Sciweavers

269 search results - page 36 / 54
» On Tree Pattern Query Rewriting Using Views
Sort
View
120
Voted
EDOC
2003
IEEE
15 years 7 months ago
Model Transformation: A declarative, reusable patterns approach
The MOF Query, View and Transformation RFP, issued by OMG will result in a key enabling technology for modeldriven development of large distributed systems. We have designed a tra...
Keith Duddy, Anna Gerber, Michael Lawley, Kerry Ra...
SSDBM
2003
IEEE
83views Database» more  SSDBM 2003»
15 years 7 months ago
PiQA: An Algebra for Querying Protein Data Sets
Life science researchers frequently need to query large protein data sets in a variety of different ways. Protein data sets have a rich structure that includes its primary structu...
Sandeep Tata, Jignesh M. Patel
BDA
2001
15 years 3 months ago
Query-Driven Knowledge Discovery via OLAP manipulations
We study KDD (Knowledge Discovery in Databases) processes on OLAP (multidimensional and multilevel) data from a query point of view. Focusing on association rule mining, we consid...
Jean-François Boulicaut, Patrick Marcel, Ch...
126
Voted
PODS
2008
ACM
204views Database» more  PODS 2008»
16 years 2 months ago
Annotated XML: queries and provenance
We present a formal framework for capturing the provenance of data appearing in XQuery views of XML. Building on previous work on relations and their (positive) query languages, w...
J. Nathan Foster, Todd J. Green, Val Tannen
119
Voted
ADC
2008
Springer
143views Database» more  ADC 2008»
15 years 3 months ago
TRACK : A Novel XML Join Algorithm for Efficient Processing Twig Queries
In order to find all occurrences of a tree/twig pattern in an XML database, a number of holistic twig join algorithms have been proposed. However, most of these algorithms focus o...
Dongyang Li, Chunping Li