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Create record counter by group
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À
16/11/2011 06:07:05
Information générale
Forum:
Visual FoxPro
Catégorie:
Codage, syntaxe et commandes
Versions des environnements
Visual FoxPro:
VFP 8
Divers
Thread ID:
01529015
Message ID:
01529033
Vues:
42
>Hi All,
>
>May I know how to use the sql to count a record by grouping.
>example:
>
>Table A
>======
>Receipt DiscountDesc DiscountAmt
>1000 10% discount 10
>1000 20% discount 20
>1001 10% discount 10
>1002 50% discount 50
>1002 10% dsicount 10
>
>
>How to include the running number /counter in record by receipt group such as the output is:
>
>Receipt DiscountDesc DiscountAmt Counter
>1000 10% discount 10 1
>1000 20% discount 20 2
>1001 10% discount 10 1
>1002 50% discount 50 1
>1002 10% dsicount 10 2
>
>Thanks for your help in advance.

If you're using VFP, the simplest way will be to scan the whole table and update this counter in the scan loop.
If it's not broken, fix it until it is.


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