[SPARK-55959][SQL] Optimize Map Key Lookup for `GetMapValue` and `ElementAt`#54748

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LuciferYang wants to merge 25 commits intoapache:masterfrom

LuciferYang:issue-54646

Commits on Mar 10, 2026

Commits on Mar 11, 2026

add times
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revert collectionOperations.scala
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Benchmark results for org.apache.spark.sql.execution.benchmark.MapLookupBenchmark (JDK 21, Scala 2.13, split 1 of 1)
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Benchmark results for org.apache.spark.sql.execution.benchmark.MapLookupBenchmark (JDK 17, Scala 2.13, split 1 of 1)
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Benchmark results for org.apache.spark.sql.execution.benchmark.MapLookupBenchmark (JDK 25, Scala 2.13, split 1 of 1)
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add more tests
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Benchmark results for org.apache.spark.sql.execution.benchmark.MapLookupBenchmark (JDK 17, Scala 2.13, split 1 of 1)
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Commits on Mar 12, 2026