Re: Primary key reference count

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От Wiebe Cazemier
Тема Re: Primary key reference count
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Msg-id e25ja3$d1h$1@sea.gmane.org
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Ответ на Primary key reference count  (Wiebe Cazemier <halfgaar@gmx.net>)
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On Wednesday 19 April 2006 15:33, Wiebe Cazemier wrote:

> Either I'm blind, or this is not what I'm looking for. I need to know the
> amount of references _to_ a primary key. If you have a customer with two
> orders and one invoice, the reference count for the primary key of the
> custormer would be 3.
> 
> I need to know if I can delete rows which are not referenced anywhere,
> without catching the relational constraint exception. The reason I can't
> catch the exception, is that I want the exception to arrive at my application
> and/or tests.

Never mind. I found another solution.



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