485 search results - page 78 / 97 » Processing complex aggregate queries over data streams |
138
Voted
SSDBM
1999
IEEE
15 years 4 months ago
1999
IEEE
Multidimensional Analysis in On-Line Analytical Processing (OLAP), and Scientific and statistical databases (SSDB) use operations requiring summary information on multi-dimensiona...
124
Voted
ICDT
2010
ACM
15 years 9 months ago
2010
ACM
The work reported here lays the foundations of data exchange in the presence of probabilistic data. This requires rethinking the very basic concepts of traditional data exchange, ...
121
Voted
NSDI
2010
15 years 1 months ago
2010
MapReduce is a popular framework for data-intensive distributed computing of batch jobs. To simplify fault tolerance, many implementations of MapReduce materialize the entire outp...
96
Voted
DBISP2P
2004
Springer
15 years 5 months ago
2004
Springer
Today, there is an increasing demand to share data with complex data types (e.g., multi-dimensional) over large numbers of data sources. One of the key challenges is sharing these ...
110
click to vote
WWW
2004
ACM
16 years 1 months ago
2004
ACM
This paper presents a system for efficient data transformations between XML and relational databases, called XML Data Mediator (XDM). XDM enables the transformation by externalizi...