HyukjinKwon commented on a change in pull request #23740: [SPARK-26837][SQL]
Pruning nested fields from object serializers
URL: https://github.com/apache/spark/pull/23740#discussion_r254562703
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File path:
sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/parquet/ParquetSchemaPruning.scala
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@@ -33,6 +32,8 @@ import org.apache.spark.sql.types.{ArrayType, DataType,
MapType, StructField, St
* SQL column, and a nested Parquet column corresponds to a [[StructField]].
*/
private[sql] object ParquetSchemaPruning extends Rule[LogicalPlan] {
Review comment:
Ditto for execution module as well as of
[SPARK-16964](https://issues.apache.org/jira/browse/SPARK-16964).
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