Federated Query Processing: Challenges and Opportunities.
Axel-Cyrille Ngonga NgomoMuhammad SaleemPublished in: PROFILES@ESWC (2016)
Keyphrases
- query processing
- lessons learned
- index structure
- database systems
- query optimization
- cost model
- r tree
- technical challenges
- database query processing
- distributed systems
- data sets
- range queries
- user queries
- efficient processing
- query execution
- key issues
- xml data
- knn
- data sources
- information technology
- digital libraries
- information systems