
• XML & Related Technologies
file in a manner similar to interpreting a normal XML document. Also, schema offers far more data types
than DTD.
One thing needs to be noted, though. Learning and using DTD is simple. However, for newcomers,
schemas can be daunting in the initial stages. We shall cover schemas comprehensively later.
Schema specifications can be found on http://www.w3.org/tr/xmlschema-0/, http://www.w3.org/tr/
xmlschema-1/, and http://www.w3.org/tr/xmlschema-2/.
1.5.7 XML Query Language (XQuery)
The XML query language, also called as XQuery, is still being developed. When completed, it is expected to
provide a complete set of query ...