Constraint-Based Query Optimization for Spatial Databases.
Richard HelmKim MarriottMartin OderskyPublished in: PODS (1991)
Keyphrases
- query optimization
- spatial databases
- database systems
- query processing
- spatial data
- r tree
- cost model
- range queries
- multidatabase systems
- spatial objects
- xml data
- data quality
- query optimizer
- query execution
- spatial join
- selectivity estimation
- cardinality estimation
- road network
- transitive closure
- database
- data sets
- continuous queries
- query plan
- index structure
- similarity measure
- databases