jpa/employee.dynamic/src/main/resources/META-INF/persistence.xml

<?xml version="1.0" encoding="UTF-8"?>
<persistence version="2.1"
             xmlns="http://xmlns.jcp.org/xml/ns/persistence"
             xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
             xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/persistence http://xmlns.jcp.org/xml/ns/persistence/persistence_2_1.xsd">
	<persistence-unit name="employee-xml" transaction-type="RESOURCE_LOCAL">
		<provider>org.eclipse.persistence.jpa.PersistenceProvider</provider>
		<mapping-file>META-INF/employee-orm.xml</mapping-file>
		<exclude-unlisted-classes>true</exclude-unlisted-classes>
		<validation-mode>CALLBACK</validation-mode>
		<properties>
			<property name="eclipselink.weaving" value="static"/>
		</properties>
	</persistence-unit>
	
	<persistence-unit name="employee-api" transaction-type="RESOURCE_LOCAL">
        <provider>org.eclipse.persistence.jpa.PersistenceProvider</provider>
        <exclude-unlisted-classes>true</exclude-unlisted-classes>
    </persistence-unit>
</persistence>