allisonwang-db commented on a change in pull request #33004:
URL: https://github.com/apache/spark/pull/33004#discussion_r655767117
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File path:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/analysis/Analyzer.scala
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@@ -2377,14 +2375,14 @@ class Analyzer(override val catalogManager:
CatalogManager)
def apply(plan: LogicalPlan): LogicalPlan =
plan.resolveOperatorsUpWithPruning(
_.containsPattern(PLAN_EXPRESSION), ruleId) {
case j: LateralJoin if j.left.resolved =>
- resolveSubQueries(j, j.children)
+ resolveSubQueries(j)
Review comment:
LateralJoin node has `resolveChildren` overridden to use both
`left.output` and `right.plan.output` so that it can be used to resolve the
join conditions for LateralJoin. Maybe we can modify this method to condition
on whether right tree is resolved or not.
https://github.com/apache/spark/blob/6ca56b01dc53259a57d92a8755660bcfb3a12612/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/plans/logical/basicLogicalOperators.scala#L1455-L1469
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