STMPointFromWKB (geography Data Type)
Applies to: 
SQL Server
Azure SQL Database
Azure SQL Managed Instance
Returns a geographyMultiPoint instance from an Open Geospatial Consortium (OGC) Well-Known Binary (WKB) representation.
Syntax
STMPointFromWKB ( 'WKB_multipoint' , SRID )
Arguments
WKB_multipoint
Is the WKB representation of the geographyMultiPoint instance you wish to return. WKB_multipoint is a varbinary(max) expression.
SRID
Is an int expression representing the spatial reference ID (SRID) of the geographyMultiPoint instance you wish to return.
Return Types
SQL Server return type: geography
CLR return type: SqlGeography
OGC type: MultiPoint
Remarks
This method throws a FormatException if the input is not well-formatted.
Examples
The following example uses STMPointFromWKB() to create a geography instance.
DECLARE @g geography;
SET @g = geography::STMPointFromWKB(0x0104000000020000000101000000D7A3703D0A975EC08716D9CEF7D347400101000000CBA145B6F3955EC08716D9CEF7D34740, 4326);
SELECT @g.ToString();