Also, it can provide a basis for a user-friendly visual query language. In this paper, we present a temporal algebra for an ER-based temporal data model called ...

In this paper, we present a temporal algebra for an ER-based temporal data model called ITDM (Integrated Temporal Data Model). We define ten algebraic ...

In this paper, we present a temporal algebra for an ER-based temporal data model called ITDM (Integrated Temporal Data Model). We define ten algebraic ...

A temporal algebra for an ER-based temporal data model called ITDM (Integrated Temporal Data Model) is presented, which defines ten algebraic operations and ...

One reason is that most ER-based temporal data models lack underlying formalism and algebra. If a conceptual model, along with an algebra, is formally defined, ...

Bibliographic details on A Temporal Algebra for an ER-Based Temporal Data Model.

We define a tenlporal algebra that is applicable to any temporal relational data model supporting discrete lin- ear bounded time. This algebra has the five ...

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This paper introduces a recursive temporal algebra based on temporal semantics for querying time-varying data. The algebra, called <. , is based on a tempo- ral ...

Oct 22, 2024 · This pa- per presents a temporal extension of the relational algebra that is not significantly different from the original relational model, yet ...