Enumerations

Enumerations are concepts that include a list of possible values.

You write the definition of an enumerated domain by using the following syntax:

<a concept> can be one of: <value>, <value>, <value>, <value>.

The following example creates a category enumeration with a list of values.

a category can be one of: Economy, Economy Plus, Business, First.

The following example shows a ticket entity that has a category attribute that is of type enumeration.

a ticket has a category.