Github user gatorsmile commented on a diff in the pull request:
https://github.com/apache/spark/pull/9385#discussion_r43559826
--- Diff:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/analysis/Analyzer.scala
---
@@ -1019,7 +1019,16 @@ class Analyzer(
* scoping information for attributes and can be removed once analysis is
complete.
*/
object EliminateSubQueries extends Rule[LogicalPlan] {
- def apply(plan: LogicalPlan): LogicalPlan = plan transform {
+ def apply(plan: LogicalPlan): LogicalPlan = plan transformDown {
+ case Project(projectList, child: Subquery) => {
+ Project(
+ projectList.flatMap {
+ case ar: AttributeReference if
ar.qualifiers.contains(child.alias) =>
--- End diff --
Should I use NamedExpression to replace AttributeReference?
---
If your project is set up for it, you can reply to this email and have your
reply appear on GitHub as well. If your project does not have this feature
enabled and wishes so, or if the feature is enabled but not working, please
contact infrastructure at [email protected] or file a JIRA ticket
with INFRA.
---
---------------------------------------------------------------------
To unsubscribe, e-mail: [email protected]
For additional commands, e-mail: [email protected]
