<as_correlation_name xmlns="http://www.sqlparser.com/xml/ansi2003"> <kw_as>{0,1}</kw_as> <correlation_name>{1,1}</correlation_name> </as_correlation_name>
<xs:element name="as_correlation_name"> <xs:complexType> <xs:sequence> <xs:element ref="kw_as" minOccurs="0"/> <xs:element ref="correlation_name"/> </xs:sequence> </xs:complexType> </xs:element>