<query_specification xmlns="http://www.sqlparser.com/xml/ansi2003"> <kw_select>{1,1}</kw_select> <set_quantifier>{0,1}</set_quantifier> <select_list>{1,1}</select_list> <table_expression>{1,1}</table_expression> </query_specification>
<xs:element name="query_specification"> <xs:complexType> <xs:sequence> <xs:element ref="kw_select"/> <xs:element ref="set_quantifier" minOccurs="0"/> <xs:element ref="select_list"/> <xs:element ref="table_expression"/> </xs:sequence> </xs:complexType> </xs:element>