Keyphrases
- xml documents
- xml data
- spatial and temporal
- markup language
- twig queries
- xml databases
- database
- data model
- temporal information
- information retrieval
- indexing scheme
- space time
- content based retrieval
- xpath queries
- indexing method
- temporal relations
- temporal evolution
- spatio temporal
- semi structured
- object retrieval
- efficient query processing
- metadata
- databases
- topic maps
- xml format
- xml queries
- temporal constraints
- indexing techniques
- xml schema
- data exchange
- relational databases
- temporal data
- temporal databases
- xml retrieval
- relational data
- access methods
- data types
- data integration
- object oriented
- query processing
- data structure
- extensible markup language