Sciweavers

DOLAP
2010
ACM
13 years 10 months ago
Relational versus non-relational database systems for data warehousing
Relational database systems have been the dominating technology to manage and analyze large data warehouses. Moreover, the ER model, the standard in database design, has a close r...
Carlos Ordonez, Il-Yeol Song, Carlos Garcia-Alvara...
AAAI
2010
14 years 1 months ago
Structure Learning for Markov Logic Networks with Many Descriptive Attributes
Many machine learning applications that involve relational databases incorporate first-order logic and probability. Markov Logic Networks (MLNs) are a prominent statistical relati...
Hassan Khosravi, Oliver Schulte, Tong Man, Xiaoyua...
DEXA
2000
Springer
147views Database» more  DEXA 2000»
14 years 4 months ago
Lattice-Structured Domains, Imperfect Data and Inductive Queries
The relational model, as proposed by Codd, contained the concept of relations as tables composed of tuples of single valued attributes taken from a domain. In most of the early lit...
Sally Rice, John F. Roddick
WEBDB
2005
Springer
105views Database» more  WEBDB 2005»
14 years 6 months ago
On the Expressive Power of Node Construction in XQuery
In the relational model it has been shown that the flat relational algebra has the same expressive power as the nested relational algebra, as far as queries over flat relations ...
Wim Le Page, Jan Hidders, Philippe Michiels, Jan P...
ICCSA
2005
Springer
14 years 6 months ago
Resource and Service Discovery in the iGrid Information Service
In this paper we describe resource and service discovery mechanisms available in iGrid, a novel Grid Information Service based on the relational model. iGrid is developed within th...
Giovanni Aloisio, Massimo Cafaro, Italo Epicoco, S...
ICDM
2005
IEEE
165views Data Mining» more  ICDM 2005»
14 years 6 months ago
A Bernoulli Relational Model for Nonlinear Embedding
The notion of relations is extremely important in mathematics. In this paper, we use relations to describe the embedding problem and propose a novel stochastic relational model fo...
Gang Wang, Hui Zhang, Zhihua Zhang, Frederick H. L...
ECOOP
2007
Springer
14 years 6 months ago
A Relational Model of Object Collaborations and Its Use in Reasoning About Relationships
Abstract. Understanding the collaborations that arise between the instances of classes in object-oriented programs is important for the analysis, optimization, or modification of ...
Stephanie Balzer, Thomas R. Gross, Patrick Eugster
SIGMOD
2003
ACM
98views Database» more  SIGMOD 2003»
15 years 17 days ago
On Relational Support for XML Publishing: Beyond Sorting and Tagging
In this paper, we study whether the need for efficient XML publishing brings any new requirements for relational query engines, or if sorting query results in the relational engin...
Surajit Chaudhuri, Raghav Kaushik, Jeffrey F. Naug...
WWW
2006
ACM
15 years 1 months ago
Tables and trees don't mix (very well)
There are principal differences between the relational model and XML's tree model. This causes problems in all cases where information from these two worlds has to be brought...
Erik Wilde
ICDE
2007
IEEE
118views Database» more  ICDE 2007»
15 years 1 months ago
Using Queries to Associate Metadata with Data
As relational databases proliferate and become increasingly complex, both in their internal structure and in their interactions with other databases and applications, there is a g...
Divesh Srivastava, Yannis Velegrakis