Date Added: Mar 2011
XML now becomes a standard for the various businesses in the world. Manipulation of the data and evaluating the queries over the data in the XML documents is very important. The indexing schemes use various labeling schemes for the static and dynamic XML document. The performance of the query system depends on the way of getting the data from the document. The persistent labels assigned to the node will help to get the structural information like ancestor-descendant relationship among the nodes of the XML data while querying.