1004 search results - page 134 / 201 » Safe Constraint Queries |
WEBDB
2009
Springer
14 years 3 months ago
2009
Springer
We study the problem of automatically discovering semantic associations between schema elements, namely foreign keys. This problem is important in all applications where data sets...
MIDDLEWARE
2007
Springer
14 years 2 months ago
2007
Springer
This paper is about a novel rule-based approach for reasoning about qualitative spatiotemporal relations among technology-rich autonomous objects, to which we refer to as artifact...
CIKM
2004
Springer
14 years 2 months ago
2004
Springer
We explore join optimizations in the presence of both timebased constraints (sliding windows) and value-based constraints (punctuations). We present the first join solution named...
ADC
2003
Springer
14 years 2 months ago
2003
Springer
Much work on XML data was around storage and querying and did not consider constraints of XML, especially keys. Since constraints have been proposed in many papers for XML, much r...
VL
1996
IEEE
14 years 28 days ago
1996
IEEE
As multimedia applications spread widely, it is crucial for programming and design support systems to handle "time" in multimedia documents effectively and flexibly. This...