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>Something I've just come across over the last few days is a perfectly sound piece of SQL that would not produce the expected results. In fact, it kept throwing an error. Until I changed the engineering behavior from 90 to 70 (in VFP9) and it worked.
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>Could that be an issue?

Hi Terry,

If you believe that VFP9 generates an error on "perfectly sound piece of SQL" than you don't understand what is wrong with the query in question but something is. SET ENGINEBEHAVIOR 70 is nothing more than a temporary band aid or a kludge instead of long term solution.