[HIVE-10829] ATS hook fails for explainTask

• Type: Bug
• Status: Resolved
• Priority: Minor
• Resolution: Fixed
• Fix Version/s: 1.2.1
• Assignee: Pengcheng Xiong
• Reporter: Pengcheng Xiong
• Created: 27/May/15 02:42
• Updated: 28/May/15 18:19
• Resolved: 28/May/15 18:17

Description

Commands:
create table idtable(id string);
create table ctastable as select * from idtable;

With ATS hook:
2015-05-22 18:54:47,092 INFO [ATS Logger 0]: hooks.ATSHook (ATSHook.java:run(136)) - Failed to submit plan to ATS: java.lang.NullPointerException
at org.apache.hadoop.hive.ql.exec.ExplainTask.outputPlan(ExplainTask.java:589)
at org.apache.hadoop.hive.ql.exec.ExplainTask.outputPlan(ExplainTask.java:576)
at org.apache.hadoop.hive.ql.exec.ExplainTask.outputPlan(ExplainTask.java:821)
at org.apache.hadoop.hive.ql.exec.ExplainTask.outputStagePlans(ExplainTask.java:965)
at org.apache.hadoop.hive.ql.exec.ExplainTask.getJSONPlan(ExplainTask.java:219)
at org.apache.hadoop.hive.ql.hooks.ATSHook$2.run(ATSHook.java:120)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
at java.util.concurrent.FutureTask.run(FutureTask.java:262)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
at java.lang.Thread.run(Thread.java:745)

Issue Links

• relates to: HIVE-10853 Create ExplainTask in ATS hook through ExplainWork
• links to: RB
• mentioned in: Wiki Page Loading...