title | description | author | ms.author | ms.date | ms.service | ms.subservice | ms.topic | f1_keywords | helpviewer_keywords | dev_langs | ||||
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STPolyFromWKB (geography Data Type) |
STPolyFromWKB (geography Data Type) |
MladjoA |
mlandzic |
07/30/2017 |
sql |
t-sql |
reference |
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[!INCLUDE SQL Server Azure SQL Database Azure SQL Managed Instance]
Returns a geographyPolygon instance from an Open Geospatial Consortium (OGC) Well-Known Binary (WKB) representation.
STPolyFromWKB ( 'WKB_polygon' , SRID )
WKB_polygon
Is the WKB representation of the geographyPolygon instance you wish to return. WKB_polygon is a varbinary(max) expression.
SRID
Is an int expression representing the spatial reference ID (SRID) of the geographyPolygon instance you wish to return.
[!INCLUDEssNoVersion] return type: geography
CLR return type: SqlGeography
OGC type: Polygon
This method throws a FormatException if the input is not well-formatted.
The following example uses STPolyFromWKB()
to create a geography
instance.
DECLARE @g geography;
SET @g = geography::STPolyFromWKB(0x01030000000100000005000000F4FDD478E9965EC0DD24068195D3474083C0CAA145965EC0508D976E12D3474083C0CAA145965EC04E62105839D44740F4FDD478E9965EC04E62105839D44740F4FDD478E9965EC0DD24068195D34740, 4326);
SELECT @g.ToString();