User manual

Defining derivations
112 PowerDesigner
The Content box is set to Complex.
2 Click Apply.
3 Click the Properties tool beside the Derivation box.
The restriction property sheet appears.
4 Type an ID and a base type for the complex type restriction.
5 Click OK.
Deriving by list
You derive a simple type by list when you want to define it as a list of values
of a specified data type.
The General page of a simple type list property sheet displays the following
properties:
Property Description
ID ID of the simple type list. Its value must be of type ID and
unique within the model containing the simple type
restriction
Type Data type for the list of values
Embedded Type If selected, the type disappears and a simple type is created in
the schema within the current simple type