• dohpaz42@lemmy.world
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    11 days ago

    I imagine he’s looking at a payments table where there is a non-unique key to relate a citizen to each payment.

    • Im_old@lemmy.world
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      11 days ago

      Yeah, I was thinking something similar. I’m not a DBA but it’s the easiest way (that I can think of) to record all transactions for a certain user.