STUnion Method
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SqlGeometry.STUnion Method (SqlGeometry)


Returns an object that represents the union of a SqlGeometry instance with another SqlGeometry instance.

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

[SqlMethodAttribute(IsDeterministic = true, IsPrecise = false)]
public SqlGeometry STUnion(
	SqlGeometry other


Type: Microsoft.SqlServer.Types.SqlGeometry

The SqlGeometry instance to combine with the current SqlGeometry.

Return Value

Type: Microsoft.SqlServer.Types.SqlGeometry

A SqlGeometry object that represents the union of the calling SqlGeometry and the specified SqlGeometry.

This method always returns null if the spatial reference IDs (SRIDs) of the SqlGeometry instances do not match.

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