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» A study of query length
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210
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PODS
2009
ACM
119views Database» more  PODS 2009»
16 years 4 months ago
Dynamic indexability and lower bounds for dynamic one-dimensional range query indexes
The B-tree is a fundamental external index structure that is widely used for answering one-dimensional range reporting queries. Given a set of N keys, a range query can be answere...
Ke Yi
SIGMOD
2007
ACM
181views Database» more  SIGMOD 2007»
16 years 3 months ago
Progressive and selective merge: computing top-k with ad-hoc ranking functions
The family of threshold algorithm (i.e., TA) has been widely studied for efficiently computing top-k queries. TA uses a sort-merge framework that assumes data lists are pre-sorted...
Dong Xin, Jiawei Han, Kevin Chen-Chuan Chang
COMPSAC
2008
IEEE
15 years 10 months ago
Modeling by Form Transformation for End-User Initiative Development
2. Previous studies on end-user computing The development of Web applications should be supported by business professionals themselves since Web applications must be modified frequ...
Takeshi Chusho, Noriyuki Yagi
PARLE
1993
15 years 7 months ago
On the Performance of Parallel Join Processing in Shared Nothing Database Systems
: Parallel database systems aim at providing high throughput for OLTP transactions as well as short response times for complex and data-intensive queries. Shared nothing systems re...
Robert Marek, Erhard Rahm
156
Voted
ICDE
2012
IEEE
233views Database» more  ICDE 2012»
13 years 6 months ago
Accuracy-Aware Uncertain Stream Databases
Abstract— Previous work has introduced probability distributions as first-class components in uncertain stream database systems. A lacking element is the fact of how accurate the...
Tingjian Ge, Fujun Liu