Trait differential_dataflow::operators::group::CountUnsigned

pub trait CountUnsigned<G: Scope, U: Unsigned + Data + Default> where G::Timestamp: LeastUpperBound {
    fn count_u(&self) -> Collection<G, (U, Delta)>;
}

Counts the number of occurrences of each unsigned element.

Required Methods

fn count_u(&self) -> Collection<G, (U, Delta)>

Counts the number of occurrences of each unsigned element.

Implementors

• impl<G: Scope, U: Unsigned + Data + Default> CountUnsigned<G, U> for Collection<G, U> where G::Timestamp: LeastUpperBound