Example of Data in XML <purchase order> <identifier>P-101 </identifier> <purchaser> <name>Cray Z.Coyote </name> <address>Route 66,Mesa Flats,Arizona 86047,USA </address> </purchaser> <supplier> <name>Acme Supplies </name> <address>1 Broadway,New York,NY,USA </address> </supplier> <itemlist> <item> <identifier>RS1 </identifier> <description>Atom powered rocket sled </description> <quantity>2</quantity> <price>199.95 </price> </item> <item>...</item> </itemlist> <total cost>429.85 </total cost> </purchase order> Database System Concepts-7th Edition 8.10 ©Silberscha乜，Korth and SudarshanDatabase System Concepts - 7 8.10 ©Silberschatz, Korth and Sudarshan th Edition Example of Data in XML ▪ <purchase order> <identifier> P-101 </identifier> <purchaser> <name> Cray Z. Coyote </name> <address> Route 66, Mesa Flats, Arizona 86047, USA </address> </purchaser> <supplier> <name> Acme Supplies </name> <address> 1 Broadway, New York, NY, USA </address> </supplier> <itemlist> <item> <identifier> RS1 </identifier> <description> Atom powered rocket sled </description> <quantity> 2 </quantity> <price> 199.95 </price> </item> <item>…</item> </itemlist> <total cost> 429.85 </total cost> …. </purchase order>