251 search results - page 35 / 51 » Optimizing recursive queries in SQL |
VLDB
2005
ACM
14 years 1 months ago
2005
ACM
SQL extensions that allow queries to explicitly specify data quality requirements in terms of currency and consistency were proposed in an earlier paper. This paper develops a dat...
ICDE
2012
IEEE
11 years 10 months ago
2012
IEEE
— Accurate query performance prediction (QPP) is central to effective resource management, query optimization and query scheduling. Analytical cost models, used in current genera...
EDBT
2004
ACM
14 years 7 months ago
2004
ACM
Abstract. Recent years have witnessed an increasing interest in designing algorithms for querying and analyzing streaming data (i.e., data that is seen only once in a fixed order) ...
JOT
2010
13 years 6 months ago
2010
Abstract The integration of database and programming languages is difficult due to the different data models and type systems prevalent in each field. We present a solution wher...
ICDE
2011
IEEE
12 years 11 months ago
2011
IEEE
— Array database systems are architected for scientific and engineering applications. In these applications, the value of a cell is often imprecise and uncertain. There are at le...