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» Query Rewriting for Semistructured Data
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VLDB
2001
ACM
157views Database» more  VLDB 2001»
16 years 2 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
DOLAP
2000
ACM
15 years 6 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
DBPL
2007
Springer
75views Database» more  DBPL 2007»
15 years 8 months ago
Querying Structural and Behavioral Properties of Business Processes
BPQL is a novel query language for querying business process specifications, introduced recently in [5, 6]. It is based on an intuitive business processes as rewriting systems, an...
Daniel Deutch, Tova Milo
117
Voted
VLDB
1995
ACM
150views Database» more  VLDB 1995»
15 years 5 months ago
Procedures in Object-Oriented Query Languages
We follow the stack-baaed approach to query languages which is a new formal and intellectual paradigm for integrating querying and programming for object-oriented databases. Queri...
Kazimierz Subieta, Yahiko Kambayashi, Jacek Leszcz...
IDEAS
2005
IEEE
137views Database» more  IDEAS 2005»
15 years 7 months 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...