Github user zzcclp commented on the issue:
https://github.com/apache/carbondata/pull/1025
LGTM, I met the same issue:
java.lang.ClassCastException: java.lang.Integer cannot be cast to
java.lang.Long
at
org.apache.carbondata.processing.sortandgroupby.sortdata.IntermediateFileMerger.writeDataTofile(IntermediateFileMerger.java:347)
at
org.apache.carbondata.processing.sortandgroupby.sortdata.IntermediateFileMerger.call(IntermediateFileMerger.java:112)
at
org.apache.carbondata.processing.sortandgroupby.sortdata.IntermediateFileMerger.call(IntermediateFileMerger.java:1)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
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)
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