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Re: Alter table to "on update cascade"

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Richard Broersma <richard.broersma@xxxxxxxxx> wrote:

> On Wed, Nov 17, 2010 at 8:43 AM, David Fetter <david@xxxxxxxxxx> wrote:
> 
> > You can do it like this:
> >
> > BEGIN;
> > ALTER TABLE foo DROP CONSTRAINT your_constraint;
> > ALTER TABLE foo ADD FOREIGN KEY ...;
> > COMMIT;
> 
> The nice thing about the ALTER TABLE statement is that you can do it
> in one command:
> 
> 
> ALTER TABLE foo
> DROP CONSTRAINT your_constraint,
>  ADD CONSTRAINT your_constraint FOREIGN KEY ...
>               ON UPDATE CASCADE ON DELETE RESTRICT;

yeah, cool ;-)


Andreas
-- 
Really, I'm not out to destroy Microsoft. That will just be a completely
unintentional side effect.                              (Linus Torvalds)
"If I was god, I would recompile penguin with --enable-fly."   (unknown)
Kaufbach, Saxony, Germany, Europe.              N 51.05082°, E 13.56889°

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