cloud-fan commented on a change in pull request #31984:
URL: https://github.com/apache/spark/pull/31984#discussion_r603757330
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File path:
sql/core/src/main/scala/org/apache/spark/sql/execution/dynamicpruning/PartitionPruning.scala
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@@ -247,13 +246,15 @@ object PartitionPruning extends Rule[LogicalPlan] with
PredicateHelper with Join
// otherwise the pruning will not trigger
var partScan = getPartitionTableScan(l, left)
if (partScan.isDefined && canPruneLeft(joinType) &&
- hasPartitionPruningFilter(right)) {
+ hasPartitionPruningFilter(right) &&
+ (canBroadcastBySize(right, conf) ||
hintToBroadcastRight(hint))) {
Review comment:
if it is, can we make it clear in the PR title and description, and add
a test?
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