315 search results - page 51 / 63 » An Overview of Query Optimization in Relational Systems |
EDBT
1994
ACM
13 years 11 months ago
1994
ACM
Abstract. Good estimates of join result sizes are critical for query optimization in relational database management systems. We address the problem of incrementally obtaining accur...
WWW
2003
ACM
14 years 8 months ago
2003
ACM
This paper focuses on the optimization of the navigation through voluminous subsumption hierarchies of topics employed by Portal Catalogs like Netscape Open Directory (ODP). We ad...
PVLDB
2008
13 years 7 months ago
2008
Declarative languages have recently been proposed for many new applications outside of traditional data management. Since these are relatively early research efforts, it is import...
SIGMOD
2004
ACM
14 years 7 months ago
2004
ACM
Database system architectures are undergoing revolutionary changes. Most importantly, algorithms and data are being unified by integrating programming languages with the database ...
CL
2000
Springer
13 years 12 months ago
2000
Springer
In this paper I give a brief overview of recent work on uncertainty inAI, and relate it to logical representations. Bayesian decision theory and logic are both normative frameworks...