Shekharrajak commented on PR #19510:
URL: https://github.com/apache/druid/pull/19510#issuecomment-4524989358
Benchmark :
```
| numRows | numCols | icebergArrowInputSourceReader |
icebergInputSourceReader | Speedup |
| | | ms/op throughput | ms/op
throughput | (vs baseline) |
+---------+---------+----------------------------------+----------------------------------+---------+
| 100,000 | 5 | 17.70 5,651,074 rows/s | 51.35 1,947,542
rows/s | 2.90x |
| 100,000 | 15 | 44.11 2,266,881 rows/s | 95.81 1,043,680
rows/s | 2.17x |
| 500,000 | 5 | 74.92 6,673,450 rows/s | 187.73 2,663,420
rows/s | 2.51x |
| 500,000 | 15 | 197.97 2,525,637 rows/s | 420.94 1,187,817
rows/s | 2.13x |
================================================================================
Summary:
Best speedup: 2.90x (numRows=100,000, numCols=5)
Worst speedup: 2.13x (numRows=500,000, numCols=15)
Geomean speedup: 2.41x
```
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