Enforcement of Autonomous Authorizations in Collaborative Distributed Query Evaluation.
Qiang ZengMingyi ZhaoPeng LiuPoonam YadavSeraphin B. CaloJorge LoboPublished in: IEEE Trans. Knowl. Data Eng. (2015)
Keyphrases
- query evaluation
- access control
- query processing
- query language
- deductive databases
- query processing strategies
- conjunctive queries
- transitive closure
- data complexity
- probabilistic databases
- data management
- xml data
- distributed systems
- distributed environment
- access control policies
- efficient query evaluation
- querying xml documents
- inverted lists
- query engine
- distributed query processing
- data sets
- tree pattern queries
- regular expressions
- signature file
- null values
- special case