STIsEmpty (geometry Data Type)

THIS TOPIC APPLIES TO:yesSQL Server (starting with 2008)noAzure SQL DatabasenoAzure SQL Data Warehouse noParallel Data Warehouse

Returns 1 if a geometry instance is empty. Returns 0 if a geometry instance is not empty.

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|Applies to: SQL Server ( SQL Server 2008 through current version), Azure SQL Database.|

Syntax


.STIsEmpty ( )  

Return Types

SQL Server return type: bit

CLR return type: SqlBoolean

Examples

The following example creates an empty geometry instance and uses STIsEmpty() to test whether the instance is empty.

DECLARE @g geometry;  
SET @g = geometry::STGeomFromText('POLYGON EMPTY', 0);  
SELECT @g.STIsEmpty();  

See Also

OGC Methods on Geometry Instances