Books

books.xml

<?xml version="1.0"?>
<catalog>
   <book>
      <author>Gambardella, Matthew</author>
      <title>XML Developer's Guide</title>
      <genre>Computer</genre>
      <price>44.95</price>
      <publish_date>2000-10-01</publish_date>
      <description>An in-depth look at creating applications 
      with XML.</description>
   </book>
   <book>
      <author>Ralls, Kim</author>
      <title>XML Developer's Guide</title>
      <genre>Fantasy</genre>
      <price>5.95</price>
      <publish_date>2000-12-16</publish_date>
      <description>A former architect battles corporate zombies, 
      an evil sorceress, and her own childhood to become queen 
      of the world.</description>
   </book>
   <book>
      <author>Corets, Eva</author>
      <title>Maeve Ascendant</title>
      <genre>Fantasy</genre>
      <price>5.95</price>
      <publish_date>2000-11-17</publish_date>
      <description>After the collapse of a nanotechnology 
      society in England, the young survivors lay the 
      foundation for a new society.</description>
   </book>
   <book>
      <author>Corets, Eva</author>
      <title>Oberon's Legacy</title>
      <genre>Fantasy</genre>
      <price>5.95</price>
      <publish_date>2001-03-10</publish_date>
      <description>In post-apocalypse England, the mysterious 
      agent known only as Oberon helps to create a new life 
      for the inhabitants of London. Sequel to Maeve 
      Ascendant.</description>
   </book>
</catalog>

books.xsd

<?xml version="1.0" encoding="UTF-8"?>
<xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema" elementFormDefault="qualified" attributeFormDefault="unqualified">
          <!-- XML Schema Generated from XML Document on Sun Oct 08 2017 01:47:23 GMT+0100 (GMT Standard Time) -->
          <!-- with XmlGrid.net Free Online Service http://xmlgrid.net -->
       <xs:element name="catalog">
              <xs:complexType>
                     <xs:sequence>
                            <xs:element name="book" maxOccurs="unbounded">
                                   <xs:complexType>
                                          <xs:sequence>
                                                 <xs:element name="author" type="xs:string"></xs:element>
                                                 <xs:element name="title" type="xs:string"></xs:element>
                                                 <xs:element name="genre" type="xs:string"></xs:element>
                                                 <xs:element name="price" type="xs:double"></xs:element>
                                                 <xs:element name="publish_date" type="xs:date"></xs:element>
                                                 <xs:element name="description" type="xs:string"></xs:element>
                                             </xs:sequence>
                                      </xs:complexType>
                               </xs:element>
                        </xs:sequence>
                 </xs:complexType>
                        <xs:unique name="uniqueTitle">
                               <xs:selector xpath="book"/>
                               <xs:field xpath="title"/>
                        </xs:unique>
          </xs:element>
   </xs:schema>