This is documentation for Caché & Ensemble.

For information on converting to InterSystems IRIS, see the InterSystems IRIS Adoption Guide and the InterSystems IRIS In-Place Conversion Guide, both available on the WRC Distributions page (login required).

Home > Class Reference > %SYS namespace > %Library.ConstraintUnique

%Library.ConstraintUnique

abstract class %Library.ConstraintUnique

Unique Constraint class

Method Inventory (Including Private)

Methods (Including Private)

classmethod CheckUnique(ByRef id As %String = "", pValue... As %String(MAXLEN="")) as %Boolean
CheckUnique