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From "Jitendra Nath Pandey (JIRA)" <j...@apache.org>
Subject [jira] [Created] (HIVE-6496) NPE in Vectorizer
Date Mon, 24 Feb 2014 23:26:23 GMT
Jitendra Nath Pandey created HIVE-6496:
------------------------------------------

             Summary: NPE in Vectorizer
                 Key: HIVE-6496
                 URL: https://issues.apache.org/jira/browse/HIVE-6496
             Project: Hive
          Issue Type: Sub-task
            Reporter: Jitendra Nath Pandey


In some queries, we see NPE in Vectorizer because row resolver is not available in parse context.

{code}
FAILED: NullPointerException null
2014-02-21 14:03:02,277 ERROR ql.Driver: FAILED: NullPointerException null
java.lang.NullPointerException
at org.apache.hadoop.hive.ql.optimizer.physical.Vectorizer.getVectorizationContext(Vectorizer.java:728)
at org.apache.hadoop.hive.ql.optimizer.physical.Vectorizer.access$100(Vectorizer.java:125)
at org.apache.hadoop.hive.ql.optimizer.physical.Vectorizer$VectorizationNodeProcessor.process(Vectorizer.java:428)
at org.apache.hadoop.hive.ql.lib.DefaultRuleDispatcher.dispatch(DefaultRuleDispatcher.java:90)
at org.apache.hadoop.hive.ql.lib.DefaultGraphWalker.dispatchAndReturn(DefaultGraphWalker.java:94)
at org.apache.hadoop.hive.ql.lib.DefaultGraphWalker.dispatch(DefaultGraphWalker.java:78)
at org.apache.hadoop.hive.ql.lib.PreOrderWalker.walk(PreOrderWalker.java:54)
at org.apache.hadoop.hive.ql.lib.DefaultGraphWalker.startWalking(DefaultGraphWalker.java:109)
at org.apache.hadoop.hive.ql.optimizer.physical.Vectorizer$VectorizationDispatcher.vectorizeMapWork(Vectorizer.java:344)
at org.apache.hadoop.hive.ql.optimizer.physical.Vectorizer$VectorizationDispatcher.convertMapWork(Vectorizer.java:289)
at org.apache.hadoop.hive.ql.optimizer.physical.Vectorizer$VectorizationDispatcher.dispatch(Vectorizer.java:279)
at org.apache.hadoop.hive.ql.lib.TaskGraphWalker.dispatch(TaskGraphWalker.java:111)
at org.apache.hadoop.hive.ql.lib.TaskGraphWalker.walk(TaskGraphWalker.java:194)
at org.apache.hadoop.hive.ql.lib.TaskGraphWalker.startWalking(TaskGraphWalker.java:139)
at org.apache.hadoop.hive.ql.optimizer.physical.Vectorizer.resolve(Vectorizer.java:523)
at org.apache.hadoop.hive.ql.parse.TezCompiler.optimizeTaskPlan(TezCompiler.java:252)
at org.apache.hadoop.hive.ql.parse.TaskCompiler.compile(TaskCompiler.java:216)
at org.apache.hadoop.hive.ql.parse.SemanticAnalyzer.analyzeInternal(SemanticAnalyzer.java:9303)
at org.apache.hadoop.hive.ql.parse.BaseSemanticAnalyzer.analyze(BaseSemanticAnalyzer.java:327)
at org.apache.hadoop.hive.ql.Driver.compile(Driver.java:445)
at org.apache.hadoop.hive.ql.Driver.compile(Driver.java:345)
at org.apache.hadoop.hive.ql.Driver.compileInternal(Driver.java:1078)
at org.apache.hadoop.hive.ql.Driver.runInternal(Driver.java:1121)
at org.apache.hadoop.hive.ql.Driver.run(Driver.java:1014)
at org.apache.hadoop.hive.ql.Driver.run(Driver.java:1004)
at org.apache.hadoop.hive.cli.CliDriver.processLocalCmd(CliDriver.java:268)
at org.apache.hadoop.hive.cli.CliDriver.processCmd(CliDriver.java:220)
at org.apache.hadoop.hive.cli.CliDriver.processLine(CliDriver.java:424)
at org.apache.hadoop.hive.cli.CliDriver.processLine(CliDriver.java:359)
at org.apache.hadoop.hive.cli.CliDriver.processReader(CliDriver.java:457)
at org.apache.hadoop.hive.cli.CliDriver.processFile(CliDriver.java:467)
at org.apache.hadoop.hive.cli.CliDriver.processCmd(CliDriver.java:125)
at org.apache.hadoop.hive.cli.CliDriver.processLine(CliDriver.java:424)
at org.apache.hadoop.hive.cli.CliDriver.executeDriver(CliDriver.java:793)
at org.apache.hadoop.hive.cli.CliDriver.run(CliDriver.java:687)
at org.apache.hadoop.hive.cli.CliDriver.main(CliDriver.java:626)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:606)
at org.apache.hadoop.util.RunJar.main(RunJar.java:212)
{code}



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