Instance of the schema constraint XML file

It Programmer development Essentials-all kinds of resources download list, history of the most IT resources, personal collection summary. shiporder_1.xsd File:

<?xml version= "1.0" encoding= "UTF-8"?>

<xs:schema xmlns:xs= "Http://www.w3.org/2001/XMLSchema"

Targetnamespace= "Http://www.itstar.cn/shiporder_1"

elementformdefault= "qualified" >

<xs:element name= "Shiporder" >

<xs:complexType>

<xs:sequence>

<xs:element name= "Orderperson" type= "xs:string"/>

<xs:element name= "ShipTo" >

<xs:complexType>

<xs:sequence>
< xs:element name= "name" type= "xs:string"/>

<xs:element name= "Address" type= "xs:string"/>

<xs:element name= "City" type= "xs:string"/>

<xs:element name= "Country" type= "xs:string"/>

</xs:sequence>

</xs:complexType>

</xs:element>

<xs:element name= "Item" maxoccurs= "unbounded" >

<xs:complexType>

<xs:sequence>

<xs:element name= "title" Type= "Xs:string"/>

<xs:element name= "Note" type= "xs:string" minoccurs= "0"/>

<xs:element name= "Quantity" type= "Xs:positiveinteger" ></xs:element>

<xs:element name= "Price" type= "Xs:decimal"/>

</xs:sequence>

</xs:complexType>

</xs:element>

</xs:sequence>

<xs:attribute name= "OrderID" type= "xs:string" use= "required"/>

</xs:complexType>

</xs:element>

</xs:schema>

shiporder_2.xsd File: (I don't know why this method cannot add the targetnamespace attribute)

<?xml version= "1.0" encoding= "UTF-8"?>

<xh:schema xmlns:xh= "Http://www.w3.org/2001/XMLSchema"

elementformdefault= "qualified" >

<!--simple element definition--

<xh:element name= "Orderperson" type= "xh:string"/>

<xh:element name= "name" type= "xh:string"/>

<xh:element name= "Address" type= "xh:string"/>

<xh:element name= "City" type= "xh:string"/>

<xh:element name= "Country" type= "xh:string"/>

<xh:element name= "title" Type= "Xh:string"/>

<xh:element name= "Note" type= "xh:string"/>

<xh:element name= "Quantity" type= "Xh:positiveinteger"/>

<xh:element name= "Price" type= "Xh:decimal"/>

<!--definition of properties--

<xh:attribute name= "OrderID" type= "xh:string"/>

<!--definition of composite elements--

<xh:element name= "ShipTo" >

<xh:complexType>

<xh:sequence>

<xh:element ref= "Name"/>

<xh:element ref= "Address"/>

<xh:element ref= "City"/>

<xh:element ref= "Country"/>

</xh:sequence>

</xh:complexType>

</xh:element>

<xh:element name= "Item" >

<xh:complexType>

<xh:sequence>

<xh:element ref= "title"/>

<xh:element ref= "Note" minoccurs= "0"/>

<xh:element ref= "Quantity"/>

<xh:element ref= "Price"/>

</xh:sequence>

</xh:complexType>

</xh:element>

<xh:element name= "Shiporder" >