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Filter very slow
Message
De
12/08/1997 18:36:59
 
Information générale
Forum:
Visual FoxPro
Catégorie:
Codage, syntaxe et commandes
Divers
Thread ID:
00044161
Message ID:
00044360
Vues:
30
If possible, work with no order set. (ie SET ORDER TO).

Vlad

>Hello,
>
>I'm using a form to browse and update a table with the
>fields: organisation, customer, ...
>
>On the form only records of one organisation should be
>displayed. The user is able to select the organisation
>with a command button. I have set a filter like this:
>organisation = '001'
>
>I have also an index on organisation to optimize the filter.
>But it is still very slow:
>
>e.g. Organisation '001' 150000 records
> Organisation '002' 250 records
>
>It seems that in the case of organisation '002' all records
>were read -> takes 70 seconds to move from the first to the
>last record.
>
>Without a filter it is quite fast.
>
>Any suggestions?
>
>Thanks in advance.
>
>Andreas
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