c21 commented on a change in pull request #32049:
URL: https://github.com/apache/spark/pull/32049#discussion_r606967438



##########
File path: 
sql/catalyst/src/main/scala/org/apache/spark/sql/internal/SQLConf.scala
##########
@@ -761,6 +761,12 @@ object SQLConf {
       .checkValue(threshold => threshold >= 0, "The threshold must not be 
negative.")
       .createWithDefault(10)
 
+  val PARQUET_AGGREGATE_PUSHDOWN_ENABLED = 
buildConf("spark.sql.parquet.aggregatePushdown")
+    .doc("Enables Parquet aggregate push-down optimization when set to true.")

Review comment:
       Shall it be an internal config or not? Do we expect this one to be 
user-facing and tune it frequently?




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