cloud-fan commented on code in PR #50325:
URL: https://github.com/apache/spark/pull/50325#discussion_r2012236761
##########
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/analysis/ResolveIdentifierClause.scala:
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@@ -34,15 +38,71 @@ class ResolveIdentifierClause(earlyBatches:
Seq[RuleExecutor[LogicalPlan]#Batch]
override def batches: Seq[Batch] = earlyBatches.asInstanceOf[Seq[Batch]]
}
- override def apply(plan: LogicalPlan): LogicalPlan =
plan.resolveOperatorsUpWithPruning(
- _.containsPattern(UNRESOLVED_IDENTIFIER)) {
- case p: PlanWithUnresolvedIdentifier if p.identifierExpr.resolved &&
p.childrenResolved =>
-
executor.execute(p.planBuilder.apply(evalIdentifierExpr(p.identifierExpr),
p.children))
- case other =>
-
other.transformExpressionsWithPruning(_.containsAnyPattern(UNRESOLVED_IDENTIFIER))
{
- case e: ExpressionWithUnresolvedIdentifier if
e.identifierExpr.resolved =>
- e.exprBuilder.apply(evalIdentifierExpr(e.identifierExpr),
e.otherExprs)
- }
+ override def apply(plan: LogicalPlan): LogicalPlan = {
+ val referredTempVars = new mutable.ArrayBuffer[Seq[String]]
Review Comment:
nit: move it to the branch that really needs it.
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