Horizontal Query Optimization on Ordered Semistructured Data.
Hartmut LiefkePublished in: WebDB (Informal Proceedings) (1999)
Keyphrases
- query optimization
- semistructured data
- database systems
- tree patterns
- data model
- query language
- cost model
- semi structured
- regular expressions
- structured data
- xml data
- query processing
- raw data
- regular path queries
- query execution
- xml queries
- database management systems
- heterogeneous data
- complex queries
- database
- data management
- data integration
- query rewriting
- multi dimensional
- xml databases
- pattern matching
- query answering
- query evaluation
- text mining
- query plan
- search engine
- path expressions
- expressive power