Distributed Queries and Query Optimization in Schema-Based P2P-Systems.
Ingo BrunkhorstHadhami DhraiefAlfons KemperWolfgang NejdlChristian WiesnerPublished in: DBISP2P (2003)
Keyphrases
- query optimization
- semantic query optimization
- query processing
- queries involving
- xml data
- selectivity estimation
- distributed query processing
- distributed systems
- cost model
- database systems
- query execution plans
- query scheduling
- join queries
- peer to peer
- query optimizers
- approximate query answering
- multidatabase systems
- query plan
- efficient query processing
- efficient execution
- recursive queries
- execution plan
- query execution
- database
- query execution plan
- query rewriting
- cardinality estimation
- cost estimation
- xpath queries
- query containment
- query language
- complex queries
- sparql queries
- query processing and optimization
- query evaluation
- query optimizer
- data model
- data management
- range queries
- relational database systems
- efficient processing
- distributed environment
- distributed hash table
- relational databases
- databases
- distributed database systems
- database management systems
- management system
- continuous queries
- aggregate queries