<delete_rule xmlns="http://www.sqlparser.com/xml/ansi2003"> <kw_on>{1,1}</kw_on> <kw_delete>{1,1}</kw_delete> <referential_action>{1,1}</referential_action> </delete_rule>
<xs:element name="delete_rule"> <xs:complexType> <xs:sequence> <xs:element ref="kw_on"/> <xs:element ref="kw_delete"/> <xs:element ref="referential_action"/> </xs:sequence> </xs:complexType> </xs:element>