Towards the Composition of Web Services and the Role of the Query Optimization.
Festim HaliliAgni DikaMargita Kon-PopovskaPublished in: Int. J. Web Appl. (2012)
Keyphrases
- query optimization
- composition of web services
- database systems
- cost model
- query processing
- web services composition
- query execution
- xml data
- web services
- cardinality estimation
- knowledge level
- query execution plans
- cost estimation
- query scheduling
- multidatabase systems
- data placement
- approximate query answering
- join queries
- execution plan
- databases
- service composition
- selectivity estimation
- query optimizer
- web service composition
- database management systems
- distributed systems
- relational databases
- petri net
- high level
- continuous queries