STInteriorRingN Method
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SqlGeometry::STInteriorRingN Method (Int32)

 

Returns the specified interior ring of a Polygon SqlGeometry instance.

Namespace:   Microsoft.SqlServer.Types
Assembly:  Microsoft.SqlServer.Types (in Microsoft.SqlServer.Types.dll)

public:
[SqlMethodAttribute(IsDeterministic = true, IsPrecise = true)]
SqlGeometry^ STInteriorRingN(
	int n
)

Parameters

n
Type: System::Int32

An int expression between 1 and the number of interior rings in the SqlGeometry instance.

Return Value

Type: Microsoft.SqlServer.Types::SqlGeometry^

A SqlGeometry object that represents the interior ring of the Polygon.

This method returns null if the SqlGeometry instance is not a polygon. This method will also throw an ArgumentOutOfRangeException if the expression is larger than the number of rings. The number of rings can be returned using STNumInteriorRing.

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