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https://issues.apache.org/jira/browse/HIVE-7591?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Chao updated HIVE-7591:
-----------------------
Status: Patch Available (was: Open)
> GenMapRedUtils::addStatsTask only assumes either MapredWork or TezWork
> ----------------------------------------------------------------------
>
> Key: HIVE-7591
> URL: https://issues.apache.org/jira/browse/HIVE-7591
> Project: Hive
> Issue Type: Bug
> Components: Spark
> Reporter: Chao
> Attachments: HIVE-7591-spark.patch
>
>
> When running queries, I got exception like this:
> FAILED: ClassCastException org.apache.hadoop.hive.ql.plan.SparkWork cannot be
> cast to org.apache.hadoop.hive.ql.plan.TezWork
> 14/07/31 15:08:53 ERROR ql.Driver: FAILED: ClassCastException
> org.apache.hadoop.hive.ql.plan.SparkWork cannot be cast to
> org.apache.hadoop.hive.ql.plan.TezWork
> java.lang.ClassCastException: org.apache.hadoop.hive.ql.plan.SparkWork cannot
> be cast to org.apache.hadoop.hive.ql.plan.TezWork
> at
> org.apache.hadoop.hive.ql.optimizer.GenMapRedUtils.addStatsTask(GenMapRedUtils.java:1419)
> at
> org.apache.hadoop.hive.ql.optimizer.GenMapRedUtils.isMergeRequired(GenMapRedUtils.java:1645)
> at
> org.apache.hadoop.hive.ql.parse.spark.GenSparkUtils.processFileSink(GenSparkUtils.java:313)
> at
> org.apache.hadoop.hive.ql.parse.spark.SparkCompiler.generateTaskTree(SparkCompiler.java:180)
> at
> org.apache.hadoop.hive.ql.parse.TaskCompiler.compile(TaskCompiler.java:199)
> at
> org.apache.hadoop.hive.ql.parse.SemanticAnalyzer.analyzeInternal(SemanticAnalyzer.java:9514)
> at
> org.apache.hadoop.hive.ql.parse.BaseSemanticAnalyzer.analyze(BaseSemanticAnalyzer.java:207)
> at
> org.apache.hadoop.hive.ql.parse.ExplainSemanticAnalyzer.analyzeInternal(ExplainSemanticAnalyzer.java:74)
> at
> org.apache.hadoop.hive.ql.parse.BaseSemanticAnalyzer.analyze(BaseSemanticAnalyzer.java:207)
> at org.apache.hadoop.hive.ql.Driver.compile(Driver.java:413)
> at org.apache.hadoop.hive.ql.Driver.compile(Driver.java:309)
> at org.apache.hadoop.hive.ql.Driver.compileInternal(Driver.java:984)
> at org.apache.hadoop.hive.ql.Driver.runInternal(Driver.java:1049)
> at org.apache.hadoop.hive.ql.Driver.run(Driver.java:921)
> at org.apache.hadoop.hive.ql.Driver.run(Driver.java:911)
> at
> org.apache.hadoop.hive.cli.CliDriver.processLocalCmd(CliDriver.java:265)
> at org.apache.hadoop.hive.cli.CliDriver.processCmd(CliDriver.java:217)
> at org.apache.hadoop.hive.cli.CliDriver.processLine(CliDriver.java:427)
> at
> org.apache.hadoop.hive.cli.CliDriver.executeDriver(CliDriver.java:800)
> at org.apache.hadoop.hive.cli.CliDriver.run(CliDriver.java:694)
> at org.apache.hadoop.hive.cli.CliDriver.main(CliDriver.java:633)
> 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.main(RunJar.java:212)
> Apparently, GenMapRedUtils::addStatsTask only assumes either MapredWork or
> TezWork, and since we are introducing SparkWork, this need to be fixed.
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