Trait diesel::associations::GroupedBy

pub trait GroupedBy<'a, Parent>: IntoIterator + Sized {
    fn grouped_by(self, parents: &'a [Parent]) -> Vec<Vec<Self::Item>>;
}

Required Methods

fn grouped_by(self, parents: &'a [Parent]) -> Vec<Vec<Self::Item>>

Implementors

• impl<'a, Parent: 'a, Child, Iter> GroupedBy<'a, Parent> for Iter where Iter: IntoIterator<Item=Child>, Child: BelongsTo<Parent>, &'a Parent: Identifiable, &'a Parent::Id: Borrow<Child::ForeignKey>