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A NICE message when Primary Key is violated
Message
De
04/05/2001 10:02:43
Walter Meester
HoogkarspelPays-Bas
 
 
À
04/05/2001 09:21:50
Information générale
Forum:
Visual FoxPro
Catégorie:
Base de données, Tables, Vues, Index et syntaxe SQL
Divers
Thread ID:
00503380
Message ID:
00503473
Vues:
24
John,

>Ack!
aww

>Kevin, don't do it! Don't base primary or candidate keys on user data!

Well, I knew some people were against using intelligent primary keys, but I really wonder what's against intelligent candidate keys. Where do you want to use candidate keys. And more important how do you force a userdata value to be unique troughout the table ??

Walter,
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