Keyphrases
- xml documents
- markup language
- xml data
- xml schema
- xml databases
- xml queries
- data integration
- xml format
- metadata
- data exchange
- relational databases
- object oriented databases
- neural network
- data retrieval
- data representation
- data model
- case study
- relational database systems
- object oriented
- information retrieval
- data centric
- twig queries
- databases
- relational data
- data types
- document collections
- topic maps
- xml retrieval
- xpath queries
- extensible markup language
- xml technology