[SPARK-31206] AQE will use the same SubqueryExec even if subqueryReuseEnabled=false

• Type: Sub-task
• Status: Resolved
• Priority: Major
• Resolution: Incomplete
• Affects Version/s: 3.0.0
• Component/s: SQL
• Assignee: Unassigned
• Reporter: wuyi
• Created: 20/Mar/20 14:40
• Updated: 06/Dec/20 21:22
• Resolved: 06/Dec/20 21:22

Description

In `InsertAdaptiveSparkPlan.buildSubqueryMap`, AQE will skip to compile the subquery with the same exprId. As a result, in PlanAdaptiveSubqueries, it will use the same SubqueryExec for the SubqueryExpression with the same exprId.

Issue Links

• links to: GitHub Pull Request #27971