wangyum commented on code in PR #36850:
URL: https://github.com/apache/spark/pull/36850#discussion_r973883554
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sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/optimizer/expressions.scala:
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@@ -205,10 +205,14 @@ object ConstantPropagation extends Rule[LogicalPlan] {
def replaceConstants0(expression: Expression) = expression transform {
case a: AttributeReference => constantsMap.getOrElse(a, a)
}
- condition transform {
- case e @ EqualTo(_, _) if !predicates.contains(e) => replaceConstants0(e)
- case e @ EqualNullSafe(_, _) if !predicates.contains(e) =>
replaceConstants0(e)
- }
+ splitConjunctivePredicates(condition).map {
+ // Don't replace constants in IsNotNull because
InferFiltersFromConstraints may infer
+ // another IsNotNull
+ case isNotNull: IsNotNull => isNotNull
+ case e: EqualTo if predicates.contains(e) => e
Review Comment:
OK
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