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STMPolyFromText (geography Data Type) |
STMPolyFromText (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 FabricSQLDB]
Returns a geography instance from an Open Geospatial Consortium (OGC) Well-Known Text (WKT) representation, augmented with any Z (elevation) and M (measure) values carried by the instance.
STMPolyFromText ( 'multipolygon_tagged_text' , SRID )
multipolygon_tagged_text
Is the WKT representation of the geographyMultiPolygon instance you wish to return. multipolygon_tagged_text is an nvarchar(max) expression.
SRID
Is an int expression representing the spatial reference ID (SRID) of the geographyMultiPolygon instance you wish to return.
[!INCLUDEssNoVersion] return type: geography
CLR return type: Sql Geography
OGC type: MultiPolygon
This method throws a FormatException if the input is not well-formatted.
The following example uses STMPolyFromText() to create a geography instance.
DECLARE @g geography;
SET @g = geography::STMPolyFromText('MULTIPOLYGON(((-122.358 47.653, -122.348 47.649, -122.358 47.658, -122.358 47.653)), ((-122.341 47.656, -122.341 47.661, -122.351 47.661, -122.341 47.656)))', 4326);
SELECT @g.ToString();