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SELECT-SQL command have different results in VFP8 and VF
Message
 
À
04/05/2005 16:10:49
Information générale
Forum:
Visual FoxPro
Catégorie:
Base de données, Tables, Vues, Index et syntaxe SQL
Versions des environnements
Visual FoxPro:
VFP 9
OS:
Windows XP SP2
Network:
Windows 2000 Server
Database:
Visual FoxPro
Divers
Thread ID:
01010969
Message ID:
01011083
Vues:
16
>
>Actually, VFP7 and VFP8 produce the same incorrect result if TABA has index on EMPTY(field2).
>

Now this is getting weirder and weirder.

I don't have VFP7 or VFP8, but if I run the query in VFP6 with your suggestion, I get the opposite. When I have an index on EMPTY(field2) in TABA, I get the NULLs in the result of the WHERE EMPTY() query, but not in the WHERE NOT EMPTY() query. That's the exact opposite of the VFP9 behavior.

--Brad
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