THE XML REVOLUTION - TECHNOLOGIES FOR THE FUTURE WEB

Usage scenarios

XML querying is relevant for:

human-readable documents
to retrieve individual documents, to provide dynamic indexes, to perform context-sensitive searching, and to generate new documents
data-oriented documents
to query (virtual) XML representations of databases, to transform data into new XML representations, and to integrate data from multiple heterogeneous data sources
mixed-model documents
to perform queries on documents with embedded data, such as catalogs, patient health records, employment records, or business analysis documents