yjshen commented on code in PR #5868:
URL: https://github.com/apache/arrow-datafusion/pull/5868#discussion_r1157566345
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datafusion/core/src/physical_plan/aggregates/no_grouping.rs:
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@@ -172,26 +177,34 @@ fn aggregate_batch(
batch: &RecordBatch,
accumulators: &mut [AccumulatorItem],
expressions: &[Vec<Arc<dyn PhysicalExpr>>],
+ filters: &[Option<Arc<dyn PhysicalExpr>>],
) -> Result<usize> {
let mut allocated = 0usize;
// 1.1 iterate accumulators and respective expressions together
- // 1.2 evaluate expressions
- // 1.3 update / merge accumulators with the expressions' values
+ // 1.2 filter the batch if necessary
Review Comment:
Filter input batch before merging into the single state.
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