Re: [firebird-support] toggle betweenn 0 and 1

[Michael Weissenbacher]

Am 2014-04-03 07:18, schrieb W O:
> 
> 
> That's the most simple formula Josef but requires that COLUMN always be
> 1 or 0, never another number neither NULL.
> 
Which is easy to achieve using a CHECK constraint on the column

with kind regards,
Michael