>That would be a good idea if I would need to know general information about the field.
>I need an exact structure information. I need to make sure that I will not get numeric data overflow error when saving to the server. So if my structure allows 9999999.99 number, the field in the view/cursor coming from the SQL server will be 999999999.99. And If I will not limit entry by formatting the field, the user can potentially enter a higher number.
>

Right, but you can also get this info.

select subsr(padr(myField, 100), at('.') + 1,len(myField))