Selvaganesan Govindarajan created TRAFODION-3126:
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Summary: Refactored HDFS client implementation should also support
Alluxio file system
Key: TRAFODION-3126
URL: https://issues.apache.org/jira/browse/TRAFODION-3126
Project: Apache Trafodion
Issue Type: Sub-task
Components: sql-exe
Reporter: Selvaganesan Govindarajan
Assignee: Selvaganesan Govindarajan
New implementation returns the following error when Alluxio file system is
involved.
*** ERROR[8447] An error occurred during hdfs access. Error Detail:
SETUP_HDFS_SCAN java.util.concurrent.ExecutionException:
java.lang.UnsupportedOperationException: Byte-buffer read unsupported by input
stream
java.util.concurrent.FutureTask.report(FutureTask.java:122)
java.util.concurrent.FutureTask.get(FutureTask.java:192)
org.trafodion.sql.HDFSClient.trafHdfsReadBuffer(HDFSClient.java:278)
org.trafodion.sql.HdfsScan.trafHdfsRead(HdfsScan.java:201) Caused by
java.lang.UnsupportedOperationException: Byte-buffer read unsupported by input
stream
org.apache.hadoop.fs.FSDataInputStream.read(FSDataInputStream.java:150)
org.trafodion.sql.HDFSClient$HDFSRead.call(HDFSClient.java:172)
java.util.concurrent.FutureTask.run(FutureTask.java:266)
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
java.lang.Thread.run(Thread.java:745)
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