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Optimizing speed of SQL Select
Message
De
07/10/2005 18:54:50
Cetin Basoz
Engineerica Inc.
Izmir, Turquie
 
 
Information générale
Forum:
Visual FoxPro
Catégorie:
Autre
Versions des environnements
Visual FoxPro:
VFP 6 SP5
Divers
Thread ID:
01057215
Message ID:
01057371
Vues:
10
IOW it was faulty network:)
Cetin

>David,
>
>Yes, I do know that the Upper() would make a difference. In my case all three fields are key fields and entries are in upper case only.
>
>I really don't know what the problem was (or if they really had a problem) but once I added two more fields to the WHERE expression, the time for the query went down considerably. A few minutes ago I talked to the customer and we timed it (while I was on the telephone), and it took 3 seconds.
>
>So, I can rest this weekend <g> (I am kidding, of course, I never rest <g>).
>
>>Dmitry,
>>
>>But you know it makes a difference if the index expression is upper(fieldname) right?
>>
>>If sys(3054) is reporting full then I suspect it's a network performance issue. Other things to look at are anti-virus software.
>>
Çetin Basöz

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