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https://issues.apache.org/jira/browse/PIG-1341?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Richard Ding updated PIG-1341:
------------------------------
Summary: BinStorage cannot convert DataByteArray to Chararray and results
in FIELD_DISCARDED_TYPE_CONVERSION_FAILED (was: Cannot convert DataByeArray to
Chararray and results in FIELD_DISCARDED_TYPE_CONVERSION_FAILED)
> BinStorage cannot convert DataByteArray to Chararray and results in
> FIELD_DISCARDED_TYPE_CONVERSION_FAILED
> ----------------------------------------------------------------------------------------------------------
>
> Key: PIG-1341
> URL: https://issues.apache.org/jira/browse/PIG-1341
> Project: Pig
> Issue Type: Bug
> Components: impl
> Affects Versions: 0.6.0
> Reporter: Viraj Bhat
> Assignee: Richard Ding
> Fix For: 0.7.0
>
>
> Script reads in BinStorage data and tries to convert a column which is in
> DataByteArray to Chararray.
> {code}
> raw = load 'sampledata' using BinStorage() as (col1,col2, col3);
> --filter out null columns
> A = filter raw by col1#'bcookie' is not null;
> B = foreach A generate col1#'bcookie' as reqcolumn;
> describe B;
> --B: {regcolumn: bytearray}
> X = limit B 5;
> dump X;
> B = foreach A generate (chararray)col1#'bcookie' as convertedcol;
> describe B;
> --B: {convertedcol: chararray}
> X = limit B 5;
> dump X;
> {code}
> The first dump produces:
> (36co9b55onr8s)
> (36co9b55onr8s)
> (36hilul5oo1q1)
> (36hilul5oo1q1)
> (36l4cj15ooa8a)
> The second dump produces:
> ()
> ()
> ()
> ()
> ()
> It also throws an error message: FIELD_DISCARDED_TYPE_CONVERSION_FAILED 5
> time(s).
> Viraj
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