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USS
2010
13 years 5 months ago
Searching the Searchers with SearchAudit
Search engines not only assist normal users, but also provide information that hackers and other malicious entities can exploit in their nefarious activities. With carefully craft...
John P. John, Fang Yu, Yinglian Xie, Martín...
WWW
2009
ACM
14 years 8 months ago
Releasing search queries and clicks privately
The question of how to publish an anonymized search log was brought to the forefront by a well-intentioned, but privacy-unaware AOL search log release. Since then a series of ad-h...
Aleksandra Korolova, Krishnaram Kenthapadi, Nina M...
SIGMOD
2004
ACM
148views Database» more  SIGMOD 2004»
14 years 8 months ago
Vertical and Horizontal Percentage Aggregations
Existing SQL aggregate functions present important limitations to compute percentages. This article proposes two SQL aggregate functions to compute percentages addressing such lim...
Carlos Ordonez
IDEAS
2005
IEEE
109views Database» more  IDEAS 2005»
14 years 1 months ago
Efficient Relational Joins with Arithmetic Constraints on Multiple Attributes
We introduce and study a new class of queries that we refer to as ACMA (arithmetic constraints on multiple attributes) queries. Such combinatorial queries require the simultaneous...
Chuang Liu, Lingyun Yang, Ian T. Foster
PARLE
1992
13 years 12 months ago
Performance Evaluation of Parallel Transaction Processing in Shared Nothing Database Systems
Complex and data-intensive database queries mandate parallel processing strategies to achieve sufficiently short response times. In praxis, parallel database processing is mostly b...
Robert Marek, Erhard Rahm