Keyphrases
- xml documents
- tree structured data
- tree structure
- xml data
- twig queries
- xml trees
- metadata
- markup language
- xml queries
- xml query languages
- data exchange
- data analysis
- xml format
- xml schema
- databases
- xml databases
- twig pattern
- data integration
- data model
- relational databases
- data visualization
- path expressions
- relational database systems
- semi structured
- self organizing maps
- tree structures
- semistructured data
- xml retrieval
- relational data
- index structure
- type checking
- tree matching
- data structure
- document object model