--- In firebird-support@yahoogroups.com, "Martijn Tonies"
<m.tonies@...> wrote:

> The columns that use the domain are being used by constraints.
>

All the constraints prevents this modification, or just some types of
them (primary key, foreign keys, check, references in triggers and SP,
...) ? I want to know if I must drop all the constraints, or if I can
choose some of them ?

B.L.