Keyphrases
- xml documents
- xml databases
- markup language
- metadata
- data management systems
- xml queries
- xml data
- user requirements
- xml format
- application specific
- data exchange
- xml retrieval
- functional requirements
- relational data
- semi structured data
- metadata elements
- keyword search
- data centric
- digital signature
- document centric
- data sets
- xml schema
- semi structured
- data integration
- information retrieval systems
- relational databases
- data structure
- neural network
- databases