Data element

Encyclopedia : D : DA : DAT : Data element

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In metadata, the term data element is an atomic unit of data that has:

1. An identification such as a data element name
2. A clear data element definition
3. One or more representation terms
4. Optional enumerated values Code (metadata)
5. A list of synonyms to data elements in other metadata registries Synonym ring

Data elements usage can be discovered by inspection of software applications or application data files through a process of manual or automated Application Discovery and Understanding. Once data elements are discovered they can be registered in a metadata registry.

In telecommunication, the term data element has the following components:

1. A named unit of data that, in some contexts, is considered indivisible and in other contexts may consist of data items.
2. A named identifier of each of the entities and their attributes that are represented in a database.
3. A basic unit of information built on standard structures having a unique meaning and distinct units or values.
4. In electronic record-keeping, a combination of characters or bytes referring to one separate item of information, such as name, address, or age.

Source: from Federal Standard 1037C and from the Department of Defense Dictionary of Military and Associated Terms

See also

• Application Discovery and Understanding
• Data element definition
• ISO/IEC 11179 metadata registry specification
• Metadata
• Representation term
• Universal Data Element Framework

External links

• [Association for Enterprise Integration]
• [Federal XML Developer's Guide]
• [ISO/IEC 11179 Standards] (see ISO/IEC 11179-3:2003 clause 3.3.36)

 

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