ST_GeometryFromText — Return a specified ST_Geometry value from Well-Known Text representation (WKT). This is an alias name for ST_GeomFromText
geometry ST_GeometryFromText(text  WKT);
geometry ST_GeometryFromText(text  WKT, integer  srid);
            
            This method implements the OGC Simple Features
            Implementation Specification for SQL 1.1.
        
            
            This method implements the SQL/MM specification.
         SQL-MM 3: 5.1.40