Gets or sets a value indicating whether constraint rules are followed when attempting any update operation.
Assembly: System.Data (in System.Data.dll)
The following example creates a DataSet with one table, one column, five rows, and one UniqueConstraint. The property is set to false and the values of each row are set to the same value. When the property is reset to true, a ConstraintException is generated.
Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)
The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.