[GitHub] [spark] cloud-fan commented on a change in pull request #31993: [SPARK-34897][SQL] Support reconcile schemas based on index after nested column pruning

[GitBox <gi...@apache.org>]

cloud-fan commented on a change in pull request #31993:
URL: https://github.com/apache/spark/pull/31993#discussion_r613385216



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File path: sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/SchemaPruning.scala
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@@ -21,8 +21,9 @@ import org.apache.spark.sql.types._
 
 object SchemaPruning {
   /**
-   * Filters the schema by the requested fields. For example, if the schema is struct<a:int, b:int>,
-   * and given requested field are "a", the field "b" is pruned in the returned schema.

Review comment:
       The old comment looks correct.




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