454 search results - page 21 / 91 » SPARQL Query Processing with Conventional Relational Databas... |
110
Voted
BTW
2003
Springer
15 years 5 months ago
2003
Springer
Abstract: In order to achieve efficient execution plans for queries comprising userdefined data types and predicates, the database system has to be provided with appropriate index ...
124
Voted
ICDT
2012
ACM
13 years 3 months ago
2012
ACM
We introduce a representation system for relational data based on algebraic factorisation using distributivity of product over union and commutativity of product and union. We giv...
167
Voted
SIGMOD
2008
ACM
16 years 22 days ago
2008
ACM
Today's query processing engines do not take advantage of the multiple occurrences of a relation in a query to improve performance. Instead, each instance is treated as a dis...
INFSOF
2002
15 years 7 days ago
2002
In this paper, we present methods of translating transactions from object-oriented database(OODB) to relational database(RDB). The process involves schema mapping in data definiti...
204
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ICDE
1998
IEEE
16 years 1 months ago
1998
IEEE
We have developed a MultiMedia Visual Information Seeking (MMVIS) Environment that is the first system to support an integrated approach to the direct manipulation specification o...