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[SPARK-37290][SQL] - Exponential planning time in case of non-deterministic function #35233

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[SPARK-37290][SQL] - Exponential planning time in case of non-deterministic function #35233

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[SPARK-37290][SQL] Exponential planning time in case of non-determini…
stelyus Jan 17, 2022
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[SPARK-37290][SQL] Exponential planning time in case of non-determini…
stelyus Jan 17, 2022
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[SPARK-37290][SQL] Exponential planning time in case of non-determini…
stelyus Jan 17, 2022
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[SPARK-37290][SQL] Exponential planning time in case of non-determini…
stelyus Feb 22, 2022
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2 changes: 1 addition & 1 deletion sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/plans/logical/LogicalPlan.scala
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Expand Up @@ -183,7 +183,7 @@ trait UnaryNode extends LogicalPlan with UnaryLike[LogicalPlan] {
projectList.foreach {
case a @ Alias(l: Literal, _) =>
allConstraints += EqualNullSafe(a.toAttribute, l)
case a @ Alias(e, _) =>
case a @ Alias(e, _) if e.deterministic =>
// For every alias in `projectList`, replace the reference in constraints by its attribute.
allConstraints ++= allConstraints.map(_ transform {
case expr: Expression if expr.semanticEquals(e) =>
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