3225 search results - page 10 / 645 » Query Optimization by Stored Queries |
174
click to vote
ICDE
1999
IEEE
16 years 1 months ago
1999
IEEE
In this paper we study the node distribution of an Rtree storing region data, like for instance islands, lakes or human-inhabited areas. We will show that real region datasets are...
DKE
2010
14 years 11 months ago
2010
DEBU
1999
14 years 11 months ago
1999
124
click to vote
WWW
2011
ACM
14 years 6 months ago
2011
ACM
The problem of answering SPARQL queries over virtual SPARQL views is commonly encountered in a number of settings, including while enforcing security policies to access RDF data, ...