Improved selectivity estimator for XML queries based on structural synopsis.
Salahadin MohammedEl-Sayed M. El-AlfyAhmad F. BarradahPublished in: World Wide Web (2015)
Keyphrases
- xml queries
- selectivity estimation
- xml data
- xml documents
- xml databases
- data exchange
- query optimization
- structural join
- xml schema
- xml query processing
- relational data
- sql queries
- join algorithms
- query processing
- xml query evaluation
- labeling scheme
- multi dimensional
- nearest neighbor
- data model
- data structure
- data mining
- relational database systems
- keyword search
- query language
- object retrieval
- relational databases
- twig queries
- database