Keyphrases
- metadata
- xml documents
- xml data
- markup language
- xml schema
- web services
- real estate
- xml databases
- relational databases
- data exchange
- working group
- world wide
- xml queries
- learning resources
- object oriented
- data model
- semi structured
- xml retrieval
- databases
- xpath queries
- object oriented databases
- database
- data integration
- relational database systems
- data representation
- semistructured data
- wireless sensor networks
- document structure
- update operations
- xml format
- website
- sensor web
- xml technology