Trait ForeignKey 

pub trait ForeignKey<M, K>: Field<M, K> { }

A field of the child model M holding the owner’s primary key, of type K: a lens! or a field path over a K column, or an Option<K> one for an optional reference. Sealed.

Dyn Compatibility

This trait is dyn compatible.

In older versions of Rust, dyn compatibility was called "object safety".

Implementors

impl<M, K, F: Field<M, K>> ForeignKey<M, K> for F