Apache Linkis builds a computation middleware layer to facilitate connection, governance and orchestration between the upper applications and the underlying data engines.
AccessError: tried to access method com.google.common.collect.Iterators.emptyIterator() Lcom/google/common/collect/UnmodifiableIterator; from class org.apache.hadoop.hive.ql.exec.FetchOperator
at org.apache.hadoop.hive.ql.exec.FetchOperator.(FetchOperator.java:108) ~[hive-exec-2.1.1-cdh6.1.0.jar:2.1.1-cdh6.1.0]
at org.apache.hadoop.hive.ql.exec.FetchTask.initialize(FetchTask.java:86) ~[hive-exec-2.1.1-cdh6.1.0.jar:2.1.1-cdh6.1.0]
at org.apache.hadoop.hive.ql.
.compile(Driver.java:629) ~[hive-exec-2.1.1-cdh6.1.0.jar:2.1.1-cdh6.1.0]
at org.apache.hadoop.hive.ql.Driver.compileInternal(Driver.java:1414) ~[hive-exec-2.1.1-cdh6.1.0.jar:2.1.1-cdh6.1.0]
at org.apache.hadoop.hive.ql.Driver.runInternal(Driver.java:1543) ~[hive-exec-2.1.1-cdh6.1.0.jar:2.1.1-cdh6.1.0]
at org.apache.hadoop.hive.ql.Driver.run(Driver.java:1332) ~[hive-exec-2.1.1-cdh6.1.0.jar:2.1.1-cdh6.1.0]
at org.apache.hadoop.hive.ql.Driver.run(Driver.java:1321) ~[hive-exec-2.1.1-cdh6.1.0.jar:2.1.1-cdh6.1.0]
at com.webank.wedatasphere.linkis.engineplugin.hive.executor.HiveEngineConnExecutor$$anon$1.run(HiveEngineConnExecutor.scala:152) [linkis-engineplugin-hive-dev-1.0.0.jar:?]
at com.webank.wedatasphere.linkis.engineplugin.hive.executor.HiveEngineConnExecutor$$anon$1.run(HiveEngineConnExecutor.scala:126) [linkis-engineplugin-hive-dev-1.0.0.jar:?]
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Linkis Component
linkis-commons
What happened + What you expected to happen
When the hive engine is executed, the following error Lcom/google/common/collect/UnmodifiableIterator is reported:
Relevent platform
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Reproduction script
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Anything else
This question comes from the QA documentation of the Linkis community QA Link:https://docs.qq.com/doc/DSGZhdnpMV3lTUUxq
Are you willing to submit a PR?