Here is part of your answer the max number of fields is 255.
Not sure of the first part of the question though. Check out faq#7835

>Can't find it under any of the obvious search terms on MSDN, so I am going to ask you experts: what is the limit of the size of a table structure in VFP 6.0? DISP STRU shous the total count of all fields, but what is the max? Anyone know? Also: is there a max number of fields, or just a total number of bytes?
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>Thanks!