In the last few years an interest in native XML databases has surfaced. With other authors we argue that such databases need their own provisions for concurrency control since tra...
Abstract. XML query processors suffer from main-memory limitations that prevent them from processing large XML documents. While content-based predicates can be used to project down...
In recent years, weblogs, or blogs for short, have become an important form of online content. The personal nature of blogs, online interactions between bloggers, and the temporal...
We present a general framework for the task of extracting specific information “on demand” from a large corpus such as the Web under resource-constraints. Given a database wit...
: Very recently, Cao et al. presented the MAPLE approach, which accelerates queries with multiple instances of the same relation by sharing their scan operator. The principal idea ...