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https://issues.apache.org/jira/browse/PIG-731?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Viraj Bhat updated PIG-731:
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    Attachment: semicolonerr.pig
                CONCATSEP.jar

Pig script and jar file for testing the script

> Passing semicolon as a parameter in UDF causes parser error 
> ------------------------------------------------------------
>
>                 Key: PIG-731
>                 URL: https://issues.apache.org/jira/browse/PIG-731
>             Project: Pig
>          Issue Type: Bug
>          Components: grunt
>    Affects Versions: 1.0.1
>            Reporter: Viraj Bhat
>             Fix For: 1.0.1
>
>         Attachments: CONCATSEP.jar, semicolonerr.pig
>
>
> Pig script, which uses a UDF  loads in 3 chararray columns, and then 
> concatenates columns 2 and 3 using a semicolon.
> {code}
> register CONCATSEP.jar;
> A = LOAD 'someinput/*' USING PigStorage(';') as 
> (col1:chararray,col2:chararray,col3:chararray);
> B = FOREACH A GENERATE col1, string.CONCATSEP(';',col2,col3) as newcol;
> STORE B INTO 'someoutput' USING PigStorage(';');
> {code}
> The following script causes an error during the parsing stage due to the 
> semicolon present in the UDF.
> =================================================================================
> 2009-03-24 15:50:56,454 [main] ERROR org.apache.pig.tools.grunt.Grunt - ERROR 
> 1000: Error during parsing. Lexical error at line 3, column 49.  Encountered: 
> <EOF> after : "\';"
> Details at logfile: /homes/viraj/pig-svn/trunk/pig_1237935055635.log
> =================================================================================
> There is no workaround for the same, expect to hardcode this in the UDF.

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