Struct differential_dataflow::trace::implementations::FlatLayout

pub struct FlatLayout<K, V, T, R> { /* private fields */ }

A layout based on flat containers.

Trait Implementations

impl<K, V, T, R> Layout for FlatLayout<K, V, T, R>

where K: Region + Push<<K as Region>::Owned> + for<'a> Push<<K as Region>::ReadItem<'a>> + 'static, V: Region + Push<<V as Region>::Owned> + for<'a> Push<<V as Region>::ReadItem<'a>> + 'static, T: Region + Push<<T as Region>::Owned> + for<'a> Push<<T as Region>::ReadItem<'a>> + 'static, R: Region + Push<<R as Region>::Owned> + for<'a> Push<<R as Region>::ReadItem<'a>> + 'static, K::Owned: Ord + Clone + 'static, V::Owned: Ord + Clone + 'static, T::Owned: Ord + Clone + Lattice + Timestamp + 'static, R::Owned: Ord + Semigroup + 'static, for<'a> K::ReadItem<'a>: Copy + Ord, for<'a> V::ReadItem<'a>: Copy + Ord, for<'a> T::ReadItem<'a>: Copy + Ord, for<'a> R::ReadItem<'a>: Copy + Ord,

type Target = FlatLayout<K, V, T, R>

The represented update.

type KeyContainer = FlatStack<K>

Container for update keys.

type ValContainer = FlatStack<V>

Container for update vals.

type TimeContainer = FlatStack<T>

Container for times.

type DiffContainer = FlatStack<R>

Container for diffs.

type OffsetContainer = OffsetList

Container for offsets.

impl<K, V, T, R> Update for FlatLayout<K, V, T, R>

where K: Region, V: Region, T: Region, R: Region, K::Owned: Ord + Clone + 'static, V::Owned: Ord + Clone + 'static, T::Owned: Ord + Clone + Lattice + Timestamp + 'static, R::Owned: Ord + Semigroup + 'static,

type Key = <K as Region>::Owned

Key by which data are grouped.

type Val = <V as Region>::Owned

Values associated with the key.

type Time = <T as Region>::Owned

Time at which updates occur.

type Diff = <R as Region>::Owned

Way in which updates occur.