cloud-fan commented on code in PR #50170:
URL: https://github.com/apache/spark/pull/50170#discussion_r2000301546
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sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/optimizer/expressions.scala:
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@@ -298,6 +299,24 @@ object ReorderAssociativeOperator extends
Rule[LogicalPlan] {
}
+/**
+ * The "ArrayContains" node checks if a given value is present in a given
array,
+ * being similar to the "IN" predicate.
Review Comment:
can we double-check corner cases to make sure they have the same behavior?
e.g. NULL values, empty array, etc.
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