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7 days agoI think what he means is that the unique identifier for a database record is a composite of two fields: SSN + birth date. That doesn’t mean that SSN to birth date is a one-to-many relation.
I think what he means is that the unique identifier for a database record is a composite of two fields: SSN + birth date. That doesn’t mean that SSN to birth date is a one-to-many relation.
Probably to run Minecraft, I’m guessing.