Re: [PR] Introduce morsel-driven Parquet scan [datafusion]

Wed, 25 Feb 2026 10:24:36 -0800 


alamb-ghbot commented on PR #20481:
URL: https://github.com/apache/datafusion/pull/20481#issuecomment-3961162297

   ๐Ÿค–: Benchmark completed
   
   <details><summary>Details</summary>
   <p>
   
   
   ```
   Comparing HEAD and parquet-morsel-driven-execution-237164415184908839
   --------------------
   Benchmark clickbench_extended.json
   --------------------
   
โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”ณโ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”ณโ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”ณโ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”“
   โ”ƒ Query    โ”ƒ        HEAD โ”ƒ 
parquet-morsel-driven-execution-237164415184908839 โ”ƒ          Change โ”ƒ
   
โ”กโ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ•‡โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ•‡โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ•‡โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”ฉ
   โ”‚ QQuery 0 โ”‚  2193.90 ms โ”‚                                         2418.40 
ms โ”‚    1.10x slower โ”‚
   โ”‚ QQuery 1 โ”‚   906.46 ms โ”‚                                          877.30 
ms โ”‚       no change โ”‚
   โ”‚ QQuery 2 โ”‚  1818.34 ms โ”‚                                         1730.86 
ms โ”‚       no change โ”‚
   โ”‚ QQuery 3 โ”‚  1016.41 ms โ”‚                                          960.50 
ms โ”‚   +1.06x faster โ”‚
   โ”‚ QQuery 4 โ”‚  2115.91 ms โ”‚                                         2140.82 
ms โ”‚       no change โ”‚
   โ”‚ QQuery 5 โ”‚ 28087.96 ms โ”‚                                        29281.78 
ms โ”‚       no change โ”‚
   โ”‚ QQuery 6 โ”‚  3790.33 ms โ”‚                                           12.57 
ms โ”‚ +301.47x faster โ”‚
   โ”‚ QQuery 7 โ”‚  2734.15 ms โ”‚                                         2971.22 
ms โ”‚    1.09x slower โ”‚
   
โ””โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”ดโ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”ดโ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”ดโ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”˜
   
โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”ณโ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”“
   โ”ƒ Benchmark Summary                                                 โ”ƒ        
    โ”ƒ
   
โ”กโ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ•‡โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”ฉ
   โ”‚ Total Time (HEAD)                                                 โ”‚ 
42663.45ms โ”‚
   โ”‚ Total Time (parquet-morsel-driven-execution-237164415184908839)   โ”‚ 
40393.46ms โ”‚
   โ”‚ Average Time (HEAD)                                               โ”‚  
5332.93ms โ”‚
   โ”‚ Average Time (parquet-morsel-driven-execution-237164415184908839) โ”‚  
5049.18ms โ”‚
   โ”‚ Queries Faster                                                    โ”‚        
  2 โ”‚
   โ”‚ Queries Slower                                                    โ”‚        
  2 โ”‚
   โ”‚ Queries with No Change                                            โ”‚        
  4 โ”‚
   โ”‚ Queries with Failure                                              โ”‚        
  0 โ”‚
   
โ””โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”ดโ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”˜
   ```
   
   
   </p>
   </details>
   
   


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