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A reference VecReduceBackend, tests, and a tactic-vs-tactic benchmark #825

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Merged
frankmcsherry merged 11 commits into from
Aug 11, 2026
Merged

A reference VecReduceBackend, tests, and a tactic-vs-tactic benchmark #825

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67c0d5c
A reference VecReduceBackend, with tests and a tactic-vs-tactic bench…
frankmcsherry Aug 10, 2026
8dc2cdc
Verify the single-key bracket rather than testing its endpoints
frankmcsherry Aug 10, 2026
7f7326e
Cover keys whose input cancels away entirely
frankmcsherry Aug 10, 2026
822e02b
Seek past unwanted keys in the reference backend's presentation
frankmcsherry Aug 11, 2026
fe1fe47
Intern output ids through a hash map, not a B-tree
frankmcsherry Aug 11, 2026
b6b2604
Review notes: pin an invariant, and rebuild the key set on `begin`
frankmcsherry Aug 11, 2026
5522940
Drop an unused import in the benchmark
frankmcsherry Aug 11, 2026
e928c4d
Consolidate a tile per emit, not once over everything
frankmcsherry Aug 11, 2026
0a40770
Let the benchmark be run at a scale where these costs show
frankmcsherry Aug 11, 2026
711f72d
Restructure nonsense
frankmcsherry Aug 11, 2026
4befef7
flush unneeded state
frankmcsherry Aug 11, 2026
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1 change: 1 addition & 0 deletions differential-dataflow/src/operators/int_proxy/mod.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -46,6 +46,7 @@ mod history;

pub mod join;
pub mod reduce;
pub mod vec_backend;

/// Integer-only exchange medium: a consolidated collection of `[((hash, id), time, diff)]`.
///
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