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SQL error ordering an array by an unselected field.
Message
De
14/02/2001 05:41:34
 
 
À
14/02/2001 01:09:11
Information générale
Forum:
Visual FoxPro
Catégorie:
FoxPro 2.x
Divers
Thread ID:
00475580
Message ID:
00475613
Vues:
35
Daniel,

I've seen this problem under Fox2.x, too.

To work around it, you could do:
SELECT MyField FROM MyTable ORDER BY MyOtherField
COPY TO ARRAY MyArray
HTH

>Hi,
> I ran into an interesting problem. Here is the code with the strange results.
>
>
>SELECT filename.field_1;
> FROM filename;
> WHERE filename.field_2 = m.condition ;
> ORDER BY filename.field_2 INTO ARRAY my_array
>
>
>The problem is that the array being created by this code contains BOTH FIELD_1 and FIELD_2 information, interspersed in the same column. Very weird. I haven't noticed the error before, so I don't know if it's just some environmental setting that is wrong.
>
>I am able to recreate this problem with both Fox 2.6 DOS and WIN, however, the code performs correctly in VFP 6 and the beta of VFP 7.
>
>At this point, it looks like FoxPro 2.6 cannot handle ordering an array on a field not in the array. If I including the field in the select, I get the expected results, but lots of other code depends on the array having a single column
>
> If you could tell me how to change somthing in the environment, or somewhere to get the SELECT to give the expected results (an array ordered on field_2, containing data only from field_1) I would be greatful.
>
> If you know for certain that this is a bug in fox 2.6 I would also be greatful to know that.
>
> If not, I can think of several work arounds, but thanks for you time anyway.
>
>Thanks.
>
>Daniel
Daniel
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