cloud-fan commented on a change in pull request #24654: [SPARK-27439][SQL] Explainging Dataset should show correct resolved plans URL: https://github.com/apache/spark/pull/24654#discussion_r285858384
########## File path: sql/core/src/main/scala/org/apache/spark/sql/Dataset.scala ########## @@ -498,12 +500,25 @@ class Dataset[T] private[sql]( * @since 1.6.0 */ def explain(extended: Boolean): Unit = { - val explain = ExplainCommand(queryExecution.logical, extended = extended) - sparkSession.sessionState.executePlan(explain).executedPlan.executeCollect().foreach { - // scalastyle:off println - r => println(r.getString(0)) - // scalastyle:on println + val qe = if (isStreaming) { Review comment: let's add some comments to explain why we inline the implementation of explain command here. ---------------------------------------------------------------- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: us...@infra.apache.org With regards, Apache Git Services --------------------------------------------------------------------- To unsubscribe, e-mail: reviews-unsubscr...@spark.apache.org For additional commands, e-mail: reviews-h...@spark.apache.org