Keyphrases
- xml documents
- xml data
- special issue
- xml schema
- markup language
- databases
- xml queries
- data exchange
- xml format
- metadata
- data integration
- xml databases
- object oriented
- building blocks
- data model
- xpath queries
- semistructured data
- xml technology
- loosely structured
- object oriented databases
- topic maps
- keyword search
- relational data
- relational databases
- data mining query language
- database
- client server environment
- database systems
- document centric
- query processing
- document structure
- data transformation
- xml elements
- heterogeneous data sources
- data centric
- labeling scheme
- semi structured data
- structured data
- data types
- xml retrieval
- semi structured