110 search results - page 11 / 22 » Query evaluation using overlapping views: completeness and e... |
SIGMOD
1995
ACM
14 years 1 months ago
1995
ACM
We study the problem of e cient maintenance of materialized views that may contain duplicates. This problem is particularly important when queries against such views involve aggre...
EDBT
2009
ACM
13 years 7 months ago
2009
ACM
Stream applications gained significant popularity over the last years that lead to the development of specialized stream engines. These systems are designed from scratch with a di...
SSDBM
2009
IEEE
14 years 4 months ago
2009
IEEE
Scientific experiments produce large volumes of data represented as complex objects that describe independent events such as particle collisions. Scientific analyses can be express...
SIGMOD
2008
ACM
14 years 10 months ago
2008
ACM
Data lineage and data provenance are key to the management of scientific data. Not knowing the exact provenance and processing pipeline used to produce a derived data set often re...
EDBT
1998
ACM
14 years 2 months ago
1998
ACM
Abstract. In this paper, we propose a new bulk-loading technique for high-dimensional indexes which represent an important component of multimedia database systems. Since it is ver...