UniquenessConstraint (TIBCO EBX® Version 6.1.0 Java API)

```
public interface UniquenessConstraint
```
Defines a uniqueness constraint (property xs:unique) held by a table node in a data model. This constraint indicates that a value or a set of values has to be unique in a table.

Since:

5.8.1

See Also:

SchemaNode.getUniquenessConstraints(), Uniqueness constraint, https://www.w3.org/TR/2006/WD-xmlschema11-1-20060831/#cIdentity-constraint_Definitions

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`List<? extends SchemaNode>`	`getUniqueFields()`	Returns the nodes in the data model that are declared as being unique (property `field`).
`String`	`getUniquenessName()`	Returns the name of the uniqueness constraint defined in the data model (property `name`).
`SchemaFacetValidationPolicy`	`getValidationPolicy()`	Returns the validation policy of this uniqueness constraint.

- Method Detail
  - getUniquenessName
```
String getUniquenessName()
```
    Returns the name of the uniqueness constraint defined in the data model (property name).
  - getUniqueFields
```
List<? extends SchemaNode> getUniqueFields()
```
    Returns the nodes in the data model that are declared as being unique (property field).
  - getValidationPolicy
```
SchemaFacetValidationPolicy getValidationPolicy()
```
    Returns the validation policy of this uniqueness constraint. Validation policy properties are defined under the element osd:validation.
    
    Since:
    
    5.8.1
    
    See Also:
    
    SchemaFacetValidationPolicy