[GitHub] beliefer commented on a change in pull request #23841: [SPARK-26936][SQL] Fix bug of insert overwrite local dir and inconsistent behavior with Hive

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beliefer commented on a change in pull request #23841: [SPARK-26936][SQL] Fix bug of insert overwrite local dir and inconsistent behavior with Hive
URL: https://github.com/apache/spark/pull/23841#discussion_r259207902
 
 

 ##########
 File path: sql/hive/src/main/scala/org/apache/spark/sql/hive/execution/InsertIntoHiveDirCommand.scala
 ##########
 @@ -86,20 +86,21 @@ case class InsertIntoHiveDirCommand(
     val jobConf = new JobConf(hadoopConf)
 
     val targetPath = new Path(storage.locationUri.get)
-    val writeToPath =
+    val qualifiedPath = FileUtils.makeQualified(targetPath, hadoopConf)
+    val (writeToPath : Path , fs : FileSystem) =
       if (isLocal) {
         val localFileSystem = FileSystem.getLocal(jobConf)
-        localFileSystem.makeQualified(targetPath)
+        (localFileSystem.makeQualified(targetPath), localFileSystem)
       } else {
-        val qualifiedPath = FileUtils.makeQualified(targetPath, hadoopConf)
-        val dfs = qualifiedPath.getFileSystem(jobConf)
-        if (!dfs.exists(qualifiedPath)) {
-          dfs.mkdirs(qualifiedPath.getParent)
-        }
-        qualifiedPath
+        val dfs = qualifiedPath.getFileSystem(hadoopConf)
+        (qualifiedPath, dfs)
       }
+    if (!fs.exists(writeToPath)) {
+      fs.mkdirs(writeToPath)
+    }
 
-    val tmpPath = getExternalTmpPath(sparkSession, hadoopConf, writeToPath)
+    // The temporary path must be a HDFS path but a local path.
 
 Review comment:
   Yes,this is a hdfs path.

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