feat: Add Spark concat(array) function #12454
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And please update the document. |
jinchengchenghh
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Feb 27, 2025
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cc @rui-mo , thanks. |
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Spark code: https://github.com/apache/spark/blob/14c13788b5871ad1454237ae0d90a799f9fb6be6/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/collectionOperations.scala#L2918
In Spark's implementation, there is no restriction on the number of parameters.
Instead, it requires the number of result elements to be ≤ Int.MaxValue - 15.