<?xml version="1.0" encoding="UTF-8"?>
<entity_carrier_zone>
  <fields primary="id_carrier, id_zone" sql="a.id_carrier &gt; 1">
    <field name="id_carrier" relation="carrier"/>
    <field name="id_zone" relation="zone"/>
  </fields>
  <entities>
    <carrier_zone id="carrier_zone_2_1" id_carrier="My_carrier" id_zone="Europe"/>
    <carrier_zone id="carrier_zone_2_2" id_carrier="My_carrier" id_zone="North_America"/>
  </entities>
</entity_carrier_zone>