crepererum commented on code in PR #4651:
URL: https://github.com/apache/arrow-datafusion/pull/4651#discussion_r1050552123
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datafusion/core/src/physical_plan/aggregates/hash.rs:
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@@ -498,14 +502,26 @@ fn create_batch_from_map(
}
}
+ // make group states mutable
+ let (mut group_by_values_vec, mut accumulator_set_vec): (Vec<_>, Vec<_>) =
+ accumulators
+ .group_states
+ .into_iter()
+ .map(|group_state| {
+ (
+ VecDeque::from(group_state.group_by_values.to_vec()),
Review Comment:
Relevant code:
https://github.com/rust-lang/rust/blob/a803f313fdf8f6eb2d674d7dfb3694a2b437ee1e/library/alloc/src/collections/vec_deque/mod.rs#L2833-L2880
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