Wildfly Datasource and JPA Descriptor (persistence.xml)

persistence.xml

<?xml version="1.0" encoding="UTF-8" standalone="no"?>
<persistence xmlns="http://java.sun.com/xml/ns/persistence" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" version="2.0" xsi:schemaLocation=" http://java.sun.com/xml/ns/persistence http://java.sun.com/xml/ns/persistence/persistence_2_0.xsd">
  <persistence-unit name="primary">
    <jta-data-source>java:jboss/datasources/PeopleDS</jta-data-source>
    <properties>
      <property name="hibernate.hbm2ddl.auto" value="create-drop"/>
      <property name="hibernate.show_sql" value="false"/>
      <property name="hibernate.transaction.flush_before_completion" value="true"/>
    </properties>
  </persistence-unit>
</persistence>

person-ds.xml

<datasources xmlns="http://www.jboss.org/ironjacamar/schema"
   xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
   xsi:schemaLocation="http://www.jboss.org/ironjacamar/schema http://docs.jboss.org/ironjacamar/schema/datasources_1_0.xsd">
   <!-- The datasource is bound into JNDI at this location. We reference
this in META-INF/persistence.xml -->
   <datasource jndi-name="java:jboss/datasources/PeopleDS"
      pool-name="people-web" enabled="true"
      use-java-context="true">
      <connection-url>jdbc:h2:mem:people-web;DB_CLOSE_ON_EXIT=FALSE</connection-url>
      <driver>h2</driver>
      <security>
         <user-name>sa</user-name>
         <password>sa</password>
      </security>
   </datasource>
</datasources>