xuanyuanking commented on a change in pull request #27454: [SPARK-28228][SQL]
Change the default behavior for name conflict in nested WITH clause
URL: https://github.com/apache/spark/pull/27454#discussion_r375768034
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File path:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/analysis/CTESubstitution.scala
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@@ -28,13 +29,55 @@ import
org.apache.spark.sql.internal.SQLConf.LEGACY_CTE_PRECEDENCE_ENABLED
*/
object CTESubstitution extends Rule[LogicalPlan] {
def apply(plan: LogicalPlan): LogicalPlan = {
- if (SQLConf.get.getConf(LEGACY_CTE_PRECEDENCE_ENABLED)) {
+ val isLegacy = SQLConf.get.getConf(LEGACY_CTE_PRECEDENCE_ENABLED)
+ if (isLegacy.isEmpty) {
Review comment:
Thanks, done in c03920a.
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