Github user gatorsmile commented on a diff in the pull request:
https://github.com/apache/spark/pull/13756#discussion_r68420042
--- Diff:
sql/hive/src/main/scala/org/apache/spark/sql/hive/HiveMetastoreCatalog.scala ---
@@ -441,6 +441,9 @@ private[hive] class HiveMetastoreCatalog(sparkSession:
SparkSession) extends Log
case p: LogicalPlan if p.resolved => p
case p @ CreateHiveTableAsSelectLogicalPlan(table, child,
allowExisting) =>
+ // Ensuring whether no duplicate name is used in table definition
+ checkDuplicates(child.output.map(_.name), s"table definition of
${table.identifier}")
--- End diff --
@rxin @cloud-fan @liancheng @yhuai Do you think we can open an umbrallel
JIRA for the whole community to track whether the same/similar error messages
should be issued by Spark SQL? That could help us find all the potential holes
and improve the code quality?
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