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SIGMOD
2010
ACM
149views Database» more  SIGMOD 2010»
13 years 3 months ago
On models and query languages for probabilistic processes
Probabilistic processes appear naturally in various contexts, with applications to Business Processes, XML data management and more. Many models for specifying and querying such p...
Daniel Deutch, Tova Milo
SIGMOD
2000
ACM
141views Database» more  SIGMOD 2000»
14 years 20 days ago
Counting, Enumerating, and Sampling of Execution Plans in a Cost-Based Query Optimizer
Testing an SQL database system by running large sets of deterministic or stochastic SQL statements is common practice in commercial database development. However, code defects oft...
Florian Waas, César A. Galindo-Legaria
ADBIS
2010
Springer
237views Database» more  ADBIS 2010»
13 years 9 months ago
Graph Object Oriented Database for Semantic Image Retrieval
This paper presents a new method for image retrieval using a graph object oriented database for processing the information extracted from the image through the segmentation process...
Eugen Ganea, Marius Brezovan
PODS
2010
ACM
242views Database» more  PODS 2010»
14 years 1 months ago
Certain answers for XML queries
The notion of certain answers arises when one queries incompletely specified databases, e.g., in data integration and exchange scenarios, or databases with missing information. W...
Claire David, Leonid Libkin, Filip Murlak
COMAD
2008
13 years 9 months ago
Querying for Information Integration: How to go from an Imprecise Intent to a Precise Query?
In this paper, we address the problem of query formulation in the context of multi-domain integration of heterogeneous data on the Web. We argue that effectively tackling this pro...
Aditya Telang, Sharma Chakravarthy, Chengkai Li