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From amaya382 <...@git.apache.org>
Subject [GitHub] incubator-hivemall issue #95: [HIVEMALL-119] Fix type cast issues in XGBoost...
Date Thu, 06 Jul 2017 01:45:10 GMT
Github user amaya382 commented on the issue:

    https://github.com/apache/incubator-hivemall/pull/95
  
    @myui this is it
    
    ```
    select train_xgboost_classifier(features, case when label = 'Iris-setosa' then 1.0 else
0.0 end) from iris_scaled;
    OK
    org.apache.hadoop.hive.ql.metadata.HiveException: MapredContext is not set
            at hivemall.xgboost.XGBoostUDTF.close(XGBoostUDTF.java:333)
            at org.apache.hadoop.hive.ql.exec.UDTFOperator.closeOp(UDTFOperator.java:152)
            at org.apache.hadoop.hive.ql.exec.Operator.close(Operator.java:683)
            at org.apache.hadoop.hive.ql.exec.Operator.close(Operator.java:697)
            at org.apache.hadoop.hive.ql.exec.Operator.close(Operator.java:697)
            at org.apache.hadoop.hive.ql.exec.FetchOperator.closeOperator(FetchOperator.java:552)
            at org.apache.hadoop.hive.ql.exec.FetchTask.fetch(FetchTask.java:152)
            at org.apache.hadoop.hive.ql.Driver.getResults(Driver.java:2098)
            at org.apache.hadoop.hive.cli.CliDriver.processLocalCmd(CliDriver.java:252)
            at org.apache.hadoop.hive.cli.CliDriver.processCmd(CliDriver.java:183)
            at org.apache.hadoop.hive.cli.CliDriver.processLine(CliDriver.java:399)
            at org.apache.hadoop.hive.cli.CliDriver.executeDriver(CliDriver.java:776)
            at org.apache.hadoop.hive.cli.CliDriver.run(CliDriver.java:714)
            at org.apache.hadoop.hive.cli.CliDriver.main(CliDriver.java:641)
            at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
            at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
            at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
            at java.lang.reflect.Method.invoke(Method.java:606)
            at org.apache.hadoop.util.RunJar.run(RunJar.java:221)
            at org.apache.hadoop.util.RunJar.main(RunJar.java:136)
    org.apache.hadoop.hive.ql.metadata.HiveException: MapredContext is not set
            at hivemall.xgboost.XGBoostUDTF.close(XGBoostUDTF.java:333)
            at org.apache.hadoop.hive.ql.exec.UDTFOperator.closeOp(UDTFOperator.java:152)
            at org.apache.hadoop.hive.ql.exec.Operator.close(Operator.java:683)
            at org.apache.hadoop.hive.ql.exec.Operator.close(Operator.java:697)
            at org.apache.hadoop.hive.ql.exec.Operator.close(Operator.java:697)
            at org.apache.hadoop.hive.ql.exec.FetchOperator.closeOperator(FetchOperator.java:552)
            at org.apache.hadoop.hive.ql.exec.FetchTask.fetch(FetchTask.java:152)
            at org.apache.hadoop.hive.ql.Driver.getResults(Driver.java:2098)
            at org.apache.hadoop.hive.cli.CliDriver.processLocalCmd(CliDriver.java:252)
            at org.apache.hadoop.hive.cli.CliDriver.processCmd(CliDriver.java:183)
            at org.apache.hadoop.hive.cli.CliDriver.processLine(CliDriver.java:399)
            at org.apache.hadoop.hive.cli.CliDriver.executeDriver(CliDriver.java:776)
            at org.apache.hadoop.hive.cli.CliDriver.run(CliDriver.java:714)
            at org.apache.hadoop.hive.cli.CliDriver.main(CliDriver.java:641)
            at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
            at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
            at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
            at java.lang.reflect.Method.invoke(Method.java:606)
            at org.apache.hadoop.util.RunJar.run(RunJar.java:221)
            at org.apache.hadoop.util.RunJar.main(RunJar.java:136)
    Failed with exception java.io.IOException:org.apache.hadoop.hive.ql.metadata.HiveException:
MapredContext is not set
    ```


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