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RE: [DOC] Looking for foreign key and triggers doc

From: "Christopher Kings-Lynne" <chriskl(at)familyhealth(dot)com(dot)au>
To: "Jean-Francois Leveque" <leveque(at)webmails(dot)com>, <pgsql-docs(at)postgresql(dot)org>
Subject: RE: [DOC] Looking for foreign key and triggers doc
Date: 2001-06-07 02:08:41
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Lists: pgsql-docs
Hi Jean-Francois,

When you create a foreign key, three triggers are created.  One to check
inserts/updates in the child table and one to check deletes on the parent

Read this:

To learn more about the behind-the-scenes RI in PostgreSQL.


> -----Original Message-----
> From: pgsql-docs-owner(at)postgresql(dot)org
> [mailto:pgsql-docs-owner(at)postgresql(dot)org]On Behalf Of Jean-Francois
> Leveque
> Sent: Wednesday, 6 June 2001 8:15 PM
> To: pgsql-docs(at)postgresql(dot)org
> Subject: [DOCS] [DOC] Looking for foreign key and triggers doc
> When I create a foreign key, I got weird triggers
> created (I'm getting info on it from a pg_dump ouput).
> I'm not sure if it's a bug or a correct feature.
> I'm looking for documentation to be sure.
> I would like to know where I can get information
> about pg_trigger and getting human-readable information
> out of it.
> I would also like to know in detail what triggers are
> supposed to be created when you create a foreign key.
> Best Regards,
> Jean-Francois Leveque
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