CometStringExpressionBenchmark shows poor performance:
OpenJDK 64-Bit Server VM 11.0.22+7-LTS on Mac OS X 14.6.1
Apple M3 Max
reverse: Best Time(ms) Avg Time(ms) Stdev(ms) Rate(M/s) Per Row(ns) Relative
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Spark 9 38 32 0.1 9123.9 1.0X
Comet (Scan) 10 67 37 0.1 9927.6 0.9X
Comet (Scan + Exec) 48 86 13 0.0 46943.3 0.2X
Review benchmark to make sure it is valid, then try and optimize.
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