RuleCombinationOfPropertiesIsUniqueAttribute Constructors Defines a validation rule that demands the target properties’ values combination be unique. Name Parameters Description RuleCombinationOfPropertiesIsUniqueAttribute(DefaultContexts, String) targetContexts, targetProperties Initializes a new instance of the RuleCombinationOfPropertiesIsUniqueAttribute class. RuleCombinationOfPropertiesIsUniqueAttribute(String, DefaultContexts, String, String) id, targetContexts, targetProperties, messageTemplate Initializes a new instance of the RuleCombinationOfPropertiesIsUniqueAttribute class. RuleCombinationOfPropertiesIsUniqueAttribute(String, DefaultContexts, String) id, targetContexts, targetProperties Initializes a new instance of the RuleCombinationOfPropertiesIsUniqueAttribute class. RuleCombinationOfPropertiesIsUniqueAttribute(String, String, String, String) id, targetContextIDs, targetProperties, messageTemplate Initializes a new instance of the RuleCombinationOfPropertiesIsUniqueAttribute class. RuleCombinationOfPropertiesIsUniqueAttribute(String, String, String) id, targetContextIDs, targetProperties Initializes a new instance of the RuleCombinationOfPropertiesIsUniqueAttribute class. RuleCombinationOfPropertiesIsUniqueAttribute(String) targetProperties Initializes a new instance of the RuleCombinationOfPropertiesIsUniqueAttribute class. See Also RuleCombinationOfPropertiesIsUniqueAttribute Class RuleCombinationOfPropertiesIsUniqueAttribute Members DevExpress.Persistent.Validation Namespace