gatorsmile commented on a change in pull request #29062:
URL: https://github.com/apache/spark/pull/29062#discussion_r463245025
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File path:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/analysis/Analyzer.scala
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@@ -200,18 +200,18 @@ class Analyzer(
val postHocResolutionRules: Seq[Rule[LogicalPlan]] = Nil
lazy val batches: Seq[Batch] = Seq(
+ Batch("Substitution", fixedPoint,
Review comment:
Why we have to execute the batch Substitution before the batch
ResolveHints? What is the root cause? I am unable to tell it from either PR
description or the code comments. Could any of you explain it?
cc @maryannxue
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