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perf(arrow/compute): unify changing dictionaries incrementally - #1395
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fallintoplace wants to merge 5 commits into
Open
fallintoplace wants to merge 5 commits into
fallintoplace wants to merge 5 commits into
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What
Unify changing dictionary chunks incrementally in
unique.Why
The current path rebuilds and rehashes the accumulated dictionary for each changed chunk.
Implementation
Benchmark
BenchmarkUniqueChunkedChangingDictionaries/chunks=256, Go 1.26.3, Apple M1 Pro, median of 5 runs.