HasM (geography Data Type)
Applies to:
SQL Server
Azure SQL Database
Azure SQL Managed Instance
Returns 1 (true) if a spatial object contains at least one M value; otherwise, it returns 0 (false).
Syntax
.HasM
Note
To view Transact-SQL syntax for SQL Server 2014 (12.x) and earlier versions, see Previous versions documentation.
Return Types
SQL Server return type: bit
CLR return type: Boolean
Remarks
Examples
DECLARE @p GEOGRAPHY = 'Point(1 1 1 1)'
SELECT @p.HasM
--Returns: 1 (true)
See Also
Extended Methods on Geography Instances
M (geography Data Type)
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