Temporal data model - PowerPoint PPT Presentation

Temporal Databases

Temporal Databases. VALID-TIME TEMPORAL DATA MODEL TIME NORMALIZATION TEMPORAL QUERY LANGUAGE CONCEPTUAL DESIGN AND LOGICAL DESIGN. What is temporal DB?. Temporal databases , encompass all DB applications that require some aspect of time when organizing their information.

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CS240A: Databases and Knowledge Bases A Taxonomy of Temporal DBs

CS240A: Databases and Knowledge Bases A Taxonomy of Temporal DBs. Carlo Zaniolo Department of Computer Science University of California, Los Angeles. Valid Time and Transaction Time. Valid Time of a fact: when the fact is true in the modeled reality

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126 views • 11 slides

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