Keyphrases
- xml documents
- xml data
- xml databases
- markup language
- object oriented
- xml format
- loosely structured
- data model
- xml retrieval
- labeling scheme
- relational databases
- xml queries
- relational data
- data transformation
- document structure
- xpath queries
- data representation
- semi structured documents
- data integration
- metadata
- databases
- extensible markup language
- data mining query language
- xml trees
- object oriented databases
- data exchange
- neural network
- semi structured data
- update operations
- structured documents
- information retrieval