kosiew commented on PR #21469:
URL: https://github.com/apache/datafusion/pull/21469#issuecomment-4206785485

   Benchmark (#21437)
   
   ```
                 Criterion Benchmark Summary (Statistically Significant Changes)
   
┏━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━┳━━━━━━━━━━━━━┳━━━━━━━━━━┓
   ┃ Benchmark                                                                  
                   ┃ Mean Change ┃  P-value ┃
   
┡━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━╇━━━━━━━━━━━━━╇━━━━━━━━━━┩
   │ aggregate_query_approx_percentile_cont_on_f32                              
                   │      -4.93% │ 0.000000 │
   │ aggregate_query_approx_percentile_cont_on_u64                              
                   │      -4.68% │ 0.000000 │
   │ aggregate_query_distinct_median                                            
                   │      -1.59% │ 0.000000 │
   │ aggregate_query_group_by                                                   
                   │      -4.48% │ 0.000000 │
   │ aggregate_query_group_by_u64 15 12                                         
                   │      -1.34% │ 0.000000 │
   │ aggregate_query_group_by_u64_multiple_keys                                 
                   │      -3.66% │ 0.000000 │
   │ aggregate_query_group_by_wide_u64_and_f32_without_aggregate_expressions    
                   │      -5.07% │ 0.000000 │
   │ (aggregate_query_group_by_wide_u64_and_f32_without_aggregate_expr)         
                   │             │          │
   │ aggregate_query_group_by_wide_u64_and_string_without_aggregate_expressions 
                   │      -4.94% │ 0.000000 │
   │ (aggregate_query_group_by_wide_u64_and_string_without_aggregate_e)         
                   │             │          │
   │ aggregate_query_group_by_with_filter                                       
                   │      -3.93% │ 0.000000 │
   │ aggregate_query_no_group_by_count_distinct_wide                            
                   │      -4.73% │ 0.000000 │
   │ aggregate_query_no_group_by_min_max_f64                                    
                   │      -3.28% │ 0.000000 │
   │ array_agg_query_group_by_few_groups                                        
                   │      -3.85% │ 0.000000 │
   │ array_agg_query_group_by_many_groups                                       
                   │      -3.06% │ 0.000000 │
   │ array_agg_query_group_by_mid_groups                                        
                   │      -5.56% │ 0.000000 │
   │ array_agg_struct_query_group_by_mid_groups                                 
                   │      -3.55% │ 0.000000 │
   │ first_last_ignore_nulls                                                    
                   │      -1.65% │ 0.000000 │
   │ first_last_many_columns                                                    
                   │      -1.76% │ 0.000000 │
   │ first_last_one_column                                                      
                   │      -4.00% │ 0.000000 │
   │ string_agg_payloads/few_groups/large_1024b (large_1024b)                   
                   │      -4.48% │ 0.000000 │
   │ string_agg_payloads/few_groups/medium_64b (medium_64b)                     
                   │      -2.78% │ 0.000000 │
   │ string_agg_payloads/few_groups/small_3b (small_3b)                         
                   │      -4.02% │ 0.000000 │
   │ string_agg_payloads/many_groups/large_1024b (large_1024b)                  
                   │      -2.12% │ 0.000000 │
   │ string_agg_payloads/many_groups/medium_64b (medium_64b)                    
                   │      -5.19% │ 0.000000 │
   │ string_agg_payloads/many_groups/small_3b (small_3b)                        
                   │      -4.37% │ 0.000000 │
   │ string_agg_payloads/mid_groups/large_1024b (large_1024b)                   
                   │      -4.01% │ 0.000000 │
   │ string_agg_payloads/mid_groups/medium_64b (medium_64b)                     
                   │     -12.10% │ 0.000000 │
   
└───────────────────────────────────────────────────────────────────────────────────────────────┴─────────────┴──────────┘
   
   Summary: 26 improvements, 0 regressions (p < 0.05)
   ```
   


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