XPointer allows you to walk the tree of nodes that an XML document is comprised of to address a specific node or nodes. XPointer expands the syntax set forth by XPath to provide a means of creating fragment identifiers, which are used to specify parts of documents. XPointer provides considerably more control over the referencing of XML document data than the hyperlink approach employed by HTML. For example, XPointer allows you to do things such as address an element with a given value within a list of elements of a given type. You use XPointer
A consortium of computer industry heavyweights, including Microsoft, IBM, Cisco Systems, Dell, EMC, Hewlett-Packard, Intel, and Sun have gathered together to back a specification called the Service Modeling Language, or SML. SML is designed to help IT managers keep better track of the computers and services on their networks.
IT managers can use SML to build up complex descriptions of their network and services using building blocks of XML data. Because the XML data is standardized, these blocks can be reused, and third-party developers can create
Schema component is the generic term for the building blocks that comprise the abstract data model of the schema. An XML Schema is a set of ·schema components·. There are 13 kinds of component in all, falling into three groups.
Primary Components:
The primary components, which may (type definitions) or must (element and attribute declarations) have names are as follows:
1.Simple type definitions
2.Complex type definitions
3.Attribute declarations
4.Element declarations
Secondary Components:
The secondary components, which must have