Keyphrases
- xml documents
- xml data
- markup language
- xml databases
- xml format
- metadata
- information processing
- xml schema
- semistructured data
- data model
- object oriented
- data integration
- data exchange
- xml queries
- databases
- labeling scheme
- data representation
- keyword search
- xpath queries
- data types
- relational databases
- semi structured data
- search engine
- event driven
- data sets
- extensible markup language
- semi structured documents
- loosely structured