SqlGeography.STSymDifference 方法
Returns an object representing all points that are either in one SqlGeography instance or another SqlGeography instance, but not those points that lie in both instances.
命名空間： Microsoft.SqlServer.Types
組件： Microsoft.SqlServer.Types (在 Microsoft.SqlServer.Types.dll 中)
語法
'宣告
<SqlMethodAttribute(IsDeterministic := True, IsPrecise := False)> _
Public Function STSymDifference ( _
other As SqlGeography _
) As SqlGeography
'用途
Dim instance As SqlGeography
Dim other As SqlGeography
Dim returnValue As SqlGeography
returnValue = instance.STSymDifference(other)
[SqlMethodAttribute(IsDeterministic = true, IsPrecise = false)]
public SqlGeography STSymDifference(
SqlGeography other
)
[SqlMethodAttribute(IsDeterministic = true, IsPrecise = false)]
public:
SqlGeography^ STSymDifference(
SqlGeography^ other
)
[<SqlMethodAttribute(IsDeterministic = true, IsPrecise = false)>]
member STSymDifference :
other:SqlGeography -> SqlGeography
public function STSymDifference(
other : SqlGeography
) : SqlGeography
參數
- other
型別：Microsoft.SqlServer.Types.SqlGeography
The SqlGeography instance to be compared to the current SqlGeography.
傳回值
型別：Microsoft.SqlServer.Types.SqlGeography
A SqlGeography instance that contains all points unique to the calling SqlGeography and to the specified SqlGeography.
備註
This method always returns null if the spatial reference IDs (SRIDs) of the SqlGeography instances do not match.