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De
13/05/2005 22:35:20
Hilmar Zonneveld
Independent Consultant
Cochabamba, Bolivie
 
 
Information générale
Forum:
Visual FoxPro
Catégorie:
Autre
Titre:
Versions des environnements
Visual FoxPro:
VFP 6
OS:
Windows '98
Network:
Windows 98
Database:
Visual FoxPro
Divers
Thread ID:
01014147
Message ID:
01014152
Vues:
21
>It's much simpler to do with a query
SELECT date, SUM(dr_amount) AS debit, SUM(cr_amount) AS credit ;
>	FROM vouchers ;
>	WHERE acc_code = m.acc_code1 AND  date = m.fdate1 ;
>	INTO CURSOR crsSums
>
>SELECT 	cash_f
>APPEND FROM ( DBF("crsSums") )
>
Since this is repeated for several dates, I would also apply a GROUP BY DateField to avoid the loop.

(I gave an example with GROUP BY, but still used a SCAN loop. Adding an APPEND FROM makes this unnecessary.)
Difference in opinions hath cost many millions of lives: for instance, whether flesh be bread, or bread be flesh; whether whistling be a vice or a virtue; whether it be better to kiss a post, or throw it into the fire... (from Gulliver's Travels)
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