CFRR wide row iterator does not handle tombstones well
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Key: CASSANDRA-4154
URL: https://issues.apache.org/jira/browse/CASSANDRA-4154
Project: Cassandra
Issue Type: Bug
Components: Hadoop
Affects Versions: 1.1.0
Reporter: Brandon Williams
Assignee: Jonathan Ellis
Fix For: 1.1.0
If the last row is a tombstone, CFRR's wide row iterator will throw an
exception:
{noformat}
java.util.NoSuchElementException
at com.google.common.collect.Iterables.getLast(Iterables.java:663)
at
org.apache.cassandra.hadoop.ColumnFamilyRecordReader$WideRowIterator.maybeInit(ColumnFamilyRecordReader.java:441)
at
org.apache.cassandra.hadoop.ColumnFamilyRecordReader$WideRowIterator.computeNext(ColumnFamilyRecordReader.java:467)
at
org.apache.cassandra.hadoop.ColumnFamilyRecordReader$WideRowIterator.computeNext(ColumnFamilyRecordReader.java:413)
at
com.google.common.collect.AbstractIterator.tryToComputeNext(AbstractIterator.java:137)
at
com.google.common.collect.AbstractIterator.hasNext(AbstractIterator.java:132)
at
org.apache.cassandra.hadoop.ColumnFamilyRecordReader.nextKeyValue(ColumnFamilyRecordReader.java:188)
at
org.apache.cassandra.hadoop.pig.CassandraStorage.getNextWide(CassandraStorage.java:140)
at
org.apache.cassandra.hadoop.pig.CassandraStorage.getNext(CassandraStorage.java:199)
at
org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigRecordReader.nextKeyValue(PigRecordReader.java:187)
at
org.apache.hadoop.mapred.MapTask$NewTrackingRecordReader.nextKeyValue(MapTask.java:423)
at
org.apache.hadoop.mapreduce.MapContext.nextKeyValue(MapContext.java:67)
at org.apache.hadoop.mapreduce.Mapper.run(Mapper.java:143)
at org.apache.hadoop.mapred.MapTask.runNewMapper(MapTask.java:621)
at org.apache.hadoop.mapred.MapTask.run(MapTask.java:305)
at
org.apache.hadoop.mapred.LocalJobRunner$Job.run(LocalJobRunner.java:177)
{noformat}
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