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ICDE
2002
IEEE
153views Database» more  ICDE 2002»
16 years 7 months ago
From XML Schema to Relations: A Cost-Based Approach to XML Storage
As Web applications manipulate an increasing amount of XML, there is a growing interest in storing XML data in relational databases. Due to the mismatch between the complexity of ...
Jérôme Siméon, Juliana Freire,...
VLDB
2001
ACM
157views Database» more  VLDB 2001»
16 years 6 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
IDEAS
2005
IEEE
137views Database» more  IDEAS 2005»
16 years 3 days ago
Order-Sensitive XML Query Processing over Relational Sources: An Algebraic Approach
The XML data is order-sensitive. The order problem, that is how ordered XML documents and order-sensitive queries over it can be efficiently supported when mapped into the unorde...
Ling Wang, Song Wang, Brian Murphy, Elke A. Runden...
DOLAP
2000
ACM
15 years 11 months ago
Comparing Nested GPSJ Queries in Multidimensional Databases
A multidimensional database can be seen as a collection of multidimensional cubes, from which information is usually extracted by aggregation; aggregated data can be calculated ei...
Matteo Golfarelli, Stefano Rizzi
IDEAS
2010
IEEE
141views Database» more  IDEAS 2010»
15 years 4 months ago
Modeling synchronized time series
Abstract. We consider the class of applications that manage time series (TS) and propose a data model and a query language that let these applications manipulate TS data sets at a ...
Zoé Faget, Philippe Rigaux, David Gross-Amb...