239 search results - page 4 / 48 » Complete Geometrical Query Languages |
ER
2007
Springer
14 years 1 months ago
2007
Springer
Today, there are several approaches supporting an integrated processing of XML and (object-)relational data sources. However, each of these approaches favors a single data model f...
ICGI
2004
Springer
14 years 22 days ago
2004
Springer
Abstract. A base problem in Web information extraction is to find appropriate queries for informative nodes in trees. We propose to learn queries for nodes in trees automatically ...
VLDB
1989
ACM
13 years 11 months ago
1989
ACM
: We describe the architecture of a relational databasesystem that is extensible by user-defined data types and operations, including relation operations. The central concept is to...
VLDB
1989
ACM
13 years 11 months ago
1989
ACM
Graphical Direct Manipulation (GrDM) query languagesare characterized and positioned with respect to traditional textual query languages. After a brief survey of the current state...
GVD
2009
13 years 5 months ago
2009
Evaluating a traditional database query against a data tuple returns a true on match and a false on mismatch. Unfortunately, there are many application scenarios where such an eva...