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Unique Index no longer PC
Message
De
28/09/2001 00:57:31
 
 
À
27/09/2001 11:38:47
Information générale
Forum:
Visual FoxPro
Catégorie:
Autre
Divers
Thread ID:
00561396
Message ID:
00561800
Vues:
25
>Hi Chuck,
>
>The UI is only useful in a few instances. We use it to eliminate dupes and as a "cheap" way out of queries when we want to find what values may have been used.
>
>FoxTalk May '97 has an article - A "UNIQUE" Approach to De-duping in FoxPro.

You can use this instead:

use table1 in 0
use table1 again in 0 order primary1 alias target
select table1
set relation to primary_expr into target
delete for recno() != recno("target")
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