Re: NOVALIDATE in postgresql?
От | Adrian Klaver |
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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?
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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
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