A query language for discovering semantic associations, Part II: sample queries and query evaluation.
Timo NiemiJanne JämsenPublished in: J. Assoc. Inf. Sci. Technol. (2007)
Keyphrases
- query evaluation
- query language
- conjunctive queries
- data model
- data complexity
- query processing
- expressive power
- probabilistic databases
- transitive closure
- deductive databases
- xml data
- efficient query evaluation
- relational algebra
- database
- processing queries
- association rules
- constraint databases
- query answers
- data management
- query processing strategies
- null values
- query interface
- recursive queries
- query engine
- relational calculus
- regular expressions
- inverted lists
- query optimization
- signature file
- xpath queries
- databases