Haopu Wang created SPARK-21396:
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Summary: Spark Hive Thriftserver doesn't return UDT field
Key: SPARK-21396
URL: https://issues.apache.org/jira/browse/SPARK-21396
Project: Spark
Issue Type: Improvement
Components: SQL
Affects Versions: 2.1.1
Reporter: Haopu Wang
I want to query a table with a MLLib Vector field and get below exception.
Can Spark Hive Thriftserver be enhanced to return UDT field?
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2017-07-13 13:14:25,435 WARN
[org.apache.hive.service.cli.thrift.ThriftCLIService]
(HiveServer2-Handler-Pool: Thread-18537;) Error fetching results:
java.lang.RuntimeException: scala.MatchError:
org.apache.spark.ml.linalg.VectorUDT@3bfc3ba7 (of class
org.apache.spark.ml.linalg.VectorUDT)
at
org.apache.hive.service.cli.session.HiveSessionProxy.invoke(HiveSessionProxy.java:83)
at
org.apache.hive.service.cli.session.HiveSessionProxy.access$000(HiveSessionProxy.java:36)
at
org.apache.hive.service.cli.session.HiveSessionProxy$1.run(HiveSessionProxy.java:63)
at java.security.AccessController.doPrivileged(Native Method)
at javax.security.auth.Subject.doAs(Subject.java:422)
at
org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1556)
at
org.apache.hive.service.cli.session.HiveSessionProxy.invoke(HiveSessionProxy.java:59)
at com.sun.proxy.$Proxy29.fetchResults(Unknown Source)
at
org.apache.hive.service.cli.CLIService.fetchResults(CLIService.java:454)
at
org.apache.hive.service.cli.thrift.ThriftCLIService.FetchResults(ThriftCLIService.java:621)
at
org.apache.hive.service.cli.thrift.TCLIService$Processor$FetchResults.getResult(TCLIService.java:1553)
at
org.apache.hive.service.cli.thrift.TCLIService$Processor$FetchResults.getResult(TCLIService.java:1538)
at org.apache.thrift.ProcessFunction.process(ProcessFunction.java:39)
at org.apache.thrift.TBaseProcessor.process(TBaseProcessor.java:39)
at
org.apache.hive.service.auth.TSetIpAddressProcessor.process(TSetIpAddressProcessor.java:56)
at
org.apache.thrift.server.TThreadPoolServer$WorkerProcess.run(TThreadPoolServer.java:286)
at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
at java.lang.Thread.run(Thread.java:745)
Caused by: scala.MatchError: org.apache.spark.ml.linalg.VectorUDT@3bfc3ba7 (of
class org.apache.spark.ml.linalg.VectorUDT)
at
org.apache.spark.sql.hive.thriftserver.SparkExecuteStatementOperation.addNonNullColumnValue(SparkExecuteStatementOperation.scala:80)
at
org.apache.spark.sql.hive.thriftserver.SparkExecuteStatementOperation.getNextRowSet(SparkExecuteStatementOperation.scala:144)
at
org.apache.hive.service.cli.operation.OperationManager.getOperationNextRowSet(OperationManager.java:220)
at
org.apache.hive.service.cli.session.HiveSessionImpl.fetchResults(HiveSessionImpl.java:685)
at sun.reflect.GeneratedMethodAccessor54.invoke(Unknown Source)
at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at
org.apache.hive.service.cli.session.HiveSessionProxy.invoke(HiveSessionProxy.java:78)
... 18 more
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