Keyphrases
- xml documents
- xml data
- markup language
- xml queries
- metadata
- relational databases
- xml schema
- data integration
- semistructured data
- data model
- databases
- object oriented
- data transformation
- semi structured data
- xml databases
- semi structured
- extensible markup language
- update operations
- xml format
- database
- object oriented databases
- keyword search
- relational data
- data exchange
- xml retrieval
- content and structure
- data types
- query language
- data mining