wangyum commented on a change in pull request #29726:
URL: https://github.com/apache/spark/pull/29726#discussion_r591660490
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File path:
sql/core/src/main/scala/org/apache/spark/sql/execution/dynamicpruning/PartitionPruning.scala
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@@ -85,22 +86,36 @@ object PartitionPruning extends Rule[LogicalPlan] with
PredicateHelper {
filteringKey: Expression,
filteringPlan: LogicalPlan,
joinKeys: Seq[Expression],
- partScan: LogicalRelation): LogicalPlan = {
- val reuseEnabled = SQLConf.get.exchangeReuseEnabled
+ partScan: LogicalRelation,
+ canBuildBroadcast: Boolean): LogicalPlan = {
val index = joinKeys.indexOf(filteringKey)
- lazy val hasBenefit = pruningHasBenefit(pruningKey, partScan,
filteringKey, filteringPlan)
- if (reuseEnabled || hasBenefit) {
- // insert a DynamicPruning wrapper to identify the subquery during query
planning
+ lazy val hasBenefit = pruningHasBenefit(
Review comment:
This is used to set `onlyInBroadcast` to false. Because
`SQLConf.get.dynamicPartitionPruningReuseBroadcastOnly ||! hasBenefit` is
always true by default.
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