alfresco-community-repo/source/test-resources/xforms/tests/schema/multi-namespace-test.xsd

<?xml version="1.0" encoding="UTF-8"?>
<xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema"
           xmlns:mynsprefix="http://mine.org/mynsuri"
           xmlns:othernsprefix="http://other.org/othernsuri"
           elementFormDefault="qualified"
           attributeFormDefault="qualified"
           targetNamespace="http://mine.org/mynsuri">
  <xs:import namespace="http://other.org/othernsuri" schemaLocation="/multi-namespace-test-other.xsd"/>

  <xs:element name="multi-namespace-test">
    <xs:complexType>
      <xs:sequence>
        <xs:element name="element_type_1" type="othernsprefix:type1"/>
      </xs:sequence>
      <xs:attribute name="attribute_type_1" type="othernsprefix:type1" use="required"/>
    </xs:complexType>
  </xs:element>
</xs:schema>