cloud-fan commented on a change in pull request #35657:
URL: https://github.com/apache/spark/pull/35657#discussion_r821746938
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File path:
sql/catalyst/src/main/scala/org/apache/spark/sql/execution/datasources/v2/DataSourceV2Relation.scala
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@@ -117,7 +118,9 @@ case class DataSourceV2Relation(
case class DataSourceV2ScanRelation(
relation: DataSourceV2Relation,
scan: Scan,
- output: Seq[AttributeReference]) extends LeafNode with NamedRelation {
+ output: Seq[AttributeReference],
+ distribution: Distribution = UnspecifiedDistribution,
Review comment:
hmm, ideally a scan node should report output partitioning, the parent
node such as join node reports required distribution. This looks a bit
counterintuitive.
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