metadata
Metadata (or metainformation) is "data that provides information about other data", but not the content of the data itself, such as the text of a message or the image itself. There are many distinct types of metadata, including:
* Descriptive ...
, Naming and Design Rules are the formal rules associated with how data elements are structured within a process of creating exchange documents between organizations.
Naming and Design Rules are a set of guidelines and naming conventions that go beyond what a single data exchange standard specification will permit. The most common standard that Naming and Design Rules are created on is
XML Schema
An XML schema is a description of a type of XML document, typically expressed in terms of constraints on the structure and content of documents of that type, above and beyond the basic syntactical constraints imposed by XML itself. These constrai ...
. For example, the use of upper
camel case
The writing format camel case (sometimes stylized autological, autologically as camelCase or CamelCase, also known as camel caps or more formally as medial capitals) is the practice of writing phrases without spaces or punctuation and with cap ...
data element
In metadata, the term data element is an atomic unit of data that has precise meaning or precise semantics. A data element has:
# An identification such as a data element name
# A clear data element definition
# One or more representation term ...
names is a convention used in many standard but is not specified by the XML Schema specification.
Naming and Design Rules have become an important aspect of each organizations data exchange standards. Within the
United States
The United States of America (USA), also known as the United States (U.S.) or America, is a country primarily located in North America. It is a federal republic of 50 U.S. state, states and a federal capital district, Washington, D.C. The 48 ...
, Naming and Design Rules standards are recommended for each federal and state agency.
See also
*
metadata
Metadata (or metainformation) is "data that provides information about other data", but not the content of the data itself, such as the text of a message or the image itself. There are many distinct types of metadata, including:
* Descriptive ...
*
XML
Extensible Markup Language (XML) is a markup language and file format for storing, transmitting, and reconstructing data. It defines a set of rules for encoding electronic document, documents in a format that is both human-readable and Machine-r ...
*
XML Schema
An XML schema is a description of a type of XML document, typically expressed in terms of constraints on the structure and content of documents of that type, above and beyond the basic syntactical constraints imposed by XML itself. These constrai ...
References
* National Information Exchange Model Naming and Design Rules NIEM Technical Architecture Committee (NTAC) October 31, 2008 Version 1. * National Information Exchange Model Version 1.2 Aug. 7th 200 * GJXDM Naming and Design Rules used by the US Department of Justic * Powerpoint presentation to federal agencies on Naming and Design Rule * Infostructurebase Naming and Design Rules that are part of the Danish e-Government Projec * UN/EDIFACT Naming and Design Rule Metadata