Github user OopsOutOfMemory commented on a diff in the pull request:
https://github.com/apache/spark/pull/4427#discussion_r24335234
--- Diff: sql/hive/src/main/scala/org/apache/spark/sql/hive/HiveQl.scala ---
@@ -397,6 +397,13 @@ private[hive] object HiveQl {
protected def extractDbNameTableName(tableNameParts: Node):
(Option[String], String) = {
val (db, tableName) =
tableNameParts.getChildren.map { case Token(part, Nil) =>
cleanIdentifier(part) } match {
+ case Seq(dbNameAndTable) if (dbNameAndTable.split("\\.").length >
2) => {
--- End diff --
Nit:I prefer to ` not equals to 2` since user may pass only `.` as the
`dbNameAndTable`, the length is 0.
Then your case will not throw HiveException.
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