Searching for authors named "George Papastefanatos" – sorted by Relevance.

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2 documents found, showing 1 through 2.

Adaptive Query Formulation to Handle Database Evolution
by George Papastefanatos, Panos Vassiliadis, Yannis Vassiliou — 2006 — Forum of the 18th Conference on Advanced Information Systems Engineering (CAiSE 2006), Luxembourg
…Abstract. Databases are continuously evolving environments, where design constructs are added, removed or updated rather often. Research has extensively dealt with the problem of database evolution. Nevertheless, problems arise with existing queries and applications, mainly due to the fact that, in …
Cited by 3 (2 self) – Add To MetaCart

Hecataeus: A Framework for Representing SQL Constructs as Graphs
by George Papastefanatos, Kostis Kyzirakos, Panos Vassiliadis, Yannis Vassiliou — 2005 — In: EMMSAD (2005
…Abstract. Traditional modeling techniques typically focus on the static part of databases and ignore their dynamic part (e.g., queries or data-centric workflows). In this paper, we first introduce and sketch a graph-based model that captures relations, views, constraints and queries. We then present…
Cited by 4 (3 self) – Add To MetaCart

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