Schema Evolution publication categorizer

... to a perpetual evolution, which is particularly pressing in Web Information Systems, due to their distributed and often collaborative ... logical independence, and auditability of the process. In fact, PRISM exploits recent theoretical results on mapping composition, ...

Publication - krlis1337 - 04/17/2013 - 11:05 - 0 comments - 0 attachments

... Schema evolution poses serious challenges in historical data management. Traditionally the archival data has been (i) ... or (ii) maintained under the original schema version in which they firstly appeared, leading to a perfect archival quality, but to a ...

Publication - krlis1337 - 04/17/2013 - 07:27 - 0 comments - 0 attachments

... the ability to search for and visualize schemas stored in a metadata repository. Users may search by keywords and by example -- using ... scoring metric. Schemr presents search results in a GUI that allows users to explore which elements match and how well they ...

Publication - cat - 04/16/2013 - 00:16 - 0 comments - 1 attachment