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STAsText (geometry Data Type)

Returns the Open Geospatial Consortium (OGC) Well-Known Text (WKT) representation of a geometry instance. This text will not contain any Z (elevation) or M (measure) values carried by the instance.

Applies to: SQL Server (SQL Server 2012 through current version), Azure SQL Database.

.STAsText ( )

SQL Server return type: nvarchar(max)

CLR return type: SqlChars

The following example creates a LineString geometry instance from (0,0) to (2,3) from text. STAsText() returns the result in text.

DECLARE @g geometry;
SET @g = geometry::STGeomFromText('LINESTRING(0 0, 2 3)', 0);
SELECT @g.STAsText();

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