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EDBT
2002
ACM
132views Database» more  EDBT 2002»
14 years 4 months ago
A Framework for the Physical Design Problem for Data Synopses
Maintaining statistics on multidimensional data distributions is crucial for predicting the run-time and result size of queries and data analysis tasks with acceptable accuracy. To...
Arnd Christian König, Gerhard Weikum
TIME
2007
IEEE
13 years 11 months ago
On Construction of Holistic Synopses under the Duplicate Semantics of Streaming Queries
Transaction-time temporal databases and query languages provide a solid framework for analyzing properties of queries over data streams. In this paper we focus on issues connected...
David Toman
DMDW
2000
173views Management» more  DMDW 2000»
13 years 6 months ago
A quality-based framework for physical data warehouse design
Data warehousing is a software infrastructure which supports OLAP applications by providing a collection of tools which allow data extraction and cleaning, data integration and ag...
Mokrane Bouzeghoub, Zoubida Kedad
ICDE
2006
IEEE
136views Database» more  ICDE 2006»
14 years 6 months ago
XCluster Synopses for Structured XML Content
We tackle the difficult problem of summarizing the path/branching structure and value content of an XML database that comprises both numeric and textual values. We introduce a nov...
Neoklis Polyzotis, Minos N. Garofalakis
PODS
2004
ACM
148views Database» more  PODS 2004»
14 years 4 months ago
Deterministic Wavelet Thresholding for Maximum-Error Metrics
Several studies have demonstrated the effectiveness of the wavelet decomposition as a tool for reducing large amounts of data down to compact wavelet synopses that can be used to ...
Minos N. Garofalakis, Amit Kumar