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https://issues.apache.org/jira/browse/PIG-382?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Shravan Matthur Narayanamurthy updated PIG-382:
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Attachment: 382.patch
> bincond does not performa implicit cast of parameters
> -----------------------------------------------------
>
> Key: PIG-382
> URL: https://issues.apache.org/jira/browse/PIG-382
> Project: Pig
> Issue Type: Bug
> Affects Versions: types_branch
> Reporter: Olga Natkovich
> Assignee: Shravan Matthur Narayanamurthy
> Priority: Critical
> Fix For: types_branch
>
> Attachments: 382.patch
>
>
> The following script
> grunt> A = load 'foo' as (name, age, gpa);
> grunt> B = foreach A generate ((name matches 'bob') ? name : '');
> grunt> dump B;
> produces error below. Also, I am not sure why the error is not produce after
> just the second line. You need dump to see the error
> 2008-08-18 13:18:37,442 [main] WARN org.apache.pig.PigServer - bytearray is
> implicitly casted to chararray under LORegexp Operator
> 2008-08-18 13:18:37,442 [main] ERROR org.apache.pig.PigServer - Two inputs of
> BinCond do not have compatible types
> 2008-08-18 13:18:37,442 [main] ERROR org.apache.pig.PigServer - Problem
> resolving LOForEach schema Two inputs of BinCond do not have compatible types
> 2008-08-18 13:18:37,442 [main] ERROR org.apache.pig.PigServer - Severe
> problem found during validation
> org.apache.pig.impl.plan.PlanValidationException: An unexpected exception
> caused the validation to stop
> 2008-08-18 13:18:37,447 [main] ERROR org.apache.pig.tools.grunt.GruntParser -
> java.io.IOException: Unable to open iterator for alias: B [Two inputs of
> BinCond do not have compatible typesProblem resolving LOForEach schema Two
> inputs of BinCond do not have compatible typesSevere problem found during
> validation org.apache.pig.impl.plan.PlanValidationException: An unexpected
> exception caused the validation to stop]
> at org.apache.pig.PigServer.compileLp(PigServer.java:582)
> at org.apache.pig.PigServer.execute(PigServer.java:516)
> at org.apache.pig.PigServer.openIterator(PigServer.java:310)
> at
> org.apache.pig.tools.grunt.GruntParser.processDump(GruntParser.java:258)
> at
> org.apache.pig.tools.pigscript.parser.PigScriptParser.parse(PigScriptParser.java:175)
> at
> org.apache.pig.tools.grunt.GruntParser.parseContOnError(GruntParser.java:92)
> at org.apache.pig.tools.grunt.Grunt.run(Grunt.java:58)
> at org.apache.pig.Main.main(Main.java:278)
> Caused by: org.apache.pig.backend.executionengine.ExecException: Two inputs
> of BinCond do not have compatible typesProblem resolving LOForEach schema Two
> inputs of BinCond do not have compatible typesSevere problem found during
> validation org.apache.pig.impl.plan.PlanValidationException: An unexpected
> exception caused the validation to stop
> ... 8 more
> Caused by: org.apache.pig.impl.plan.PlanValidationException: An unexpected
> exception caused the validation to stop
> at
> org.apache.pig.impl.plan.PlanValidator.validateSkipCollectException(PlanValidator.java:104)
> at
> org.apache.pig.impl.logicalLayer.validators.TypeCheckingValidator.validate(TypeCheckingValidator.java:40)
> at
> org.apache.pig.impl.logicalLayer.validators.TypeCheckingValidator.validate(TypeCheckingValidator.java:30)
> at
> org.apache.pig.impl.logicalLayer.validators.LogicalPlanValidationExecutor.validate(LogicalPlanValidationExecutor.java:79)
> at org.apache.pig.PigServer.compileLp(PigServer.java:549)
> ... 7 more
> Caused by: org.apache.pig.impl.plan.VisitorException: Problem resolving
> LOForEach schema Two inputs of BinCond do not have compatible types
> at
> org.apache.pig.impl.logicalLayer.validators.TypeCheckingVisitor.visit(TypeCheckingVisitor.java:2251)
> at org.apache.pig.impl.logicalLayer.LOForEach.visit(LOForEach.java:88)
> at org.apache.pig.impl.logicalLayer.LOForEach.visit(LOForEach.java:37)
> at
> org.apache.pig.impl.plan.DependencyOrderWalker.walk(DependencyOrderWalker.java:68)
> at org.apache.pig.impl.plan.PlanVisitor.visit(PlanVisitor.java:51)
> at
> org.apache.pig.impl.plan.PlanValidator.validateSkipCollectException(PlanValidator.java:101)
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