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panSL language reference. Table of contents.

IdentificationUsefulness

Describes what importance should be given to a PropertyType when making short descriptions of entities.

A typical example is when making a quick list of persons or when linking to a person. Then often First_name and Last_name
are the Essential characteristics which we would like to display.

The various levels, in order of increasing importance, are: Additional, Useful, Essential.

Example:


Person
   First_name    Essential
   Last_name     Essential
   Date_of_birth
   Education

Field nameDescription

Additional

Additional information that could be used to describe an entity.
(this designation is most probably not needed in an actual implementations).

Essential

Information that is always desired when describing an entity.

Typical example is First_name and Last_name for a person entity.

Useful

Information that is useful but not Essential when describing an entity.

Typical example is Date_of_birth, Address and Zip-code (Postal code) for a person entity.

panSL language reference. Table of contents.

More samples available at http://panSL.org/samples/.

Last updated 2012-05-02