Type Alias differential_dataflow::trace::implementations::ord::ColKeySpine

pub type ColKeySpine<K, T, R, O = usize> = Spine<Rc<OrdKeyBatch<TStack<((K, ()), T, R), O>>>, ColumnatedMergeBatcher<K, (), T, R>, RcBuilder<OrdKeyBuilder<TStack<((K, ()), T, R), O>>>>;

A trace implementation backed by columnar storage.

Aliased Type

struct ColKeySpine<K, T, R, O = usize> { /* private fields */ }