This special issue is partly associated with the 2009 International Work Shop on Information Security and Applications (IWISA 2009), which was held in Qingdao, China in November 2009.While some other manuscripts are solicited from the authors who are not participants of the conference. The purpose of this special issue is to provide a fast publication of extended versions of the high-quality conference papers on software or related to software and also the papers from authors with original high-quality contributions that have neither been published in nor submitted to any journals or refereed conferences. Papers are mainly interdisciplinary research in software related theory and software related techniques to unsolved problems, such as database management, Software Strategy, and embedded software development etc.
We received 21 papers from around the world and selected 10 to be included in the special issue after a thorough and rigorous review process. The presented papers are mainly devoted to discussion on software architecture and software strategy.
In “An Efficient XML Index for Keyword Query with Semantic Path in Database”, Yanzhong Jin et al proposes an XML index structure BTP-Index, composed of XML structure index mechanism which backbone is a Suffix tree, for evaluation of path ([//|/]e1[//|/]e2[//|/]…[//|/]em) of Q, and XML content index mechanism which is based on Tries & Patricia tree, for the evaluation of [text()=str], filtering part of query Q. Using BTP-Index, the author can process query Q efficiently. And the author has proven the effectiveness of BTP index in Relation-XML dual engine database management system.
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