In this case, they use "foreign keys" in the sense that there are keys which cor... | Hacker News

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Litmus2336 on Nov 8, 2019 | parent | context | favorite | on: We do not use foreign keys (2016)

In this case, they use "foreign keys" in the sense that there are keys which correspond to keys in other tables.

There are no foreign key constraints, the keyword is never used.

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