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James Schappet commented on CASSANDRA-5941: ------------------------------------------- Please pardon my ignorance, but I have never applied a patch. How do I apply it? and to what version should it be applied? > Incorrect Schema with PIG CqlStorage Queries > -------------------------------------------- > > Key: CASSANDRA-5941 > URL: https://issues.apache.org/jira/browse/CASSANDRA-5941 > Project: Cassandra > Issue Type: Bug > Reporter: James Schappet > Assignee: Alex Liu > > A = LOAD 'cql://my/data?where_clause=key%3D\'status\' ' USING CqlStorage() AS > ( > type:chararray, > barcode:chararray, > row_id:bytearray, > key:chararray, > status:chararray > ); > DESCRIBE A; > --A: {type: chararray,barcode: chararray,row_id: bytearray,key: > chararray,status: chararray} > B = FOREACH A GENERATE FLATTEN( status ); > I am trying to process the following data: > B = FOREACH A GENERATE FLATTEN( status); > DUMB B; > (value,LIVING) > (value,LIVING) > (value,LIVING) > (value,DECEASED) > (value,LIVING) > (value,DECEASED) > (value,DECEASED) > (value,LIVING) > But when I try to filter it (FILTER A BY status MATCHES 'DECEASED') > I get the following error: > 2013-08-23 08:47:16,290 [Thread-4] WARN > org.apache.hadoop.mapred.LocalJobRunner - job_local_0001 > java.lang.ClassCastException: org.apache.pig.data.BinSedesTuple cannot be > cast to java.lang.String > at > org.apache.pig.backend.hadoop.executionengine.physicalLayer.expressionOperators.PORegexp.getNext(PORegexp.java:84) > at > org.apache.pig.backend.hadoop.executionengine.physicalLayer.relationalOperators.POFilter.getNext(POFilter.java:148) > at > org.apache.pig.backend.hadoop.executionengine.physicalLayer.PhysicalOperator.processInput(PhysicalOperator.java:290) > at > org.apache.pig.backend.hadoop.executionengine.physicalLayer.relationalOperators.POForEach.getNext(POForEach.java:233) > at > org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigGenericMapReduce$Reduce.runPipeline(PigGenericMapReduce.java:460) > ... > There are two StackOverFlow questions related to this: > http://stackoverflow.com/questions/18407248/cce-binsedestuple-cannot-be-cast-to-string?lq=1 > http://stackoverflow.com/questions/18391552/cqlstorage-generates-wrong-pig-schema?lq=1 -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators For more information on JIRA, see: http://www.atlassian.com/software/jira