Github user cloud-fan commented on a diff in the pull request:
https://github.com/apache/spark/pull/10283#discussion_r47464971
--- Diff:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/optimizer/Optimizer.scala
---
@@ -937,8 +937,9 @@ object DecimalAggregates extends Rule[LogicalPlan] {
object ConvertToLocalRelation extends Rule[LogicalPlan] {
def apply(plan: LogicalPlan): LogicalPlan = plan transform {
case Project(projectList, LocalRelation(output, data)) =>
- val projection = new InterpretedProjection(projectList, output)
- LocalRelation(projectList.map(_.toAttribute), data.map(projection))
+ val projection = UnsafeProjection.create(projectList, output)
+ LocalRelation(projectList.map(_.toAttribute),
+ data.map(projection(_).copy().asInstanceOf[UnsafeRow]))
--- End diff --
The return type of `UnsafeProjection.apply` is `UnsafeRow` already, looks
like we don't need the `asInstanceOf` here?
---
If your project is set up for it, you can reply to this email and have your
reply appear on GitHub as well. If your project does not have this feature
enabled and wishes so, or if the feature is enabled but not working, please
contact infrastructure at [email protected] or file a JIRA ticket
with INFRA.
---
---------------------------------------------------------------------
To unsubscribe, e-mail: [email protected]
For additional commands, e-mail: [email protected]
