UniqueConstraint Constructor (DataColumn(), Boolean)

 

Initializes a new instance of the UniqueConstraint class with 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)

Public Sub New (
	columns As DataColumn(),
	isPrimaryKey As Boolean
)

Parameters

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
Available since 1.1
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