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  1. Pig
  2. PIG-382

bincond does not performa implicit cast of parameters

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Details

    • Bug
    • Status: Closed
    • Critical
    • Resolution: Fixed
    • 0.2.0
    • 0.2.0
    • None
    • None

    Description

      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)

      Attachments

        1. 382.patch
          3 kB
          Shravan Matthur Narayanamurthy

        Activity

          People

            shravanmn Shravan Matthur Narayanamurthy
            olgan Olga Natkovich
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            Dates

              Created:
              Updated:
              Resolved: