Github user tejasapatil commented on a diff in the pull request: https://github.com/apache/spark/pull/16931#discussion_r101207253 --- Diff: sql/core/src/main/scala/org/apache/spark/sql/DataFrameWriter.scala --- @@ -270,52 +269,17 @@ final class DataFrameWriter[T] private[sql](ds: Dataset[T]) { ifNotExists = false)).toRdd } - private def normalizedParCols: Option[Seq[String]] = partitioningColumns.map { cols => - cols.map(normalize(_, "Partition")) - } - - private def normalizedBucketColNames: Option[Seq[String]] = bucketColumnNames.map { cols => - cols.map(normalize(_, "Bucketing")) - } - - private def normalizedSortColNames: Option[Seq[String]] = sortColumnNames.map { cols => - cols.map(normalize(_, "Sorting")) - } - private def getBucketSpec: Option[BucketSpec] = { if (sortColumnNames.isDefined) { require(numBuckets.isDefined, "sortBy must be used together with bucketBy") } - for { - n <- numBuckets - } yield { + numBuckets.map { n => require(n > 0 && n < 100000, "Bucket number must be greater than 0 and less than 100000.") --- End diff -- or you could do that change right here
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