[Gambas-user] Change command

[Jacky]

Hi all
>  Tab = "Fiches_Parametres" & Soc
>  Utils.db.Exec("ALTER TABLE " & Tab & " CHANGE (Dnfac Dnfac Char(6))")

I have a mysql  error message but i can't see where i am wrong.
Is anybody can help me ?

Gambas 1.9.46 under Suse10.1

Many thank's

Jack.