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DBDataPermission.Union Method

Returns a new permission object that is the union of the current and specified permission objects.

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

public override IPermission Union(
	IPermission target
)

Parameters

target
Type: System.Security.IPermission

A permission object to combine with the current permission object. It must be of the same type as the current permission object.

Return Value

Type: System.Security.IPermission
A new permission object that represents the union of the current permission object and the specified permission object.

Implements

IPermission.Union(IPermission)

ExceptionCondition
ArgumentException

The target object is not the same type as the current permission object.

The result of a call to Union is a permission that represents all the operations permitted by both the current permission object and the specified permission object. Any demand that passes either permission passes their union.

.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
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