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From "James Taylor (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (PHOENIX-3240) ClassCastException from Pig loader
Date Tue, 27 Sep 2016 18:05:20 GMT

    [ https://issues.apache.org/jira/browse/PHOENIX-3240?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15526964#comment-15526964
] 

James Taylor commented on PHOENIX-3240:
---------------------------------------

Would you have some spare cycles in the next few weeks to fix this in time for 4.9.0, [~elserj]?

> ClassCastException from Pig loader
> ----------------------------------
>
>                 Key: PHOENIX-3240
>                 URL: https://issues.apache.org/jira/browse/PHOENIX-3240
>             Project: Phoenix
>          Issue Type: Bug
>    Affects Versions: 4.8.0
>            Reporter: YoungWoo Kim
>             Fix For: 4.9.0
>
>
> I'm loading data from Hive table to Phoenix table in using Phoenix-Pig integration. my
pig script looks like following:
> {code}
> T = LOAD 'mydb.$TBL' USING org.apache.hive.hcatalog.pig.HCatLoader();
> STORE T into 'hbase://MYSCHEMA.$TBL' using
>     org.apache.phoenix.pig.PhoenixHBaseStorage('i004,i005,i006','-batchSize 1000');
> {code}
> If the source table has timestamp, MapReduce job for Pig script does not work:
> {noformat}
> ERROR 0: java.lang.ClassCastException: org.joda.time.DateTime cannot be cast to org.apache.phoenix.shaded.org.joda.time.DateTime
> org.apache.pig.backend.executionengine.ExecException: ERROR 0: java.lang.ClassCastException:
org.joda.time.DateTime cannot be cast to org.apache.phoenix.shaded.org.joda.time.DateTime
> 	at org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.MapReduceLauncher.getStats(MapReduceLauncher.java:822)
> 	at org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.MapReduceLauncher.launchPig(MapReduceLauncher.java:452)
> 	at org.apache.pig.backend.hadoop.executionengine.HExecutionEngine.launchPig(HExecutionEngine.java:304)
> 	at org.apache.pig.PigServer.launchPlan(PigServer.java:1390)
> 	at org.apache.pig.PigServer.executeCompiledLogicalPlan(PigServer.java:1375)
> 	at org.apache.pig.PigServer.execute(PigServer.java:1364)
> 	at org.apache.pig.PigServer.executeBatch(PigServer.java:415)
> 	at org.apache.pig.PigServer.executeBatch(PigServer.java:398)
> 	at org.apache.pig.tools.grunt.GruntParser.executeBatch(GruntParser.java:171)
> 	at org.apache.pig.tools.grunt.GruntParser.parseStopOnError(GruntParser.java:234)
> 	at org.apache.pig.tools.grunt.GruntParser.parseStopOnError(GruntParser.java:205)
> 	at org.apache.pig.tools.grunt.Grunt.exec(Grunt.java:81)
> 	at org.apache.pig.Main.run(Main.java:502)
> 	at org.apache.pig.Main.main(Main.java:177)
> 	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> 	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
> 	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> 	at java.lang.reflect.Method.invoke(Method.java:498)
> 	at org.apache.hadoop.util.RunJar.run(RunJar.java:221)
> 	at org.apache.hadoop.util.RunJar.main(RunJar.java:136)
> Caused by: java.lang.ClassCastException: org.joda.time.DateTime cannot be cast to org.apache.phoenix.shaded.org.joda.time.DateTime
> 	at org.apache.phoenix.pig.util.TypeUtil.castPigTypeToPhoenix(TypeUtil.java:201)
> 	at org.apache.phoenix.pig.PhoenixHBaseStorage.putNext(PhoenixHBaseStorage.java:189)
> 	at org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigOutputFormat$PigRecordWriter.write(PigOutputFormat.java:136)
> 	at org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigOutputFormat$PigRecordWriter.write(PigOutputFormat.java:95)
> 	at org.apache.hadoop.mapred.MapTask$NewDirectOutputCollector.write(MapTask.java:658)
> 	at org.apache.hadoop.mapreduce.task.TaskInputOutputContextImpl.write(TaskInputOutputContextImpl.java:89)
> 	at org.apache.hadoop.mapreduce.lib.map.WrappedMapper$Context.write(WrappedMapper.java:112)
> 	at org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigMapOnly$Map.collect(PigMapOnly.java:48)
> 	at org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigGenericMapBase.map(PigGenericMapBase.java:260)
> 	at org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigGenericMapBase.map(PigGenericMapBase.java:64)
> 	at org.apache.hadoop.mapreduce.Mapper.run(Mapper.java:146)
> 	at org.apache.hadoop.mapred.MapTask.runNewMapper(MapTask.java:787)
> 	at org.apache.hadoop.mapred.MapTask.run(MapTask.java:341)
> 	at org.apache.hadoop.mapred.YarnChild$2.run(YarnChild.java:164)
> 	at java.security.AccessController.doPrivileged(Native Method)
> 	at javax.security.auth.Subject.doAs(Subject.java:422)
> 	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1657)
> {noformat}



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