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https://issues.apache.org/jira/browse/PIG-3772?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Daniel Dai updated PIG-3772:
----------------------------
Fix Version/s: (was: 0.14.0)
0.15.0
> Syntax error when casting an inner schema of a bag and line break involved
> --------------------------------------------------------------------------
>
> Key: PIG-3772
> URL: https://issues.apache.org/jira/browse/PIG-3772
> Project: Pig
> Issue Type: Bug
> Affects Versions: 0.11.1
> Reporter: Haishan Liu
> Assignee: Sergey Svinarchuk
> Fix For: 0.15.0
>
> Attachments: PIG-3772-2.patch, PIG-3772-3.patch, PIG-3772.patch
>
>
> Hi,
> The following script fails with syntax error
> {code}
> A = load 'data' as (a:{(x:chararray, y:float)}, b:chararray);
> B = foreach A generate
> b,
> (bag{tuple(long)}) a.x as ax:{(x:long)};
> {code}
> where the cast statement is on its own line.
> The script fails with the following exception:
> {code}
> 19-02-2014 17:30:22 PST bug_script ERROR -
> org.apache.pig.impl.logicalLayer.FrontendException: ERROR 1000: Error during
> parsing. Syntax error, unexpected symbol at or near 'bag'
> 19-02-2014 17:30:22 PST bug_script ERROR - at
> org.apache.pig.PigServer$Graph.parseQuery(PigServer.java:1607)
> 19-02-2014 17:30:22 PST bug_script ERROR - at
> org.apache.pig.PigServer$Graph.registerQuery(PigServer.java:1546)
> 19-02-2014 17:30:22 PST bug_script ERROR - at
> org.apache.pig.PigServer.registerQuery(PigServer.java:516)
> 19-02-2014 17:30:22 PST bug_script ERROR - at
> org.apache.pig.tools.grunt.GruntParser.processPig(GruntParser.java:988)
> 19-02-2014 17:30:22 PST bug_script ERROR - at
> org.apache.pig.tools.pigscript.parser.PigScriptParser.parse(PigScriptParser.java:412)
> 19-02-2014 17:30:22 PST bug_script ERROR - at
> org.apache.pig.tools.grunt.GruntParser.parseStopOnError(GruntParser.java:194)
> 19-02-2014 17:30:22 PST bug_script ERROR - at
> org.apache.pig.tools.grunt.GruntParser.parseStopOnError(GruntParser.java:170)
> 19-02-2014 17:30:22 PST bug_script ERROR - at
> org.apache.pig.tools.grunt.Grunt.exec(Grunt.java:84)
> 19-02-2014 17:30:22 PST bug_script ERROR - at
> org.apache.pig.Main.run(Main.java:604)
> 19-02-2014 17:30:22 PST bug_script ERROR - at
> org.apache.pig.PigRunner.run(PigRunner.java:49)
> 19-02-2014 17:30:22 PST bug_script ERROR - at
> azkaban.jobtype.HadoopSecurePigWrapper.runPigJob(HadoopSecurePigWrapper.java:116)
> 19-02-2014 17:30:22 PST bug_script ERROR - at
> azkaban.jobtype.HadoopSecurePigWrapper$1.run(HadoopSecurePigWrapper.java:106)
> 19-02-2014 17:30:22 PST bug_script ERROR - at
> azkaban.jobtype.HadoopSecurePigWrapper$1.run(HadoopSecurePigWrapper.java:103)
> 19-02-2014 17:30:22 PST bug_script ERROR - at
> java.security.AccessController.doPrivileged(Native Method)
> 19-02-2014 17:30:22 PST bug_script ERROR - at
> javax.security.auth.Subject.doAs(Subject.java:396)
> 19-02-2014 17:30:22 PST bug_script ERROR - at
> org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1190)
> 19-02-2014 17:30:22 PST bug_script ERROR - at
> azkaban.jobtype.HadoopSecurePigWrapper.main(HadoopSecurePigWrapper.java:103)
> 19-02-2014 17:30:22 PST bug_script ERROR - Caused by: Failed to parse:
> Syntax error, unexpected symbol at or near 'bag'
> 19-02-2014 17:30:22 PST bug_script ERROR - at
> org.apache.pig.parser.QueryParserDriver.parse(QueryParserDriver.java:235)
> 19-02-2014 17:30:22 PST bug_script ERROR - at
> org.apache.pig.parser.QueryParserDriver.parse(QueryParserDriver.java:177)
> 19-02-2014 17:30:22 PST bug_script ERROR - at
> org.apache.pig.PigServer$Graph.parseQuery(PigServer.java:1599)
> 19-02-2014 17:30:22 PST bug_script ERROR - ... 16 more
> {code}
> The script succeeds if the foreach statement is written in one line:
> {code}
> B = foreach A generate b, (bag{tuple(long)}) a.x as ax:{(x:long)};
> {code}
> This problem happens only in batch mode.
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