What is Data Dictionary and its' function

简介:

What is an ABAP data dictionary?

 ABAP 4 data dictionary describes the logical structures of the objects used in application development and shows how they are mapped to the underlying relational database in tables/views.

 

What functions does a data dictionary perform?

In a data management system, the principal functions performed by the data dictionary are

·             Management of data definitions.

·             Provision of information for evaluation.

·             Support for s/w development.

·             Support form documentation.

·             Ensuring that the data definitions are flexible and up-to-date.

 

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本文转自沧海-重庆博客园博客,原文链接:http://www.cnblogs.com/omygod/archive/2008/11/06/1327899.html,如需转载请自行联系原作者
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