We have already discussed it and come to a decision: See https://issues.apache.org/jira/browse/PIG-2315 If somebody feels like implementing it I would be happy :)
Cheers, -- Gianmarco On Wed, Jun 20, 2012 at 7:36 AM, Jonathan Coveney <[email protected]>wrote: > $ cat data6 > 1 > 2 > 3 > 4 > 5 > > $ java -cp pig.jar org.apache.pig.Main -x local > a = load 'data6' as (x:chararray); > b = foreach a generate x as y:int; > c = foreach b generate y+y; > dump c; > > Eventually: > java.lang.ClassCastException: java.lang.String cannot be cast to > java.lang.Number > at > > org.apache.pig.backend.hadoop.executionengine.physicalLayer.expressionOperators.Add.genericGetNext(Add.java:89) > at > > org.apache.pig.backend.hadoop.executionengine.physicalLayer.expressionOperators.Add.getNext(Add.java:114) > at > > org.apache.pig.backend.hadoop.executionengine.physicalLayer.PhysicalOperator.getNext(PhysicalOperator.java:344) > at > > org.apache.pig.backend.hadoop.executionengine.physicalLayer.relationalOperators.POForEach.processPlan(POForEach.java:353) > at > > org.apache.pig.backend.hadoop.executionengine.physicalLayer.relationalOperators.POForEach.getNext(POForEach.java:294) > at > > org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigGenericMapBase.runPipeline(PigGenericMapBase.java:273) > at > > org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigGenericMapBase.map(PigGenericMapBase.java:268) > at > > org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigGenericMapBase.map(PigGenericMapBase.java:64) > at org.apache.hadoop.mapreduce.Mapper.run(Mapper.java:144) > at org.apache.hadoop.mapred.MapTask.runNewMapper(MapTask.java:764) > at org.apache.hadoop.mapred.MapTask.run(MapTask.java:370) > at org.apache.hadoop.mapred.LocalJobRunner$Job.run(LocalJobRunner.java:212) > > > 2012/6/19 Aniket Mokashi <[email protected]> > > > I am not aware of the difference, can you please elaborate? That would > help > > other users too [+user@pig?]... > > > > Thanks, > > Aniket > > > > On Tue, Jun 19, 2012 at 9:57 PM, Jonathan Coveney <[email protected] > > >wrote: > > > > > I cannot tell you the number of scripts I have had die because of this, > > and > > > the mass confusion it causes. Is there any reason why we can't just > have > > > > > > "thing as alias:type" and "(type)thing as alias" be synonymous? > > > > > > > > > > > -- > > "...:::Aniket:::... Quetzalco@tl" > > >
