Sciweavers

734 search results - page 38 / 147
» Efficient join processing over uncertain data
Sort
View
226
Voted
ICDE
2003
IEEE
161views Database» more  ICDE 2003»
16 years 4 months ago
Structural Join Order Selection for XML Query Optimization
Structural join operations are central to evaluating queries against XML data, and are typically responsible for consuming a lion's share of the query processing time. Thus, ...
Yuqing Wu, Jignesh M. Patel, H. V. Jagadish
127
Voted
EDBT
2002
ACM
141views Database» more  EDBT 2002»
16 years 2 months ago
Efficient OLAP Query Processing in Distributed Data Warehouses
Abstract. The success of Internet applications has led to an explosive growth in the demand for bandwidth from ISPs. Managing an IP network requires collecting and analyzing networ...
Michael O. Akinde, Michael H. Böhlen, Theodor...
121
Voted
VLDB
1997
ACM
97views Database» more  VLDB 1997»
15 years 6 months ago
The Complexity of Transformation-Based Join Enumeration
Query optimizers that explore a search space exhaustively using transformation rules usually apply all possible rules on each alternative, and stop when no new information is prod...
Arjan Pellenkoft, César A. Galindo-Legaria,...
152
Voted
ICDE
2009
IEEE
178views Database» more  ICDE 2009»
15 years 12 days ago
Efficient Query Evaluation over Temporally Correlated Probabilistic Streams
Many real world applications such as sensor networks and other monitoring applications naturally generate probabilistic streams that are highly correlated in both time and space. ...
Bhargav Kanagal, Amol Deshpande
149
Voted
ICDE
2009
IEEE
216views Database» more  ICDE 2009»
15 years 12 days ago
Continuous Subgraph Pattern Search over Graph Streams
Search over graph databases has attracted much attention recently due to its usefulness in many fields, such as the analysis of chemical compounds, intrusion detection in network t...
Changliang Wang, Lei Chen 0002