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Re: tracking inherited columns (was: patch for check constraints using multiple inheritance) - Mailing list pgsql-hackers

From Tom Lane
Subject Re: tracking inherited columns (was: patch for check constraints using multiple inheritance)
Date
Msg-id 19283.1280935244@sss.pgh.pa.us
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In response to Re: tracking inherited columns (was: patch for check constraints using multiple inheritance)  (Andrew Dunstan <andrew@dunslane.net>)
Responses Re: tracking inherited columns (was: patch for check constraints using multiple inheritance)
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Andrew Dunstan <andrew@dunslane.net> writes:
> On 08/04/2010 06:41 AM, Robert Haas wrote:
>> Uh, really?  Wow.  You want to follow the inheritance hierarchy in
>> both directions, both down and up?  That seems like it could be
>> confusing.

> It seems more than confusing. It seems fundamentally wrong. It would 
> certainly be a violation of POLA.

I agree, this idea seems completely nuts.  It is *not* reasonable for
an action applied to a child to change the definition of the parent.
        regards, tom lane

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