Many location-based services require rich and expressive query language support for filtering large amounts of information. In prominent location-based services thousands of conti...
The goal of a data integration system is to provide a uniform interface to a multitude of data sources. Given a user query formulated in this interface, the system translates it i...
A common criticism of database systems is that they are hard to query for users uncomfortable with a formal query language. To address this problem, form-based interfaces and keyw...
Eric Chu, Akanksha Baid, Xiaoyong Chai, AnHai Doan...
BPQL is a novel query language for querying business process specifications, introduced recently in [5, 6]. It is based on an intuitive business processes as rewriting systems, an...
Typically, users submit very simple search queries to digital document data collections. Often these queries can result in extremely broad answers or answers in which document rel...