An efficient privacy-preserving model based on OMFTSA for query optimization in crowdsourcing.
M. RenukadeviE. A. Mary AnitaD. Mohana GeethaPublished in: Concurr. Comput. Pract. Exp. (2021)
Keyphrases
- query optimization
- privacy preserving
- privacy preserving data mining
- cost model
- database systems
- privacy preservation
- query processing
- vertically partitioned data
- cardinality estimation
- multidatabase systems
- sensitive information
- private information
- data privacy
- xml data
- privacy sensitive
- privacy protection
- secure multiparty computation
- horizontally partitioned data
- query execution
- differential privacy
- query optimizer
- query plan
- privacy concerns
- record linkage
- selectivity estimation
- xml schema
- scalar product
- distributed databases
- database applications
- data management