GB/T 18391.4-2009
Information technology.Metadata registries(MDR).Part 4:Formulation of data definitions (English Version)

Standard No.: GB/T 18391.4-2009
Language: Chinese, Available in English version
Release Date: 2009
Published By: General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
Latest: GB/T 18391.4-2009
Replace: GB/T 18391.4-2001

Scope: This part of GB/T 18391 specifies the requirements and recommendations for constructing data and metadata definitions. This part only describes the semantic aspects of the definition, without considering the format of the definition, especially when used for the content of the metadata registration system specified in Part 3 of GB/T 18391, it can be widely used to determine the definition of data and metadata . These requirements and recommendations are suitable for forming the definition of data elements and other data component types, where data component types may be entity types, entities, relationships, attributes, object types, objects, composites, code items, metadata items, and Data referenced by XML tags.

GB/T 18391.4-2009 history

2009 GB/T 18391.4-2009 Information technology.Metadata registries(MDR).Part 4:Formulation of data definitions
2001 GB/T 18391.4-2001 Information technology--Specification and standardization of data elements--Part 4: Rules and guidelines for the formulation of data definitions