550 search results - page 23 / 110 » An Expressive Language for Linear Spatial Database Queries |
TLCA
2005
Springer
14 years 2 months ago
2005
Springer
We explore foundational typing support for strong updates — updating a memory cell to hold values of unrelated types at different points in time. We present a simple, but expres...
ER
2005
Springer
14 years 2 months ago
2005
Springer
Abstract. Topological relationships between spatial objects in the twodimensional space have been investigated for a long time in a number of disciplines like artificial intellige...
TIME
2009
IEEE
14 years 3 months ago
2009
IEEE
—Past research on temporal databases has primarily focused on state-based representations and on relational query language extensions for such representations. This led to many d...
ADC
2008
Springer
14 years 3 months ago
2008
Springer
As the eXtensible Markup Language (XML) is about to emerge as a new standard for databases, the problem of providing solid logical grounds for XML query languages arises. For the ...
ISCI
2008
13 years 8 months ago
2008
This paper considers the theory of database queries on the complex value data model with external functions. Motivated by concerns regarding query evaluation, we first identify re...