Re: Views- Advantages and Disadvantages

Поиск
Список
Период
Сортировка
От Ron Johnson
Тема Re: Views- Advantages and Disadvantages
Дата
Msg-id 46418E50.1040907@cox.net
обсуждение исходный текст
Ответ на Re: Views- Advantages and Disadvantages  ("Ashish Karalkar" <ashish.karalkar@info-spectrum.com>)
Список pgsql-general
-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA1

On 05/09/07 03:48, Ashish Karalkar wrote:
> Ok. That is on insert update delete part.
> ant disadvantage on select part?

Performance-wise?  No.

Both an advantage and disadvantage of views is that it codifies
certain queries in the database.

P.S. - top-posting is rude.

> ----- Original Message ----- From: "Ron Johnson" <ron.l.johnson@cox.net>
> To: <pgsql-general@postgresql.org>
> Sent: Wednesday, May 09, 2007 2:18 PM
> Subject: Re: [GENERAL] Views- Advantages and Disadvantages
>
>
> On 05/09/07 03:36, Ashish Karalkar wrote:
>>>> Thanks All for your replies,
>>>> But then dont we have any disadvantage of using View???
>
> You can't insert into multi-table views.

- --
Ron Johnson, Jr.
Jefferson LA  USA

Give a man a fish, and he eats for a day.
Hit him with a fish, and he goes away for good!

-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1.4.6 (GNU/Linux)

iD8DBQFGQY5QS9HxQb37XmcRAmgZAJ9LiKaJHwsPlTnZi9UpbiqEANpfdACaAqeS
KtJSyTH7FcWp4JOna9BqNkc=
=EBCc
-----END PGP SIGNATURE-----

В списке pgsql-general по дате отправления:

Предыдущее
От: "Ashish Karalkar"
Дата:
Сообщение: Re: Views- Advantages and Disadvantages
Следующее
От: Louis-David Mitterrand
Дата:
Сообщение: typical schema for a forum?