Keyphrases
- incremental maintenance
- xml views
- relational databases
- relational data
- materialized views
- query rewriting
- xml documents
- data exchange
- xml data
- semi structured data
- xml queries
- binary data
- xpath queries
- data cube
- query answering
- relational schema
- xml databases
- structured data
- query processing
- relational model
- data warehouse
- view maintenance
- databases
- data sets
- xml schema
- data warehousing
- functional dependencies
- query optimization
- data integration
- data structure