550 search results - page 54 / 110 » A Logical Approach to Multidimensional Databases |
JIIS
2006
13 years 9 months ago
2006
It is well-known that knowledgebases may contain inconsistencies. We provide a measure to quantify the inconsistency of a knowledgebase, thereby allowing for the comparison of the...
ADBIS
2004
Springer
14 years 2 months ago
2004
Springer
Abstract. Query reformulation techniques based on semantic knowledge have been used in two ways in database management systems, namely for query optimization and for data integrati...
BTW
2009
Springer
14 years 3 months ago
2009
Springer
: Database schemas are used to describe the logical design of a database. Diverse groups of users have different perspectives on the schema which leads to different local schemas. ...
SSDBM
2005
IEEE
14 years 2 months ago
2005
IEEE
To discover knowledge or retrieve information from a relational database, a user often needs to find objects related to certain source objects. There are two main challenges in b...
ICDE
1999
IEEE
14 years 10 months ago
1999
IEEE
Increasingly, for extensibility and performance, specialpurpose application code is being integrated with database system code. Such application code has direct access to database...