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From "Rui Li (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HIVE-18442) HoS: No FileSystem for scheme: nullscan
Date Mon, 15 Jan 2018 11:00:01 GMT

     [ https://issues.apache.org/jira/browse/HIVE-18442?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Rui Li updated HIVE-18442:
--------------------------
    Attachment: HIVE-18442.1.patch

> HoS: No FileSystem for scheme: nullscan
> ---------------------------------------
>
>                 Key: HIVE-18442
>                 URL: https://issues.apache.org/jira/browse/HIVE-18442
>             Project: Hive
>          Issue Type: Bug
>          Components: Spark
>            Reporter: Rui Li
>            Assignee: Rui Li
>            Priority: Major
>         Attachments: HIVE-18442.1.patch
>
>
> Hit the issue when I run following query in yarn-cluster mode:
> {code}
> select * from (select key from src where false) a left outer join (select key from srcpart
limit 0) b on a.key=b.key;
> {code}
> Stack trace:
> {noformat}
> Job failed with java.io.IOException: No FileSystem for scheme: nullscan
> 	at org.apache.hadoop.fs.FileSystem.getFileSystemClass(FileSystem.java:2799)
> 	at org.apache.hadoop.fs.FileSystem.createFileSystem(FileSystem.java:2810)
> 	at org.apache.hadoop.fs.FileSystem.access$200(FileSystem.java:100)
> 	at org.apache.hadoop.fs.FileSystem$Cache.getInternal(FileSystem.java:2849)
> 	at org.apache.hadoop.fs.FileSystem$Cache.get(FileSystem.java:2831)
> 	at org.apache.hadoop.fs.FileSystem.get(FileSystem.java:389)
> 	at org.apache.hadoop.fs.Path.getFileSystem(Path.java:356)
> 	at org.apache.hadoop.hive.ql.exec.Utilities.isEmptyPath(Utilities.java:2605)
> 	at org.apache.hadoop.hive.ql.exec.Utilities.isEmptyPath(Utilities.java:2601)
> 	at org.apache.hadoop.hive.ql.exec.Utilities$GetInputPathsCallable.call(Utilities.java:3409)
> 	at org.apache.hadoop.hive.ql.exec.Utilities.getInputPaths(Utilities.java:3347)
> 	at org.apache.hadoop.hive.ql.exec.spark.SparkPlanGenerator.cloneJobConf(SparkPlanGenerator.java:299)
> 	at org.apache.hadoop.hive.ql.exec.spark.SparkPlanGenerator.generate(SparkPlanGenerator.java:222)
> 	at org.apache.hadoop.hive.ql.exec.spark.SparkPlanGenerator.generate(SparkPlanGenerator.java:109)
> 	at org.apache.hadoop.hive.ql.exec.spark.RemoteHiveSparkClient$JobStatusJob.call(RemoteHiveSparkClient.java:354)
> 	at org.apache.hive.spark.client.RemoteDriver$JobWrapper.call(RemoteDriver.java:358)
> 	at org.apache.hive.spark.client.RemoteDriver$JobWrapper.call(RemoteDriver.java:323)
> 	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
> 	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
> 	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
> 	at java.lang.Thread.run(Thread.java:748)
> {noformat}



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