Re: Referential Integrity
From: bill <william_at_TechServSys.com>
Date: Thu, 17 Nov 2016 07:54:47 -0500
Message-ID: <o0k9ao$fdb$1_at_gioia.aioe.org>
Date: Thu, 17 Nov 2016 07:54:47 -0500
Message-ID: <o0k9ao$fdb$1_at_gioia.aioe.org>
[Quoted] On 11/16/2016 9:55 AM, Thomas 'PointedEars' Lahn wrote:
> Stefan Ram wrote:
>
>> Does the following schema have referential integrity?
>
> Maybe if you had written it easily readable, I might have looked into it
> further.
>
>> […]
>>
>> Observe that the value of the foreign key '1' from table U
>> appears /twice/ in table T.
>
> So what?
>
Thomas,
[Quoted] Your reply provides no information to the op and is annoying.
[Quoted] You could have provided the op the same information by not
[Quoted] writing a reply at all, and have been less annoying.
On the other hand, Jerry's answer was clear, concise, informative, and pleasant.
-- -billReceived on Thu Nov 17 2016 - 13:54:47 CET