Github user gatorsmile commented on a diff in the pull request:
https://github.com/apache/spark/pull/16664#discussion_r99061710
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/DataFrameWriter.scala ---
@@ -190,6 +192,32 @@ final class DataFrameWriter[T] private[sql](ds:
Dataset[T]) {
}
/**
+ * Executes the query and calls the {@link
org.apache.spark.sql.util.QueryExecutionListener}
+ * methods.
--- End diff --
How about changing it to
> > Wrap a DataFrameWriter action to track the QueryExecution and time
cost, then report to the user-registered callback functions.
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