Re: deactivating/activating constraint

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От Sebastian Böck
Тема Re: deactivating/activating constraint
Дата
Msg-id 43301FE6.1070802@freenet.de
обсуждение исходный текст
Ответ на deactivating/activating constraint  (Oleg <evdakov@iwk.uka.de>)
Ответы Re: deactivating/activating constraint  (Oleg <evdakov@iwk.uka.de>)
Список pgsql-general
Oleg wrote:
> Dear All,
> is it possible to temporary deactivate a constraint in PostgreSQL?
> There is a constraint that does not allow me to write some data (see
> e-mail below). But after all datasets are written the constraint is
> valid. So I was wondering wether it is possible to deactivate a
> constraint write all records in all tables then activate constraint
> again. Somebody told me that it is possible in Oracle.
> Thanks a lot in advance
> Oleg

Have you tried to make the Foreign Key deferrable and initially deferred?

See:
http://www.postgresql.org/docs/8.0/interactive/sql-createtable.html

HTH

Sebastian

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