Ontology-based Access to heterogeneous XML Data.
Lule AhmediPedro José MarrónGeorg LausenPublished in: GI Jahrestagung (1) (2001)
Keyphrases
- xml data
- semi structured information
- xml documents
- data model
- xml queries
- xml databases
- relational and xml data
- query processing
- semi structured data
- query evaluation
- relational databases
- query language
- query optimization
- xml schema
- relational data
- xpath queries
- keyword search
- database
- query decomposition
- access control
- querying xml data
- path expressions
- labeling scheme
- native xml
- heterogeneous data
- xml query processing
- standard for data exchange
- scientific data