Re: A VIEW mimicing a TABLE

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От Alban Hertroys
Тема Re: A VIEW mimicing a TABLE
Дата
Msg-id 458113F0.8040307@magproductions.nl
обсуждение исходный текст
Ответ на Re: A VIEW mimicing a TABLE  (Tom Lane <tgl@sss.pgh.pa.us>)
Список pgsql-general
Tom Lane wrote:
> Rafal Pietrak <rafal@zorro.isa-geek.com> writes:
>> I can see that with a VIEW, I can do prity mutch everything I can do
>> with a TABLE, so a VIEW mimics a TABLE quite well.... but one feature: a
>> default value for a row on INSERT.
>
> You can add a default to a view's column, either the same as the
> underlying table's default, or different if you want.
>
> ALTER TABLE view ALTER COLUMN col SET DEFAULT expr

After blinking my eyes a few times, I tested this and indeed: You can
use ALTER TABLE on a view. Amazing...

/me makes a note to check the archives why there is no ALTER VIEW command.

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Alban Hertroys
alban@magproductions.nl

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