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broadcast

Function broadcast 

Source
pub fn broadcast<'scope, T, K, D, F>(
    ranges: VecCollection<'scope, T, ((usize, usize, K), D)>,
    queries: VecCollection<'scope, T, (usize, K)>,
    zero: D,
    combine: F,
) -> VecCollection<'scope, T, ((usize, K), D)>
where T: Timestamp + Lattice + Ord + Debug, K: ExchangeData + Hash, D: ExchangeData + Hash, F: Fn(&K, &D, &D) -> D + 'static,
Expand description

Produces the accumulated values at each of the usize locations in queries.