S. Ceri, G. Gottlob, and L. Tanca. . Springer-Verlag, Berlin, 1990.

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Transaction Optimization in Rule Databases - Bertino, Catania, Guerrini.. (1994)   (1 citation)  (Correct)

....describes the optimization architecture and discusses the several optimization phases. Due to space limitations, we introduce no formal notion, but we only discuss our techniques and illustrate them by an example. Section 4 presents some conclusions and outlines future work. A Datalog program [6] consists of a set of (EDB) and a set (IDB) Many extensions to Datalog have been proposed to express updates (see [1] for a survey) In the following we summarize a new approach based on non immediate update semantics. Update Datalog (U Datalog) is a rule language which allows declarative ....

S. Ceri, G. Gottlob, and L. Tanca. . Springer-Verlag, Berlin, 1990.

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