I'm creating a website in which I need unique codes for sellers to validate buyer tickets. I think I've settled on starting with digits 1-9 and ABCXYZ as characters that will make up a six character ...
My table is as follows: I have a candidate key using columns A-E. This is too many, but column A is very helpful to keep in each table that references it, so I want to generate a surrogate key using ...
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