Ok so this works if I run in local mode but not map-reduce mode. Can someone enlighten me?
On Wed, Jul 6, 2011 at 5:01 PM, Colin Taylor <[email protected]> wrote: > grunt> describe policies_by_type; > policies_by_type: {group: chararray,policies: {columns::udm_field: > chararray,columns::udm_value: chararray}} > > grunt> dump policies_by_type; > > (POLICY-29,{(policy,POLICY-29)}) > (POLICY-71,{(policy,POLICY-71),(policy,POLICY-71),(policy,POLICY-71)}) > > grunt> policy_counts = FOREACH policies_by_type GENERATE > COUNT(policies); > grunt> describe policy_counts; > policy_counts: {long} > > All looks good but when I > grunt> dump policy_counts; > > I get: > > 2011-07-06 04:15:03,539 [main] ERROR > org.apache.pig.tools.pigstats.PigStats - ERROR 2997: Unable to > recreate exception from backed error: Error initializing > attempt_201107010359_0160_m_000000_3: > 2011-07-06 04:15:03,539 [main] ERROR > org.apache.pig.tools.pigstats.PigStatsUtil - 1 map reduce job(s) > failed! > 2011-07-06 04:15:03,540 [main] INFO > org.apache.pig.tools.pigstats.PigStats - Script Statistics: > > Input(s): > Successfully read 5 records from: "cassandra://SPC/UDM" > > Output(s): > Failed to produce result in "cfs://null/tmp/temp-1373091145/tmp-1591506274" > > org.apache.pig.impl.logicalLayer.FrontendException: ERROR 1066: Unable > to open iterator for alias policy_counts. Backend error : Unable to > recreate exception from backed error >
