Yoram Kornatzky

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Hypertext is a generalization of the conventional linear text into a non-linear text formed by adding cross-reference and structural links between different pieces of text. A hypertext can be regarded as an extension of a textual database by adding a link structure among the different text objects it stores. We present a tool for finding information in a(More)
We propose a novel data model and its language for querying object-oriented databases where objects may hold spatial, temporal or constraint data, conceptually represented by linear equality and inequality constraints. The proposed <i>LyriC</i> language is designed to provide a uniform and flexible framework for diverse application realms such as (1)(More)
We describe an algorithmic method for transforming a binary-relationship (BR) conceptual schema to an object-oriented (OO) database schema. The BR schema is a semantically rich diagram that represents the reality being modeled in terms of objects, relationships and constraints. It is easy to understand and serves as a communication tool between users and(More)