Query Rewriting for Semistructured Data.
Yannis PapakonstantinouVasilis VassalosPublished in: SIGMOD Conference (1999)
Keyphrases
- semistructured data
- query rewriting
- tree patterns
- heterogeneous data
- query language
- data model
- conjunctive queries
- regular path queries
- data integration
- regular expressions
- query optimization
- query answering
- semi structured
- structured data
- database systems
- query evaluation
- structural features
- xml queries
- spatial databases
- data management
- data sources
- multimedia databases
- raw data
- databases
- complex data
- incomplete information
- user queries
- xpath queries
- query processing
- query containment
- data mining