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https://github.com/adriangohjw/bc2402-designing-developing-databases/blob/87342634e5366ab28c6df4cea29fe848669a16a8/relational.sql#L99-L112
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https://github.com/adriangohjw/bc2402-designing-developing-databases/blob/87342634e5366ab28c6df4cea29fe848669a16a8/relational-updated.sql#L65-L97
i think shouldnt join on the vaccine but instead jo…
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i think the answer is wrong... must display the **first date each** vaccine was administered, then compute the difference between the earliest and lastest date identified above.
it should be exactl…