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SET ENGINEBEHAVIOR changing
Message
From
15/08/2005 09:11:36
 
General information
Forum:
Visual FoxPro
Category:
Coding, syntax & commands
Environment versions
Visual FoxPro:
VFP 9
Miscellaneous
Thread ID:
01040906
Message ID:
01040946
Views:
17
>>>I loaded VFP9. One of my older applications has many SQL statements that will no longer run because of the GROUP BY clause and the not havine an aggregate function. So in the main.prg I SET ENGINEBEHAVIOR 70. Still, one of my SQL statemetns got an error. In the debugger SET ('enginebehavior') = 90. But my SET ENGINEBEHAVIOR 70 is the only other place that I reference ENGINEBEHAVIOR. What is up?
>>>
>>>Brenda
>>
>>Not an answer to your real problem, but be aware that by setting enginehaviour to 70, you risk getting WRONG data! I strongly recommend that you change your select statements to comply with the ANSI standard. Set enginehaviour to 70 is band aid to stop the bleeding, it will cure nothing.
>
>I do not buy the arguement that 70 gives you WRONG data. So everyone coding in Fox and VFP prior to VFP8 were getting wrong data? Thousands of systems were built on VFP6, VFP7 and prior versions and nobody complained about wrong data. But yes, I am making the changes where I am able, but some older systems - that work - will not be given the hours needed to make them SQL standard.
>
>Brenda

Brenda,

I think that the wrong data argument gets overstated a little - you may get wrong data and in some cases it may matter. And you might not complain about it because you don't realize it.

But, using the Code Refences tool, you can fix a bunch of GROUP BY clauses in very little time and then you don't have to worry about it.

Regards,
Jim
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