<property name="eclipselink.jdbc.read-connections.min" value="10"/>
		    <property name="eclipselink.jdbc.read-connections.max" value="50"/>
		    <property name="eclipselink.jdbc.write-connections.max" value="20"/>
		    <property name="eclipselink.logging.level" value="WARNING"/>
		    <!--<property name="eclipselink.logging.level.sql" value="FINE"/>-->
		    <property name="eclipselink.jdbc.cache-statements" value="true"/>
		    <property name="eclipselink.jdbc.batch-writing" value="JDBC"/>
		    <property name="eclipselink.jdbc.batch-writing.size" value="50"/>
		    <property name="eclipselink.query-results-cache" value="false"/>
		    <property name="javax.persistence.cache.storeMode" value="REFRESH"/>
		    <property name="eclipselink.weaving" value="false"/>
		    <property name="eclipselink.weaving.lazy" value="true"/>
		    <property name="eclipselink.weaving.fetchgroups" value="true"/>
		    <property name="eclipselink.weaving.eager" value="true"/>
		    <property name="eclipselink.weaving.changetracking" value="false"/>
		    <property name="eclipselink.orm.throw.exceptions" value="true"/>
		    <property name="eclipselink.jdbc.bind-parameters" value="true"/>