Re: [PR] Perf: load default Utf8View for CSV datatype [datafusion]

Tue, 03 Jun 2025 11:40:38 -0700 


alamb commented on PR #16243:
URL: https://github.com/apache/datafusion/pull/16243#issuecomment-2936699578

   ๐Ÿค–: Benchmark completed
   
   <details><summary>Details</summary>
   <p>
   
   
   ```
   Comparing HEAD and default_utf8_for_unkown_type
   --------------------
   Benchmark h2o_window.json
   --------------------
   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”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”ณโ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”โ”“
   โ”ƒ Query        โ”ƒ       HEAD โ”ƒ default_utf8_for_unkown_type 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”ฉ
   โ”‚ QQuery 1     โ”‚  1907.12ms โ”‚                    1874.72ms โ”‚    no change โ”‚
   โ”‚ QQuery 2     โ”‚  3435.06ms โ”‚                    3435.28ms โ”‚    no change โ”‚
   โ”‚ QQuery 3     โ”‚  3836.65ms โ”‚                    4366.66ms โ”‚ 1.14x slower โ”‚
   โ”‚ QQuery 4     โ”‚  1008.06ms โ”‚                     959.61ms โ”‚    no change โ”‚
   โ”‚ QQuery 5     โ”‚  2238.31ms โ”‚                    2291.12ms โ”‚    no change โ”‚
   โ”‚ QQuery 6     โ”‚  2998.08ms โ”‚                    2978.58ms โ”‚    no change โ”‚
   โ”‚ QQuery 7     โ”‚  2948.78ms โ”‚                    2920.08ms โ”‚    no change โ”‚
   โ”‚ QQuery 8     โ”‚ 11870.28ms โ”‚                   12098.03ms โ”‚    no change โ”‚
   โ”‚ QQuery 9     โ”‚   866.09ms โ”‚                     852.79ms โ”‚    no change โ”‚
   โ”‚ QQuery 10    โ”‚   938.85ms โ”‚                     940.99ms โ”‚    no change โ”‚
   โ”‚ QQuery 11    โ”‚   910.25ms โ”‚                     894.20ms โ”‚    no change โ”‚
   โ”‚ QQuery 12    โ”‚  1769.99ms โ”‚                    1741.19ms โ”‚    no change 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”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”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”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”ฉ
   โ”‚ Total Time (HEAD)                           โ”‚ 34727.52ms โ”‚
   โ”‚ Total Time (default_utf8_for_unkown_type)   โ”‚ 35353.24ms โ”‚
   โ”‚ Average Time (HEAD)                         โ”‚  2893.96ms โ”‚
   โ”‚ Average Time (default_utf8_for_unkown_type) โ”‚  2946.10ms โ”‚
   โ”‚ Queries Faster                              โ”‚          0 โ”‚
   โ”‚ Queries Slower                              โ”‚          1 โ”‚
   โ”‚ Queries with No Change                      โ”‚         11 โ”‚
   โ””โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€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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