Keyphrases
- xml documents
- xml data
- markup language
- xml databases
- xml schema
- databases
- data model
- data mining query language
- xml retrieval
- object oriented
- relational databases
- metadata
- data integration
- database
- query language
- update operations
- data centric
- xml queries
- semi structured
- object oriented databases
- relational database systems
- keyword search
- web services
- search engine
- neural network
- xpath queries
- integrity constraints
- twig queries
- client server environment
- data management