Github user chenghao-intel commented on a diff in the pull request:
https://github.com/apache/spark/pull/3375#discussion_r20625318
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/execution/joins/HashOuterJoin.scala
---
@@ -72,53 +72,54 @@ case class HashOuterJoin(
// iterator for performance purpose.
private[this] def leftOuterIterator(
- key: Row, leftIter: Iterable[Row], rightIter: Iterable[Row]):
Iterator[Row] = {
+ key: Row, leftRow: Row, rightIter: Iterable[Row]): Iterator[Row] = {
val joinedRow = new JoinedRow()
--- End diff --
Can that also be passed in since it will be created per every row in left
side? The same in below.
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