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SP
1991
IEEE
13 years 11 months ago
A Novel Decomposition of Multilevel Relations into Single-Level Relations
In this paper we give a new decomposition algorithm that breaks a multilevel relation into single-level relations and a new recovery algorithmwhich reconstructs the original multi...
Sushil Jajodia, Ravi S. Sandhu
BNCOD
1997
76views Database» more  BNCOD 1997»
13 years 9 months ago
Query Evaluation in CROQUE - Calculus and Algebra Coincide
With the substantial change of declarative query languages from plain SQL to the so-called \object SQLs", in particular OQL, there has surprisingly been not much change in the...
Torsten Grust, Joachim Kröger, Dieter Gluche,...
DBSEC
2003
113views Database» more  DBSEC 2003»
13 years 9 months ago
ECPV: Efficient Certificate Path Validation in Public-key Infrastructure
In the current public-key infrastructure (PKI) schemes based on X.509, a relying party must validate a user’s certificate as well as the existence of a path from its trust point...
Mahantesh Halappanavar, Ravi Mukkamala
SIGMOD
1997
ACM
127views Database» more  SIGMOD 1997»
13 years 12 months ago
Infomaster: An Information Integration System
Infomaster is an information integration system that provides integrated access tomultiple distributed heterogeneous information sources on the Internet, thus giving the illusion ...
Michael R. Genesereth, Arthur M. Keller, Oliver M....
ACL
2003
13 years 9 months ago
The FrameNet Data and Software
The FrameNet project has developed a lexical knowledge base providing a unique level of detail as to the the possible syntactic realizations of the specific semantic roles evoked...
Collin F. Baker, Hiroaki Sato