ConstraintCollection.Add Method (Constraint)

 
System_CAPS_noteNote

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Adds the specified Constraint object to the collection.

Namespace:   System.Data
Assembly:  System.Data (in System.Data.dll)

member Add : 
        constraint:Constraint -> unit

Parameters

constraint
Type: System.Data.Constraint

The Constraint to add.

Exception Condition
ArgumentNullException

The constraint argument is null.

ArgumentException

The constraint already belongs to this collection, or belongs to another collection.

DuplicateNameException

The collection already has a constraint with the same name. (The comparison is not case-sensitive.)

If the collection is successfully changed by adding or removing constraints, the CollectionChanged event occurs.

The following example adds a UniqueConstraint to the ConstraintCollection of a DataTable.

No code example is currently available or this language may not be supported.

.NET Framework
Available since 1.1
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