Editing Data model (section)

=== Data properties ===
[[File:3-2 Properties of data.svg|thumb|320px|Some important properties of data<ref name="MW99"/>]]
Some important properties of data for which requirements need to be met are:
* definition-related properties<ref name="MW99"/>
** ''relevance'': the usefulness of the data in the context of your business.
** ''clarity'': the availability of a clear and shared definition for the data.
** ''consistency'': the compatibility of the same type of data from different sources.
* content-related properties
** ''timeliness'': the availability of data at the time required and how up-to-date that data is.
** ''accuracy'': how close to the truth the data is.
* properties related to both definition and content
** ''completeness'': how much of the required data is available.
** ''accessibility'': where, how, and to whom the data is available or not available (e.g. security).
** ''cost'': the cost incurred in obtaining the data, and making it available for use.