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From liancheng <>
Subject [GitHub] spark pull request #14302: [SPARK-16663][SQL] desc table should be consisten...
Date Mon, 25 Jul 2016 14:22:23 GMT
Github user liancheng commented on a diff in the pull request:
    --- Diff: sql/core/src/main/scala/org/apache/spark/sql/execution/command/tables.scala
    @@ -520,7 +522,7 @@ case class DescribeTableCommand(table: TableIdentifier, isExtended:
Boolean, isF
       private def describeSchema(schema: Seq[CatalogColumn], buffer: ArrayBuffer[Row]): Unit
= {
         schema.foreach { column =>
    -      append(buffer,, column.dataType.toLowerCase, column.comment.orNull)
    +      append(buffer,, column.dataType.toLowerCase, column.comment.getOrElse(""))
    --- End diff --
    I'm not sure whether no comment or empty comment matters here though. Maybe making them
consistent makes more sense here.

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