Keyphrases
- xml documents
- xml data
- data retrieval
- information retrieval
- xml databases
- twig queries
- xml queries
- markup language
- data exchange
- relational databases
- relational data
- metadata
- database
- xml format
- native xml databases
- content based retrieval
- indexing scheme
- topic maps
- semi structured
- data integration
- databases
- text retrieval
- indexing methods
- data transformation
- search engine
- storage and retrieval
- xml retrieval
- xpath queries
- efficient query processing