[odb-users] One-to-many relationship in composite primary key

Boris Kolpackov boris at codesynthesis.com
Tue Feb 2 08:20:07 EST 2021


Andrea Pappacoda <andrea at pappacoda.it> writes:

> I have two entities, school and class. School has a simple primary key
> (id), while class has a primary key composed by a name and a reference
> to its school.
>
> [...]
> 
> How can I implement this with ODB?

You can achieve this with a bit of effort as described in this earlier
thread:

https://codesynthesis.com/pipermail/odb-users/2019-October/004352.html

Note: points_to is only available in the 2.5.0 pre-release:

https://codesynthesis.com/products/odb/doc/install-build2.xhtml



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