This paper compares different indexing techniques proposed for supporting efficient access
to temporal data. The comparison is based on a collection of important performance criteria …

The entity-relationship (ER) model, using varying notations and with some semantic
variations, is enjoying a remarkable and increasing popularity in both the research …

GIS: A Computing Perspective, Second Edition, provides a full, up-to-date overview of GIS,
both Geographic Information Systems and the study of Geographic Information Science …

• Bases de datos relacionales (Capítulos 4 al 7). El Capítulo 4 se centra en el lenguaje
relacional orientado al usuario de mayor influencia: SQL. El Capítulo 5 cubre otros dos …

Abstract Representations historically used within GIS assume a world that exists only in the
present. Information contained within a spatial database may be added-to or modified over …

Nearly a decade ago, Johanna Drucker cofounded the University of Virginia's SpecLab, a
digital humanities laboratory dedicated to risky projects with serious aims. In SpecLab she …

Temporal databases deal with time-varying tables containing certain kinds of DATE
columns. Effectively designing, querying, and modifying time-varying tables requires a …

A wide range of database applications manage time-varying information. Existing database
technology currently provides little support for managing such data. The research area of …

Although there are many advanced and specialized texts and handbooks on algorithms,
until now there was no book that focused exclusively on the wide variety of data structures …

Schema versioning is one of a number of related areas dealing with the same general
problem—that of using multiple heterogeneous schemata for various database related tasks …