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» Managing Expressions as Data in Relational Database Systems
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VLDB
1994
ACM
115views Database» more  VLDB 1994»
13 years 11 months ago
Database Graph Views: A Practical Model to Manage Persistent Graphs
Advanced technical applications like routing systems or electrical network managementsystems introduce the need for complex manipulations of large size graphs. Efficiently support...
Alejandro Gutiérrez, Philippe Pucheral, Her...
PODS
2009
ACM
113views Database» more  PODS 2009»
14 years 8 months ago
Relative information completeness
The paper investigates the question of whether a partially closed database has complete information to answer a query. In practice an enterprise often maintains master data Dm, a ...
Wenfei Fan, Floris Geerts
FQAS
2006
Springer
147views Database» more  FQAS 2006»
13 years 11 months ago
Using a Fuzzy Object-Relational Database for Colour Image Retrieval
The paper presents a fuzzy database management system, and a fuzzy method for dominant colour description of images, on which an image retrieval system is built. The paper shows th...
Carlos D. Barranco, Juan Miguel Medina, Jesú...
SIGMOD
2007
ACM
151views Database» more  SIGMOD 2007»
14 years 7 months ago
The case for a wide-table approach to manage sparse relational data sets
A "sparse" data set typically has hundreds or even thousands of attributes, but most objects have non-null values for only a small number of these attributes. A popular ...
Eric Chu, Jennifer L. Beckmann, Jeffrey F. Naughto...

Book
688views
15 years 5 months ago
Database Management Systems
A set of presentations covering the book, which includes the following topics ER Model and Conceptual Design, The Relational Model and SQL DDL, Relational Algebra, SQL, Database Ap...
Raghu Ramakrishnan, Johannes Gehrke