The Impact of Geometrical Objects Generalization on the Query Execution Efficiency in Spatial Databases.
Michal LupaAdam PiórkowskiPublished in: BDAS (2014)
Keyphrases
- spatial databases
- query execution
- range queries
- spatial objects
- spatial queries
- result quality
- join queries
- spatial relationships
- cost model
- query processing
- query optimization
- spatial data
- r tree
- multi dimensional
- response time
- data warehouse
- database systems
- cardinal directions
- spatial database systems
- data objects
- spatial join
- index structure
- efficient processing
- data quality
- join algorithms
- road network
- data sets
- geographical information systems
- knn
- data structure
- semi algebraic
- b tree