Declaration: TDataTable.MScaleType [col: integer]: TMScaleType;
The property MScaleType controls the type of level of measurement assigned to the variable stored in column Col. The parameter Col may take values between 1 and NrOfColumns. If you try to assign a new scale type outside this range, the call to MScaleType is ignored. Retrieving the level of measurement outside the valid range of Col always returns stUnknown.