viirya commented on a change in pull request #33583:
URL: https://github.com/apache/spark/pull/33583#discussion_r684726566
##########
File path:
sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/SchemaPruning.scala
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@@ -143,15 +145,15 @@ object SchemaPruning extends Rule[LogicalPlan] {
// Construct the new projections of our Project by
// rewriting the original projections
- val newProjects = projects.map(_.transformDown {
+ val newProjects = normalizedProjects.map(_.transformDown {
case projectionOverSchema(expr) => expr
}).map { case expr: NamedExpression => expr }
if (log.isDebugEnabled) {
logDebug(s"New
projects:\n${newProjects.map(_.treeString).mkString("\n")}")
}
- Project(newProjects, projectionChild)
+ Project(restoreOriginalOutputNames(newProjects, projects.map(_.name)),
projectionChild)
Review comment:
Seems okay.
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