Github user ioana-delaney commented on a diff in the pull request:
https://github.com/apache/spark/pull/13867#discussion_r68513152
--- Diff:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/analysis/Analyzer.scala
---
@@ -911,19 +911,30 @@ class Analyzer(
* Resolve the correlated expressions in a subquery by using the an
outer plans' references. All
* resolved outer references are wrapped in an [[OuterReference]]
*/
- private def resolveOuterReferences(plan: LogicalPlan, outer:
LogicalPlan): LogicalPlan = {
+ private def resolveOuterReferences(
+ plan: LogicalPlan,
+ outers: Seq[LogicalPlan]): LogicalPlan = {
+ var throwError = false
plan transformDown {
case q: LogicalPlan if q.childrenResolved && !q.resolved =>
q transformExpressions {
case u @ UnresolvedAttribute(nameParts) =>
withPosition(u) {
try {
- outer.resolve(nameParts, resolver) match {
+ val outer = outers.iterator
+ var expr: Option[NamedExpression] = None
--- End diff --
Thank you. I will update the code.
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