conceptual schema


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conceptual schema

[kən′sep·chə·wəl ′skē·mə]
(computer science)
The logical structure of an entire data base.
References in periodicals archive ?
The fact that the user is using only global conceptual schema through views defined in external schema, assures that the user can manipulate the data regardless of its position in the distributed database system.
The second possible inconsistency is the instance level inconsistency, which means representing the same information according to the same conceptual schema, but using different attribute values.
The enigma of perception is the puzzle of how to understand the replacement of tabula rasa with a purposively grounded conceptual schema of reality-not-yet-sensed, referred to as a "scenario.
The authors use contributions from leading experts in IS engineering to compare diagrammatical models for conceptual data and information, enriched conceptualization of subtyping, the enterprise approach, integrated requirement solutions and ORM conceptual schema languages.
The basic theme of the majority of the book is that the religious and political transformations in Europe and United States designed a new conceptual schema of understanding accompanying the image deficit of the central institutions which therefore become the central element of the analysis of governmental stability.
The work's libretto (sung by artist Simon Leung) uses only five notes, following from Taylor's humorous and perverse conceptual schema in which syllables are broken down into building blocks based on the dominant vowels before being assembled into unlikely musical (or sculptural) configurations.
It is the internal view, which is related to implementation methods of the conceptual schema as a computer file system.
This skeleton gives no sense, however, of the richness of nuance and abundant apercus that the authors provide to flesh out their conceptual schema.
In this case, we are just transforming the Conceptual Schema into its corresponding final software product.
point out that "a stronger influence of the final user on design decisions has many positive consequences: the quality of the conceptual schema improves, the project most likely converges toward an expected result, and development costs decrease.
Leazer (1993, 1994) described a conceptual schema for the explicit control of works in catalogs, taking into account both Tillet and Smiraglia's taxonomies of relationship types.
While the state's new cultural orientation disengaged the traditional historical alliance between the ruling elite and the orthodox ulama, and hence the removal of the traditional barriers on culture production, (20) the flooding of Egypt's cultural landscape by Western ideologies was a parallel process that diversified the structure of ideological contention in the country, undermining the conceptual schema of the Islamic orthodoxy.

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