It's not a simulation, it's a data model for reducing the pain for what's really... | Hacker News

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		no-s on April 8, 2020 \| parent \| context \| favorite \| on: A humble guide to database schema design It's not a simulation, it's a data model for reducing the pain for what's really a hard problem - names we call people are not unique, they are colloquial identifiers (HHOS).

naasking on April 8, 2020 [–]

Joined tables on the same primary key are a simulation of tagged unions. Proper tagged unions would solve more concisely and with more clarity.

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