6004 search results - page 1164 / 1201 » Parallelizing query optimization |
ASIAN
2004
Springer
14 years 2 months ago
2004
Springer
Abstract. This text is an informal review of several randomized algorithms that have appeared over the past two decades and have proved instrumental in extracting efficiently quant...
CIKM
2004
Springer
14 years 2 months ago
2004
Springer
We study the representation, derivation and utilization of a special kind of constraints in multidatabase systems. A major challenge is when component database schemas are schemat...
EDBTW
2004
Springer
14 years 2 months ago
2004
Springer
Abstract. The unprecedented growth and increased importance of geographically distributed spatial data has created a strong need for efficient sharing of such data. Interestingly, ...
VLDB
2004
ACM
14 years 2 months ago
2004
ACM
Large boolean matrices are a basic representational unit in a variety of applications, with some notable examples being interactive visualization systems, mining large graph struc...
VLDB
2004
ACM
2004
ACM
A Multi-Purpose Implementation of Mandatory Access Control in Relational Database Management Systems
14 years 2 months ago
Mandatory Access Control (MAC) implementations in Relational Database Management Systems (RDBMS) have focused solely on Multilevel Security (MLS). MLS has posed a number of challe...