Re: NOVALIDATE in postgresql?
| От | Adrian Klaver |
|---|---|
| Тема | Re: NOVALIDATE in postgresql? |
| Дата | |
| Msg-id | 1473059680.167281235072986604.JavaMail.root@sz0030a.emeryville.ca.mail.comcast.net обсуждение исходный текст |
| Ответ на | NOVALIDATE in postgresql? (SHARMILA JOTHIRAJAH <sharmi_jo@yahoo.com>) |
| Ответы |
Re: NOVALIDATE in postgresql?
|
| Список | pgsql-general |
----- "SHARMILA JOTHIRAJAH" <sharmi_jo@yahoo.com> wrote:
> Hi
> In Oracle I can use the NOVALIDATE for constraints... like this
> ALTER TABLE employee ADD
> CONSTRAINT emp_ck
> CHECK (married IN ('Y','N')) NO VALIDATE;
>
> When the table is already populated this will be faster. Can you do
> the same in Postgresql?
> Thanks
> Sharmila
From the Oracle manual:
ENABLE NOVALIDATE means the constraint is checked for new or modified rows, but existing data may violate the
constraint.
So you are looking for an incomplete constraint?
Adrian Klaver
aklaver@comcast.net
>
>
>
>
> --
> Sent via pgsql-general mailing list (pgsql-general@postgresql.org)
> To make changes to your subscription:
> http://www.postgresql.org/mailpref/pgsql-general
В списке pgsql-general по дате отправления: