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CORR
2010
Springer
132views Education» more  CORR 2010»
14 years 9 months ago
Functorial Data Migration
In this paper we present a simple database definition language: that of categories and functors. A database schema is a category and a state is a set-valued functor. We show that m...
David I. Spivak
AMW
2009
14 years 7 months ago
Schema Design for Uncertain Databases
We address schema design in uncertain databases. Since uncertain data is relational in nature, decomposition becomes a key issue in design. Decomposition relies on dependency theo...
Anish Das Sarma, Jeffrey D. Ullman, Jennifer Widom
VLDB
2008
ACM
99views Database» more  VLDB 2008»
15 years 9 months ago
Model-independent schema translation
We discuss a proposal for the implementation of the model management operator ModelGen, which translates schemas from one model to another, for example from object-oriented to SQL ...
Paolo Atzeni, Paolo Cappellari, Riccardo Torlone, ...
FROCOS
2007
Springer
15 years 3 months ago
Languages Modulo Normalization
Abstract. We propose a new class of tree automata, called tree automata with normalization (TAN). This framework extends equational tree automata, and improved the results of them:...
Hitoshi Ohsaki, Hiroyuki Seki
CORR
2010
Springer
161views Education» more  CORR 2010»
14 years 9 months ago
Database Reverse Engineering based on Association Rule Mining
Maintaining a legacy database is a difficult task especially when system documentation is poor written or even missing. Database reverse engineering is an attempt to recover high-...
Nattapon Pannurat, Nittaya Kerdprasop, Kittisak Ke...