Re: insert into: NULL in date column

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От David G. Johnston
Тема Re: insert into: NULL in date column
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Msg-id CAKFQuwYmB8Htt5rD3ChN9=kgOZOwvA=8aUuoTrPO50t7pz1n0Q@mail.gmail.com
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Ответ на Re: insert into: NULL in date column  (Rich Shepard <rshepard@appl-ecosys.com>)
Ответы Re: insert into: NULL in date column  (Rich Shepard <rshepard@appl-ecosys.com>)
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On Sat, Jan 12, 2019 at 6:43 AM Rich Shepard <rshepard@appl-ecosys.com> wrote:
>
> On Sat, 12 Jan 2019, Ricardo Martin Gomez wrote:
>
> > Hi, one question.
> > Do you put explicit "NULL" in the column value?
> > Other option is.
> > You have to delete the column "next_contact" in your INSERT clause.
> > So, if the column has a default value, this value Will be inserted. Else
> > Null value will be inserted.
>
> Ricardo,
>
>    I thought of using an explicit null and David confirmed that to be the
> solution. Also, he answered my question that having a default and check
> constraint are not needed.

Actually, you didn't ask about the check constraint, which is actually
horribly broken since current_date is not an immutable function.

David J.


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