cloud-fan commented on a change in pull request #32807:
URL: https://github.com/apache/spark/pull/32807#discussion_r647111792
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File path:
sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/DataSourceStrategy.scala
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@@ -699,20 +699,25 @@ abstract class PushableColumnBase {
def unapply(e: Expression): Option[String] = {
import
org.apache.spark.sql.connector.catalog.CatalogV2Implicits.MultipartIdentifierHelper
- def helper(e: Expression): Option[Seq[String]] = e match {
- case a: Attribute =>
- // Attribute that contains dot "." in name is supported only when
- // nested predicate pushdown is enabled.
- if (nestedPredicatePushdownEnabled || !a.name.contains(".")) {
- Some(Seq(a.name))
- } else {
- None
- }
- case s: GetStructField if nestedPredicatePushdownEnabled =>
- helper(s.child).map(_ :+ s.childSchema(s.ordinal).name)
- case _ => None
+ if (nestedPredicatePushdownEnabled) {
Review comment:
cc @dbtsai @viirya
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