> ---In firebird-support@yahoogroups.com, <tdw@...> wrote :

>

> Using Database Workbench I added a trigger to a table, but it didn't
>

seen to do anything (in particular didn't throw an exception which it

>

should have done when I deliberately created an invalid record).

>
>

After restarting DBWB the trigger behaved as expected.

>
>

Do triggers not take effect on existing connections, or something?
  Make sure you committed transaction where trigger was created.
Also, what is exact Firebird version ?

Regards,
Vlad