This paper presents a novel mediation-based query answering approach which allows users (1) to reuse their own predefined queries to retrieve information ...

This paper presents a novel mediation-based query answering approach which allows users (1) to reuse their own predefined queries to retrieve information ...

Abstract. This paper presents a novel mediation-based query answer- ing approach which allows users (1) to reuse their own predefined queries.

Bibliographic details on Mediation-Based XML Query Answerability.

Data exchange and integration solely relies on XML,. i.e., instance and schema information is represented by XML documents and XML DTDs, respectively.

Abstract. The mediator/wrapper approach is used to integrate data from different databases and other data sources by introducing a middleware virtual ...

Thus, we shall rank an approximate answer based on its relevancy to both the structure and content conditions of the posed query. In this section, we first ...

Abstract. In this paper we propose a mediator architecture for the querying and integration of Web-accessible XML data sources. Our contributions are (i) ...

ABSTRACT. We study the problem of answering queries through a target schema, given a set of mappings between one or more source schemas and.

The architecture is based on. XML-based modeling of metadata; use of an XML query language, and associated mediator middleware, to query distributed metadata ...