If you use IS_IN_DB it will automatically check if is not empty.
The function IS_IN_DB, if used inside list brackets [IS_IN_DB(...,...)]
will not show the dropdown. This is the correct behavior.
Em quarta-feira, 24 de julho de 2013 20h19min18s UTC-3, Antonis
Konstantinos Tzorvas escreveu:
>
> form = SQLFORM.factory(Field('station', requires=IS_IN_DB(db, '
> station.name'), default=request.args(0)),
> Field('start', requires=[IS_NOT_EMPTY(),
> IS_IN_DB(db, 'data.year')], default=start),
> Field('end', requires=IS_NOT_EMPTY(),
> default=end))
>
> if i set Field('start', requires=IS_IN_DB(db, 'data.year') then it shows a
> dropdown list, but if i do it as above listed, then i can't get the
> dropdown list (still it looks for both validations)
>
> is this a bug or am i doing something wrong?
> thanks
>
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