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» Answering imprecise database queries: a novel approach
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VLDB
2001
ACM
144views Database» more  VLDB 2001»
14 years 7 months ago
Approximate query processing using wavelets
Approximate query processing has emerged as a costeffective approach for dealing with the huge data volumes and stringent response-time requirements of today's decision-suppo...
Kaushik Chakrabarti, Minos N. Garofalakis, Rajeev ...
ICDE
2009
IEEE
143views Database» more  ICDE 2009»
14 years 9 months ago
Auditing a Database under Retention Restrictions
Auditing the changes to a database is critical for identifying malicious behavior, maintaining data quality, and improving system performance. But an accurate audit log is a histor...
Wentian Lu, Gerome Miklau
SIGMOD
2010
ACM
239views Database» more  SIGMOD 2010»
14 years 12 days ago
Computing label-constraint reachability in graph databases
Our world today is generating huge amounts of graph data such as social networks, biological networks, and the semantic web. Many of these real-world graphs are edge-labeled graph...
Ruoming Jin, Hui Hong, Haixun Wang, Ning Ruan, Yan...
WWW
2011
ACM
13 years 2 months ago
FACTO: a fact lookup engine based on web tables
Recently answers for fact lookup queries have appeared on major search engines. For example, for the query {Barack Obama date of birth} Google directly shows “4 August 1961” a...
Xiaoxin Yin, Wenzhao Tan, Chao Liu
VLDB
2001
ACM
157views Database» more  VLDB 2001»
14 years 7 months ago
MiniCon: A scalable algorithm for answering queries using views
The problem of answering queries using views is to find efficient methods of answering a query using a set of previously materialized views over the database, rather than accessing...
Rachel Pottinger, Alon Y. Halevy