Sciweavers

14306 search results - page 492 / 2862
» Database System Concepts
Sort
View
ICDE
2011
IEEE
273views Database» more  ICDE 2011»
14 years 10 months ago
Shortcut selection in RDF databases
—An increasing amount of data produced nowadays is in RDF format. While significant work has been performed on view selection and query optimization algorithms in relational dat...
Vicky Dritsou, Panos Constantopoulos, Antonios Del...
849
Voted

Lecture Notes
4961views
17 years 4 months ago
The Relational Data Model, Normalisation and effective Database Design
I have been designing and building applications, including the databases used by those applications, for several decades now. I have seen similar problems approached by different d...
Tony Marston
CORR
2010
Springer
168views Education» more  CORR 2010»
15 years 5 months ago
Adding HL7 version 3 data types to PostgreSQL
The HL7 standard is widely used to exchange medical information electronically. As a part of the standard, HL7 defines scalar communication data types like physical quantity, poin...
Yeb Havinga, Willem Dijkstra, Ander de Keijzer
ICPR
2008
IEEE
16 years 8 months ago
Synthesis of large realistic iris databases using patch-based sampling
This paper presents a framework to synthesize large realistic iris databases, providing an alternative to iris database collection. Firstly, iris patch is used as a basic element ...
Tieniu Tan, Zhenan Sun, Zhuoshi Wei
DBPL
2003
Springer
120views Database» more  DBPL 2003»
16 years 7 days ago
A Unifying Semantics for Active Databases Using Non-Markovian Theories of Actions
Over the last fifteen years, database management systems (DBMSs) have been enhanced by the addition of rule-based programming to obtain active DBMSs. One of the greatest challeng...
Iluju Kiringa, Raymond Reiter