QUALITY DIMENSIONS OF A CONCEPTUAL VIEW

被引:40
|
作者
LEVITIN, A [1 ]
REDMAN, T [1 ]
机构
[1] AT&T BELL LABS,PRINCETON,NJ
关键词
CONCEPTUAL DATA MODEL; QUALITY;
D O I
10.1016/0306-4573(94)00030-7
中图分类号
TP [自动化技术、计算机技术];
学科分类号
0812 ;
摘要
Data quality is usually associated with the quality of data values. But even perfectly correct data values are of little use if they are based on a deficient data model. The purpose of this paper is to present and discuss a list of characteristics (dimensions) that are crucial for data model quality. We single out 14 quality dimensions, organized into six categories: content, scope, level of detail, composition, consistency, and reaction to change. Two types of correlation among dimensions called ''reinforcements'' and ''tradeoffs'' are recognized and discussed as well.
引用
收藏
页码:81 / 88
页数:8
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