cloud-fan commented on a change in pull request #26422: [SPARK-29786][SQL] Fix
MetaException when dropping a partition not exists on HDFS
URL: https://github.com/apache/spark/pull/26422#discussion_r398518675
##########
File path:
sql/hive/src/main/scala/org/apache/spark/sql/hive/client/HiveClientImpl.scala
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@@ -638,6 +655,17 @@ private[hive] class HiveClientImpl(
s"No partition is dropped. One partition spec '$s' does not exist
in table '$table' " +
s"database '$db'")
}
+ // Check whether the partition we are going to drop is empty.
+ // We make a dummy one for the empty partition. See [SPARK-29786] for
more details.
+ parts.foreach { partition =>
+ val partPath = partition.getPath.head
+ if (isEmptyPath(partPath)) {
Review comment:
I think we need to check non-existing path, not empty path?
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