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https://issues.apache.org/jira/browse/KYLIN-4244?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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nichunen updated KYLIN-4244:
----------------------------
Fix Version/s: v2.6.5
> ClassNotFoundException while use
> org.apache.kylin.engine.mr.common.CubeStatsReader in bash
> ------------------------------------------------------------------------------------------
>
> Key: KYLIN-4244
> URL: https://issues.apache.org/jira/browse/KYLIN-4244
> Project: Kylin
> Issue Type: Bug
> Reporter: ZhouKang
> Assignee: ZhouKang
> Priority: Minor
> Fix For: v3.0.0, v2.6.5
>
>
> use org.apache.kylin.engine.mr.common.CubeStatsReader to print estimated size
> for cube
>
> {code:java}
> // code placeholder
> bash ./kylin.sh org.apache.kylin.engine.mr.common.CubeStatsReader {cube_name}
> {code}
> get an Exception
> {code:java}
> // code placeholder
> Exception in thread "main" java.lang.NoClassDefFoundError:
> com/tdunning/math/stats/TDigest
> at
> org.apache.kylin.measure.percentile.PercentileSerializer.current(PercentileSerializer.java:62)
> at
> org.apache.kylin.measure.percentile.PercentileSerializer.getStorageBytesEstimate(PercentileSerializer.java:52)
> at
> org.apache.kylin.metadata.datatype.DataType.getStorageBytesEstimate(DataType.java:256)
> at
> org.apache.kylin.engine.mr.common.CubeStatsReader.estimateCuboidStorageSize(CubeStatsReader.java:251)
> at
> org.apache.kylin.engine.mr.common.CubeStatsReader.getCuboidSizeMapFromRowCount(CubeStatsReader.java:211)
> at
> org.apache.kylin.engine.mr.common.CubeStatsReader.getCuboidSizeMap(CubeStatsReader.java:170)
> at
> org.apache.kylin.engine.mr.common.CubeStatsReader.print(CubeStatsReader.java:273)
> at
> org.apache.kylin.engine.mr.common.CubeStatsReader.main(CubeStatsReader.java:435)
> Caused by: java.lang.ClassNotFoundException: com.tdunning.math.stats.TDigest
> at java.net.URLClassLoader.findClass(URLClassLoader.java:382)
> at java.lang.ClassLoader.loadClass(ClassLoader.java:424)
> at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:349)
> at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
> ... 8 more
> {code}
>
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