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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 UniqueConstraint (
	DataColumn[] columns,
	bool isPrimaryKey
)
public UniqueConstraint (
	DataColumn[] columns, 
	boolean isPrimaryKey
)
public function UniqueConstraint (
	columns : DataColumn[], 
	isPrimaryKey : boolean
)

Parameters

columns

An array of DataColumn objects to constrain.

isPrimaryKey

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

Windows 98, Windows 2000 SP4, Windows CE, Windows Millennium Edition, Windows Mobile for Pocket PC, Windows Mobile for Smartphone, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see System Requirements.

.NET Framework

Supported in: 2.0, 1.1, 1.0

.NET Compact Framework

Supported in: 2.0
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