STGeomCollFromText (geography Data Type)

Applies to: yesSQL Server (all supported versions) YesAzure SQL Database

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.


STGeomCollFromText ( 'geometrycollection_tagged_text' , SRID )  


To view Transact-SQL syntax for SQL Server 2014 and earlier, see Previous versions documentation.


Is the WKT representation of the geography instance you wish to return. geometrycollection_tagged_text is an nvarchar(max) expression.

Is an int expression representing the spatial reference ID (SRID) of the geography instance you wish to return.

Return Types

SQL Server return type: geography

CLR return type: SqlGeography


The OGC type of the geography instance returned by STGeomCollFromText() is set to the corresponding WKT input.

This method throws an ArgumentException if the input is not valid.


The following example uses STGeomCollFromText() to create a geography instance.

DECLARE @g geography;  
DECLARE @g geography;  
SET @g = geography::STGeomCollFromText('GEOMETRYCOLLECTION ( POINT(-122.34900 47.65100), LINESTRING(-122.360 47.656, -122.343 47.656) )', 4326);  
SELECT @g.ToString();  

See Also

OGC Static Geography Methods