Sciweavers

93 search results - page 1 / 19
» Efficient Table Anonymization for Aggregate Query Answering
Sort
View
ICDE
2009
IEEE
176views Database» more  ICDE 2009»
14 years 6 months ago
Efficient Table Anonymization for Aggregate Query Answering
Abstract-- Privacy protection is a major concern when microdata needs to be released for ad hoc analyses. This has led to a lot of recent research in privacy goals and table anonym...
Cecilia M. Procopiuc, Divesh Srivastava
ICDE
2007
IEEE
169views Database» more  ICDE 2007»
13 years 11 months ago
Aggregate Query Answering on Anonymized Tables
Privacy is a serious concern when microdata need to be released for ad hoc analyses. The privacy goals of existing privacy protection approaches (e.g., -anonymity and -diversity) ...
Qing Zhang, Nick Koudas, Divesh Srivastava, Ting Y...
SIGMOD
2000
ACM
161views Database» more  SIGMOD 2000»
13 years 9 months ago
Answering Complex SQL Queries Using Automatic Summary Tables
We investigate the problem of using materialized views to answer SQL queries. We focus on modern decision-support queries, which involve joins, arithmetic operations and other (po...
Markos Zaharioudakis, Roberta Cochrane, George Lap...
EDBT
2009
ACM
127views Database» more  EDBT 2009»
13 years 11 months ago
Answering aggregate keyword queries on relational databases using minimal group-bys
Keyword search has been recently extended to relational databases to retrieve information from text-rich attributes. However, all the existing methods focus on finding individual...
Bin Zhou 0002, Jian Pei
CASCON
2001
148views Education» more  CASCON 2001»
13 years 6 months ago
A Pareto model for OLAP view size estimation
On Line Analytical Processing (OLAP) aims at gaining useful information quickly from large amounts of data residing in a data warehouse. To improve the quickness of response to qu...
Thomas P. Nadeau, Toby J. Teorey