The XSD Schema (books.xsd)
The following document shows the books.xsd schema used in this example.
If you want to run the example in this topic, copy the following code to a text editor, such as Notepad, and then save the file as books.xsd.
<xsd:schema xmlns:xsd="http://www.w3.org/2001/XMLSchema"> <xsd:element name="catalog"> <xsd:complexType> <xsd:sequence> <xsd:element name="book" minOccurs="0" maxOccurs="unbounded"> <xsd:complexType> <xsd:sequence> <xsd:element name="author" type="xsd:string"/> <xsd:element name="title" type="xsd:string"/> <xsd:element name="genre" type="xsd:string"/> <xsd:element name="price" type="xsd:float"/> <xsd:element name="publish_date" type="xsd:date"/> <xsd:element name="description" type="xsd:string"/> </xsd:sequence> <xsd:attribute name="id" type="xsd:string"/> </xsd:complexType> </xsd:element> </xsd:sequence> </xsd:complexType> </xsd:element> </xsd:schema>