Keyphrases
- xml documents
- markup language
- xml data
- xml format
- xml schema
- databases
- data exchange
- high level
- relational databases
- data integration
- xml queries
- xml databases
- keyword search
- ranked retrieval
- data transformation
- data model
- data types
- xml retrieval
- relational database management systems
- labeling scheme
- metadata
- data mining
- semi structured
- integrity constraints
- structured data
- object oriented
- xml technology