metesynnada commented on PR #6679:
URL: 
https://github.com/apache/arrow-datafusion/pull/6679#issuecomment-1596713815

   My results are aligned with yours, 
   
   ```
   ┏━━━━━━━━━━━━━━┳━━━━━━━━━━━┳━━━━━━━━━━━━━━━━━━━━━┳━━━━━━━━━━━━━━━┓
   ┃ Query        ┃      main ┃ adapt_datastructure ┃        Change ┃
   ┡━━━━━━━━━━━━━━╇━━━━━━━━━━━╇━━━━━━━━━━━━━━━━━━━━━╇━━━━━━━━━━━━━━━┩
   │ QQuery 1     │  382.88ms │            384.07ms │     no change │
   │ QQuery 2     │  124.07ms │            116.29ms │ +1.07x faster │
   │ QQuery 3     │  174.73ms │            174.30ms │     no change │
   │ QQuery 4     │  110.42ms │            110.51ms │     no change │
   │ QQuery 5     │  227.84ms │            226.10ms │     no change │
   │ QQuery 6     │  108.11ms │            109.13ms │     no change │
   │ QQuery 7     │  394.28ms │            352.03ms │ +1.12x faster │
   │ QQuery 8     │  256.21ms │            253.69ms │     no change │
   │ QQuery 9     │  403.20ms │            385.42ms │     no change │
   │ QQuery 10    │  299.90ms │            299.38ms │     no change │
   │ QQuery 11    │   88.98ms │             82.60ms │ +1.08x faster │
   │ QQuery 12    │  202.39ms │            203.64ms │     no change │
   │ QQuery 13    │  439.47ms │            420.72ms │     no change │
   │ QQuery 14    │  151.04ms │            150.24ms │     no change │
   │ QQuery 15    │  114.99ms │            114.34ms │     no change │
   │ QQuery 16    │  126.88ms │             90.89ms │ +1.40x faster │
   │ QQuery 17    │  955.93ms │            942.46ms │     no change │
   │ QQuery 18    │ 1183.84ms │            979.92ms │ +1.21x faster │
   │ QQuery 19    │  311.80ms │            312.30ms │     no change │
   │ QQuery 20    │  353.71ms │            338.11ms │     no change │
   │ QQuery 21    │  634.34ms │            539.71ms │ +1.18x faster │
   │ QQuery 22    │   77.22ms │             76.97ms │     no change │
   └──────────────┴───────────┴─────────────────────┴───────────────┘
   
   ```
   Currently, I am reviewing the code. The algorithm is neat, however, I want 
to find a good way to integrate the symmetric hash join into this algorithm. I 
think it can be possible.


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