Keyphrases
- xml documents
- state machines
- markup language
- xml data
- data integration
- xml databases
- databases
- xml schema
- lightweight
- xml format
- metadata
- xml queries
- data model
- data exchange
- high level
- semi structured
- cryptographic protocols
- topic maps
- relational databases
- network protocols
- communication protocol
- security protocols
- object oriented databases
- relational data
- labeling scheme
- application layer
- document structure
- keyword search
- database