1042 search results - page 111 / 209 » Constraint Databases, Data Structures and Efficient Query Ev... |
CIKM
2006
Springer
14 years 1 months ago
2006
Springer
Monitoring systems today often involve continuous queries over streaming data, in a distributed collaborative system. The distribution of query operators over a network of process...
WEBDB
2004
Springer
14 years 3 months ago
2004
Springer
On the Web, there is a pervasive use of XML to give lightweight semantics to textual collections. Such documentcentric XML collections require a query language that can gracefully...
SIGMOD
2005
ACM
14 years 10 months ago
2005
ACM
This paper introduces RankSQL, a system that provides a systematic and principled framework to support efficient evaluations of ranking (top-k) queries in relational database syst...
CIDR
2009
13 years 11 months ago
2009
Energy costs are quickly rising in large-scale data centers and are soon projected to overtake the cost of hardware. As a result, data center operators have recently started turni...
ICDE
2007
IEEE
14 years 11 months ago
2007
IEEE
We propose a class of constraints, referred to as conditional functional dependencies (CFDs), and study their applications in data cleaning. In contrast to traditional functional ...