Custom XML Filter

<?xml version="1.0" encoding="utf-8"?>
<fetch xmlns:xsi="www.w3.org/.../XMLSchema-instance" xmlns:xsd="www.w3.org/.../XMLSchema" version="1.0">
  <entity name="aec_projectlead">
    <filter type="and">
      <condition attribute="ownerid" operator="eq-userid" />
    </filter>
  </entity>
</fetch>

<?xml version="1.0" encoding="utf-8"?>
<fetch xmlns:xsi="www.w3.org/.../XMLSchema-instance" xmlns:xsd="www.w3.org/.../XMLSchema" version="1.0">
  <entity name="aec_projectlead">
    <link-entity name="aec_leadcompany" alias="L0" from="aec_projectleadid" to="aec_projectleadid" link-type="inner">
      <filter type="and">
        <condition attribute="ownerid" operator="eq-userid" />
      </filter>
    </link-entity>
  </entity>
</fetch>