbc/OracleDBConnectionDS , which is a mapping performed by JDeveloper The
java:/app/jdbc prefix gets added in mapping a data source name to the JTA
Data Source name when creating the persistence unit. The jdbc/ prefix and the
DS suffix get added in mapping a connection name to a data source name. The property is specified as WebLogic_10 . The javax.
persistence.jtaDataSource property is specified as java:/app/jdbc/jdbc/
OracleDBConnectionDS . The persistence.xml configuration file is listed next:
<?xml version="1.0" encoding="Cp1252" ?>
<persistence xmlns:xsi=""
xmlns="" version="1.0">
<persistence-unit name="em">
<property name=""
value="WebLogic_10" />
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