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UniqueConstraint Constructor (String, DataColumn(), Boolean)

Initializes a new instance of the UniqueConstraint class with the specified name, an array of DataColumn objects to constrain, and a value specifying whether the constraint is a primary key.

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

'Declaration
Public Sub New ( _
	name As String, _
	columns As DataColumn(), _
	isPrimaryKey As Boolean _
)

Parameters

name
Type: System.String

The name of the constraint.

columns
Type: System.Data.DataColumn()

An array of DataColumn objects to constrain.

isPrimaryKey
Type: System.Boolean

true to indicate that the constraint is a primary key; otherwise, false.

.NET Framework

Supported in: 4.6, 4.5, 4, 3.5, 3.0, 2.0, 1.1

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

XNA Framework

Supported in: 3.0, 2.0, 1.0
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