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ICDE
2008
IEEE
124views Database» more  ICDE 2008»
14 years 11 months ago
Randomized Synopses for Query Assurance on Data Streams
The overwhelming flow of information in many data stream applications forces many companies to outsource to a third-party the deployment of a Data Stream Management System (DSMS) f...
Ke Yi, Feifei Li, Marios Hadjieleftheriou, George ...
ICDE
2007
IEEE
146views Database» more  ICDE 2007»
14 years 11 months ago
Conditional Functional Dependencies for Data Cleaning
We propose a class of constraints, referred to as conditional functional dependencies (CFDs), and study their applications in data cleaning. In contrast to traditional functional ...
Philip Bohannon, Wenfei Fan, Floris Geerts, Xibei ...
ICDE
1997
IEEE
136views Database» more  ICDE 1997»
14 years 11 months ago
Delegation: Efficiently Rewriting History
Transaction delegation, as introduced in ACTA, allows a transaction to transfer responsibility for the operations that it has performed on an object to another transaction. Delega...
Cris Pedregal Martin, Krithi Ramamritham
PODS
2004
ACM
96views Database» more  PODS 2004»
14 years 10 months ago
Roads, Codes and Spatiotemporal Queries
We present a novel coding-based technique for answering spatial and spatiotemporal queries on objects moving along a system of curves on the plane such as many road networks. We h...
Sandeep Gupta, Swastik Kopparty, Chinya V. Ravisha...
ICDE
2010
IEEE
292views Database» more  ICDE 2010»
14 years 9 months ago
Usher: Improving Data Quality With Dynamic Forms
Data quality is a critical problem in modern databases. Data entry forms present the first and arguably best opportunity for detecting and mitigating errors, but there has been li...
Kuang Chen, Harr Chen, Neil Conway, Joseph M. Hell...