# OSGeo::FDO::Schema::PropertyValueConstraint Class Reference
[OSGeo::FDO::Schema]

Inheritance diagram for OSGeo::FDO::Schema::PropertyValueConstraint:

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List of all members.

## Detailed Description

PropertyValueConstraint is an abstract class that derives from IDisposable. PropertyValueConstraint is the base class of PropertyValueConstraintRange and PropertyValueConstraintList.

()

## Public Member Functions
__property OSGeo::FDO::Schema::PropertyValueConstraintType | get_ConstraintType ()
| Abstract operation that must be implemented by derived classes to return the constraint type.