Rk-hist: an r-tree based histogram for multi-dimensional selectivity estimation.
Todd EavisAlex LopezPublished in: CIKM (2007)
Keyphrases
- selectivity estimation
- multi dimensional
- range queries
- query optimization
- approximate query answering
- spatial join
- r tree
- index structure
- query processing
- xml queries
- spatial databases
- efficient processing
- high dimensional
- data cube
- cost model
- dimensional data
- databases
- database systems
- spatial information
- continuous queries
- feature space