bkietz commented on a change in pull request #9621:
URL: https://github.com/apache/arrow/pull/9621#discussion_r599025873
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File path: cpp/src/arrow/compute/kernels/aggregate_benchmark.cc
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@@ -300,6 +300,57 @@ BENCHMARK_TEMPLATE(ReferenceSum,
SumBitmapVectorizeUnroll<int64_t>)
->Apply(BenchmarkSetArgs);
#endif // ARROW_WITH_BENCHMARKS_REFERENCE
+//
+// GroupBy
+//
+
+static void BenchmarkGroupBy(benchmark::State& state,
+ std::vector<internal::Aggregate> aggregates,
+ std::vector<Datum> arguments, std::vector<Datum>
keys) {
+ for (auto _ : state) {
+ ABORT_NOT_OK(GroupBy(arguments, keys, aggregates).status());
+ }
+}
+
+#define GROUP_BY_BENCHMARK(Name, Impl) \
+ static void Name(benchmark::State& state) { \
+ RegressionArgs args(state, false); \
+ auto rng = random::RandomArrayGenerator(1923); \
+ (Impl)(); \
+ } \
+ BENCHMARK(Name)->Apply([](benchmark::internal::Benchmark* bench) { \
+ BenchmarkSetArgsWithSizes(bench, {1 * 1024 * 1024}); \
+ })
+
+GROUP_BY_BENCHMARK(SumDoublesGroupedBySmallStringSet, [&] {
Review comment:
Ah, needed to rename "sum" to "hash_sum" in there
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