SqlGeography::RingN Method (Int32)


Returns the specified ring of the SqlGeography instance: 1 ≤ n ≤ NumRings().

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

[SqlMethodAttribute(IsDeterministic = true, IsPrecise = true)]
SqlGeography^ RingN(
	int n


Type: System::Int32

An int expression between 1 and the number of rings in a polygon instance.

Return Value

Type: Microsoft.SqlServer.Types::SqlGeography^

A SqlGeography object that represents the ring specified by n.

If the value of the ring index n is less than 1, this method throws an ArgumentOutOfRangeException. The ring index value must be greater than or equal to 1 and should be less than or equal to the number returned by NumRings.

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