At 08:50 AM 4/11/2005 -0300, you wrote:

>2005/11/4, Helen Borrie <helebor@...>:
> > At 03:05 AM 4/11/2005 -0300, you wrote:
> > >Hi Helen, thanks for your help.
> > >
> > >I already have a "boolean" domain like the examples you said. Sorry I
> > >didn't mention that before. :-(
> > >
> > >Well, I follow the steps you gave me, and now when I add the
> > >"booleans" fields in TIBOTable, they were created as TBooleanField.
> > >That's fine.
> > >
> > >But, when I ran the application, the boolean fields are empty, it
> > >doesn't show true or false either T or F. Only a blank field. This in
> > >TDBGrid. If I point this field to a TDBCheckBox, it's always
> > >unchecked.
> > >
> > >Do u know what could be happen?
> >
> > Unchecked means it's false. (Value is 'F'). I don't know how the VCL
> > controls handle nulls, but if your domain is nullable then possibly the VCL
> > controls treat null as false.
>
>My mistake: I forgot to mention that I already feed 1 "boolean field"
>with "true" value and 1 with "false" value. Both are displaying
>nothing, like if they both are "false".
>
>Any idea?

No. Can you show your domain definition?

Helen