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ICDE
2001
IEEE
120views Database» more  ICDE 2001»
15 years 11 months ago
A Split Operator for Now-Relative Bitemporal Databases
The timestamps of now-relative bitemporal databases are modeled as growing, shrinking, or rectangular regions. The shape of these regions makes it a challenge to design bitemporal...
Mikkel Agesen, Michael H. Böhlen, Lasse Pouls...
XMLSEC
2003
ACM
15 years 2 months ago
Access control of XML documents considering update operations
As a large quantity of information is presented in XML format on the Web, there are increasing demands for XML security. Until now, research on XML security has been focused on th...
Chung-Hwan Lim, Seog Park, Sang Hyuk Son
ICDE
1999
IEEE
106views Database» more  ICDE 1999»
15 years 11 months ago
Processing Operations with Restrictions in RDBMS without External Sorting: The Tetris Algorithm
Most operations of the relational algebra or SQL require a sorted stream of tuples for efficient processing. Therefore, processing complex relational queries relies on efficient a...
Volker Markl, Martin Zirkel, Rudolf Bayer
EDOC
2006
IEEE
15 years 3 months ago
Model-Driven Dashboards for Business Performance Reporting
Business performance modeling and model-driven business transformation are two research directions that are attracting much attention lately. In this study, we propose an approach...
Pawan Chowdhary, Themis Palpanas, Florian Pinel, S...
WSC
2008
14 years 12 months ago
Heuristics for balancing Operating Room and post-anesthesia resources under uncertainty
The Post-Anesthesia Care Unit (PACU) is a shared resource in the hospital where patients recover from surgery. It is fed by a set of Operating Rooms (OR's) often spanning sev...
Jill H. Iser, Brian T. Denton, Russell E. King