Hi,
Could you put it context please? E.g: script snippet you execute,
pig/hadoop version you use
(and some sample data).
Thanks,
Lorand
On 11/02/15 13:43, Srikanth Vakkalagadda wrote:
Fetch failed. Couldn't retrieve result
org.apache.pig.impl.logicalLayer.FrontendException: ERROR 1066: Unable
to open iterator for alias B
at org.apache.pig.PigServer.openIterator(PigServer.java:912)
at
org.apache.pig.tools.grunt.GruntParser.processDump(GruntParser.java:752)
at
org.apache.pig.tools.pigscript.parser.PigScriptParser.parse(PigScriptParser.java:372)
at
org.apache.pig.tools.grunt.GruntParser.parseStopOnError(GruntParser.java:228)
at
org.apache.pig.tools.grunt.GruntParser.parseStopOnError(GruntParser.java:203)
at org.apache.pig.tools.grunt.Grunt.run(Grunt.java:66)
at org.apache.pig.Main.run(Main.java:542)
at org.apache.pig.Main.main(Main.java:156)
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)
Caused by: org.apache.pig.PigException: ERROR 1002: Unable to store
alias B
at org.apache.pig.PigServer.storeEx(PigServer.java:1015)
at org.apache.pig.PigServer.store(PigServer.java:974)
at org.apache.pig.PigServer.openIterator(PigServer.java:887)
... 12 more
Caused by: org.apache.pig.backend.executionengine.ExecException: ERROR
2088: Fetch failed. Couldn't retrieve result
at
org.apache.pig.backend.hadoop.executionengine.fetch.FetchLauncher.runPipeline(FetchLauncher.java:180)
at
org.apache.pig.backend.hadoop.executionengine.fetch.FetchLauncher.launchPig(FetchLauncher.java:81)
at
org.apache.pig.backend.hadoop.executionengine.HExecutionEngine.launchPig(HExecutionEngine.java:275)
at org.apache.pig.PigServer.launchPlan(PigServer.java:1367)
at
org.apache.pig.PigServer.executeCompiledLogicalPlan(PigServer.java:1352)
at org.apache.pig.PigServer.storeEx(PigServer.java:1011)
... 14 more
Thanks & Regards
Srikanth Vakkalagadda
srikanth.vakkalaga...@ericsson.com
Bangalore
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