In our case study we investigate a server for answering OWLQL queries with distinguished variables only (henceforth called OWLQL). This server acts as a proxy that delegates queri...
Abstract. Research in Cooperative Query answering is triggered by the observation that users are often not able to correctly formulate queries to databases that return the intended...
Query folding refers to the activity of determining if and how a query can be answered using a given set of resources, which might be materialized views, cached results of previou...
Semantic caching enables mobile clients to answer spatial queries locally by storing the query descriptions together with the results. However, it supports only a limited number o...
Haibo Hu, Jianliang Xu, Wing Sing Wong, Baihua Zhe...
In this paper, we propose a method for maintaining a semantic cache of materialized XPath views. The cached views include queries that have been previously asked, and additional s...