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fix(tianmu): The current version does not enable multithreaded aggregation optimization (#567) #573

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Sep 27, 2022
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fix(tianmu): The current version does not enable multithreaded aggregation optimization (#567) #573

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2 changes: 1 addition & 1 deletion storage/tianmu/core/aggregation_algorithm.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -194,7 +194,7 @@ void AggregationAlgorithm::Aggregate(bool just_distinct, int64_t &limit, int64_t
}
} else {
int64_t local_limit = limit == -1 ? upper_approx_of_groups : limit;
MultiDimensionalGroupByScan(gbw, local_limit, offset, sender, limit_less_than_no_groups, true);
MultiDimensionalGroupByScan(gbw, local_limit, offset, sender, limit_less_than_no_groups, false);
if (limit != -1) limit = local_limit;
}
t->ClearMultiIndexP(); // cleanup (i.e. regarded as materialized,
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