[
https://issues.apache.org/jira/browse/CASSANDRA-3327?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Brandon Williams updated CASSANDRA-3327:
----------------------------------------
Attachment: 3327-v2.txt
v2 uses UUIDGen to decompose to a byte array.
> Support TimeUUID in CassandraStorage
> ------------------------------------
>
> Key: CASSANDRA-3327
> URL: https://issues.apache.org/jira/browse/CASSANDRA-3327
> Project: Cassandra
> Issue Type: Bug
> Components: Contrib
> Affects Versions: 0.8.7
> Environment: Cassandra 0.8.6 Build #348 (CASSANDRA-2777 +
> CASSANDRA-2810)
> Reporter: Manuel Kreutz
> Assignee: Brandon Williams
> Labels: pig
> Fix For: 0.8.8
>
> Attachments: 3327-v2.txt, 3327.txt
>
>
> Cassandra CLI:
> {code}
> grunt> raw = LOAD 'cassandra://TEST/CF'
> >> USING CassandraStorage()
> >> AS (
> >> key:chararray,
> >> columns:bag {
> >> column:tuple(
> >> name,
> >> value
> >> )
> >> });
> grunt> describe raw;
> raw: {key: chararray,columns: {(name: bytearray,value: bytearray)}}
> log_test =
> FOREACH raw
> GENERATE
> (CHARARRAY) key,
> flatten(columns);
> grunt> DUMP log_test;
> {code}
> Returns:
> {code}
> org.apache.pig.impl.logicalLayer.FrontendException: ERROR 1066: Unable to
> open iterator for alias log_test. Backend error : Unexpected data type
> java.util.UUID found in stream. Note only standard Pig type is supported when
> you output from UDF/LoadFunc
> at org.apache.pig.PigServer.openIterator(PigServer.java:890)
> at
> org.apache.pig.tools.grunt.GruntParser.processDump(GruntParser.java:655)
> at
> org.apache.pig.tools.pigscript.parser.PigScriptParser.parse(PigScriptParser.java:303)
> at
> org.apache.pig.tools.grunt.GruntParser.parseStopOnError(GruntParser.java:188)
> at
> org.apache.pig.tools.grunt.GruntParser.parseStopOnError(GruntParser.java:164)
> at org.apache.pig.tools.grunt.Grunt.run(Grunt.java:67)
> at org.apache.pig.Main.run(Main.java:487)
> at org.apache.pig.Main.main(Main.java:108)
> Caused by: java.lang.RuntimeException: Unexpected data type java.util.UUID
> found in stream. Note only standard Pig type is supported when you output
> from UDF/LoadFunc
> at
> org.apache.pig.data.BinInterSedes.writeDatum(BinInterSedes.java:478)
> at
> org.apache.pig.data.BinInterSedes.writeTuple(BinInterSedes.java:542)
> at
> org.apache.pig.data.BinInterSedes.writeDatum(BinInterSedes.java:357)
> at
> org.apache.pig.impl.io.InterRecordWriter.write(InterRecordWriter.java:73)
> at org.apache.pig.impl.io.InterStorage.putNext(InterStorage.java:87)
> at
> org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigOutputFormat$PigRecordWriter.write(PigOutputFormat.java:138)
> at
> org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigOutputFormat$PigRecordWriter.write(PigOutputFormat.java:97)
> at
> org.apache.hadoop.mapred.MapTask$NewDirectOutputCollector.write(MapTask.java:498)
> at
> org.apache.hadoop.mapreduce.TaskInputOutputContext.write(TaskInputOutputContext.java:80)
> at
> org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigMapOnly$Map.collect(PigMapOnly.java:48)
> at
> org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigMapBase.runPipeline(PigMapBase.java:263)
> at
> org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigMapBase.map(PigMapBase.java:256)
> at
> org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigMapBase.map(PigMapBase.java:58)
> at org.apache.hadoop.mapreduce.Mapper.run(Mapper.java:144)
> at org.apache.hadoop.mapred.MapTask.runNewMapper(MapTask.java:621)
> at org.apache.hadoop.mapred.MapTask.run(MapTask.java:305)
> {code}
> According to driftx on IRC the setTupleValue function in CassandraStorage
> needs to handle the uuid case and cast it to a DataByteArray.
--
This message is automatically generated by JIRA.
If you think it was sent incorrectly, please contact your JIRA administrators:
https://issues.apache.org/jira/secure/ContactAdministrators!default.jspa
For more information on JIRA, see: http://www.atlassian.com/software/jira
