258 search results - page 16 / 52 » Multidimensional Index Structures in Relational Databases |
SIGMOD
1998
ACM
13 years 11 months ago
1998
ACM
Databases are increasingly being used to store multi-media objects such as maps, images, audio and video. Storage and retrieval of these objects is accomplished using multi-dimens...
ICDE
2009
IEEE
13 years 4 months ago
2009
IEEE
In this paper, we formalize the novel concept of incremental reverse nearest neighbor ranking and suggest an original solution for this problem. We propose an efficient approach fo...
EDBT
2006
ACM
14 years 6 months ago
2006
ACM
Abstract. Many different index structures have been proposed for spatial databases to support efficient query processing. However, most of these index structures suffer from an exp...
DATESO
2004
13 years 8 months ago
2004
The XML language have been becoming de-facto a standard for representation of heterogeneous data in the Internet. From database point of view, XML is a new approach to data modelli...
PODS
2009
ACM
14 years 7 months ago
2009
ACM
Let be a finite, ordered alphabet, and consider a string x = x1x2 . . . xn n . A secondary index for x answers alphabet range queries of the form: Given a range [al, ar] , retu...