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SIGMOD
2011
ACM
222views Database» more  SIGMOD 2011»
14 years 5 months ago
Data generation using declarative constraints
We study the problem of generating synthetic databases having declaratively specified characteristics. This problem is motivated by database system and application testing, data ...
Arvind Arasu, Raghav Kaushik, Jian Li
205
Voted
VLDB
2004
ACM
161views Database» more  VLDB 2004»
16 years 2 months ago
Supporting top-k join queries in relational databases
Ranking queries produce results that are ordered on some computed score. Typically, these queries involve joins, where users are usually interested only in the top-k join results....
Ihab F. Ilyas, Walid G. Aref, Ahmed K. Elmagarmid
LOGCOM
2002
85views more  LOGCOM 2002»
15 years 2 months ago
Engineering Executable Agents using Multi-context Systems
In the area of agent-based computing there are many proposals for specific system architectures, and a number of proposals for general approaches to building agents. As yet, howev...
Jordi Sabater, Carles Sierra, Simon Parsons, Nicho...
ADBIS
2005
Springer
127views Database» more  ADBIS 2005»
15 years 8 months ago
Three Layer Evolution Model for XML Stored in Relational Databases
XML-relational systems with well defined XML and relational schemas are widely used in industry. In the presence of rapidly changing requirements both schemas of such a model need...
Andrey Simanovsky
ICDE
2002
IEEE
103views Database» more  ICDE 2002»
15 years 7 months ago
Using Unity to Semi-Automatically Integrate Relational Schema
Unity is an architecture for integrating relational databases that performs three processes: metadata capture, semantic integration, and query formulation and execution. The found...
Ramon Lawrence, Ken Barker