Keyphrases
- multiresolution
- efficient query processing
- native xml databases
- data retrieval
- database
- xpath queries
- access methods
- query processing
- xml documents
- query language
- indexing methods
- xml data
- query relaxation
- twig queries
- xml query processing
- ranked retrieval
- content and structure
- indexing structure
- databases
- path expressions
- inverted index
- relational database systems
- data model
- relational databases
- web search engines
- retrieval strategies
- structured documents
- efficient processing
- update operations
- indexing techniques
- information retrieval
- xml databases
- database objects
- xquery full text
- index structure
- xml query languages
- inverted file
- database systems
- indexing method
- wavelet transform
- query patterns
- relational database management systems
- structured data
- native xml
- xml queries
- data exchange
- retrieval process
- semi structured
- range queries
- data structure
- backend database
- metadata
- data integration
- query result
- user queries
- keyword queries
- retrieval systems
- multimedia databases
- xml schema
- query evaluation