Query Transformation Techniques for Interoperable Query Processing in Cooperative Information Systems.
Louiqa RaschidYahui ChangBonnie J. DorrPublished in: CoopIS (1994)
Keyphrases
- query processing
- cooperative
- information systems
- query optimization
- user queries
- query execution
- query evaluation
- processing queries
- query result
- cost model
- index structure
- range queries
- database systems
- efficient query processing
- data management
- aggregate queries
- query execution plans
- query types
- multidatabase environment
- r tree
- database
- query processor
- join queries
- indexing methods
- query engine
- transformation rules
- similarity search
- multi agent systems
- response time
- continuous queries
- query workloads
- information retrieval
- materialized views
- spatial queries
- distributed query processing
- web services
- relevance feedback
- relational databases
- xml data
- databases
- aggregation queries
- metadata
- inverted index
- selectivity estimation
- information technology
- query optimizer
- keywords
- complex queries
- query plan
- digital libraries