157 search results - page 22 / 32 » Incremental Evaluation of Datalog Queries |
DEEC
2005
IEEE
14 years 2 months ago
2005
IEEE
In this paper, we study the use of semantic information to improve performance of transparent query caching for dynamic content web sites. We observe that in dynamic content web a...
ICDE
2005
IEEE
14 years 10 months ago
2005
IEEE
We present ViteX, an XPath processing system on XML streams with polynomial time complexity. ViteX uses a polynomial-space data structure to encode an exponential number of patter...
DKE
1999
13 years 8 months ago
1999
A Data Warehouse DW is a database that collects and stores data from multiple remote and heterogeneous information sources. When a query is posed, it is evaluated locally, without...
DAWAK
2005
Springer
14 years 2 months ago
2005
Springer
Abstract. In this paper, we present a new approach to indexing multidimensional data that is particularly suitable for the efficient incremental processing of nearest neighbor quer...
TPDS
2010
13 years 7 months ago
2010
— In location-based services, users with location-aware mobile devices are able to make queries about their surroundings anywhere and at any time. While this ubiquitous computing...