1042 search results - page 11 / 209 » Constraint Databases, Data Structures and Efficient Query Ev... |
SSDBM
1998
IEEE
13 years 12 months ago
1998
IEEE
: A new issue that arises in modern applications involves the efficient manipulation of (static or moving) spatial objects, and the relationships among them. As a result, modern da...
IDEAS
2005
IEEE
14 years 1 months ago
2005
IEEE
We introduce and study a new class of queries that we refer to as ACMA (arithmetic constraints on multiple attributes) queries. Such combinatorial queries require the simultaneous...
SIGMOD
2007
ACM
14 years 7 months ago
2007
ACM
Data availability, collection and storage have increased dramatically in recent years, raising new technological and algorithmic challenges for database design and data management...
SIGMOD
2003
ACM
14 years 7 months ago
2003
ACM
We propose a framework for integrating data from multiple relational sources into an XML document that both conforms to a given DTD and satisfies predefined XML constraints. The f...
DBISP2P
2005
Springer
13 years 9 months ago
2005
Springer
Abstract. We study the problem of evaluating RDF queries over structured overlay networks. We consider the publish/subscribe scenario where nodes subscribe with long-standing queri...