Sciweavers

MDM
2004
Springer
154views Communications» more  MDM 2004»
13 years 9 months ago
On Bulk Loading TPR-Tree
TPR-tree is a practical index structure for moving object databases. Due to the uniform distribution assumption, TPR-tree’s bulk loading algorithm (TPR) is relatively inefficie...
Bin Lin, Jianwen Su
PODS
2005
ACM
115views Database» more  PODS 2005»
14 years 4 months ago
Histograms revisited: when are histograms the best approximation method for aggregates over joins?
The traditional statistical assumption for interpreting histograms and justifying approximate query processing methods based on them is that all elements in a bucket have the same...
Alin Dobra