| From: | Martijn van Oosterhout <kleptog(at)svana(dot)org> |
|---|---|
| To: | Jan Wieck <JanWieck(at)Yahoo(dot)com> |
| Cc: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Christopher Browne <cbbrowne(at)ca(dot)afilias(dot)info>, pgsql-hackers(at)postgresql(dot)org |
| Subject: | Re: Disable and enable of table and column constraints |
| Date: | 2009-09-12 12:06:34 |
| Message-ID: | 20090912120634.GA5285@svana.org |
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| Lists: | pgsql-hackers |
On Thu, Sep 10, 2009 at 04:24:15PM -0400, Jan Wieck wrote:
> The feature was originally intended to be a clean way of avoiding
> interferences of triggers and/or foreign keys with replication systems
> that work on the user level (like Bucardo, Londiste and Slony). The only
> way to break foreign keys in that scenario is to replicate a referencing
> table without replicating the corresponding PK table.
FWIW, I find the ability in Slony to configure triggers so they work or
not depending on the replication role to be extremely useful. Absolutely
a major positive feature.
Have a nice day,
--
Martijn van Oosterhout <kleptog(at)svana(dot)org> http://svana.org/kleptog/
> Please line up in a tree and maintain the heap invariant while
> boarding. Thank you for flying nlogn airlines.
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