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A comment on We do not use foreign keys (2016). Parent comment

Re:We do not use foreign keys (2016) by rhinoceraptor on Friday November 08, 2019 @05:26PM (#21487574)
> MySQL

What other database has been used at such a giant scale at so many companies, than MySQL? I'm sure Oracle and SQL Server are used at big companies, but nowhere near Facebook scale.

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Re:We do not use foreign keys (2016) by papln on Friday November 08, 2019 @06:13PM (#21487909)
You aren't Facebook. Facebook has put massive work into adding layers on top of MySQL that your startup has not.

Also, you seem to be forgetting PostgreSQL

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