1890 search results - page 37 / 378 » Querying Big Data by Accessing Small Data |
VLDB
1987
ACM
15 years 2 months ago
1987
ACM
: A buffer is a main-memory area used to reduce accessto disks. The buffer holds pages from secondary storage files. A processrequesting a page causesa fault if the pageis not in t...
ICDE
2010
IEEE
15 years 10 months ago
2010
IEEE
Estimation via sampling out of highly selective join queries is well known to be problematic, most notably in online aggregation. Without goal-directed sampling strategies, samples...
CCGRID
2002
IEEE
15 years 3 months ago
2002
IEEE
This paper is concerned with the efficient execution of multiple query workloads on a cluster of SMPs. We target applications that access and manipulate large scientific dataset...
FQAS
1998
Springer
15 years 3 months ago
1998
Springer
Abstract. Many heterogeneous database system products and prototypes exist today; they will soon be deployed in a wide variety of environments. Most existing systems suffer from an...
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SSD
2005
Springer
15 years 4 months ago
2005
Springer
We study the problem of answering spatial queries in databases where objects exist with some uncertainty and they are associated with an existential probability. The goal of a thre...