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Posted to issues@impala.apache.org by "Quanlong Huang (Jira)" <ji...@apache.org> on 2022/09/27 03:02:00 UTC

[jira] [Resolved] (IMPALA-11528) hive-exec.pom doesn't include UDAF class

     [ https://issues.apache.org/jira/browse/IMPALA-11528?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Quanlong Huang resolved IMPALA-11528.
-------------------------------------
    Fix Version/s: Impala 4.2.0
                   Impala 4.1.1
       Resolution: Fixed

Resolving this. Thank [~scarlin] !

> hive-exec.pom doesn't include UDAF class
> ----------------------------------------
>
>                 Key: IMPALA-11528
>                 URL: https://issues.apache.org/jira/browse/IMPALA-11528
>             Project: IMPALA
>          Issue Type: Bug
>          Components: Catalog
>    Affects Versions: Impala 4.1.0
>            Reporter: Gabor Kaszab
>            Assignee: Steve Carlin
>            Priority: Major
>             Fix For: Impala 4.2.0, Impala 4.1.1
>
>
> For hive-exec we load "*UDF*" that excludes the UDAF class:
> https://github.com/apache/impala/blob/master/java/shaded-deps/hive-exec/pom.xml#L102
> As a result when a UDAF is being loaded to catalog we get a NoClassDefFoundException.
> {code:java}
> I0819 09:20:07.777845     1 HiveUdfLoader.java:63] Loading UDF 'eu.radoop.datahandler.hive.udf.GenericUDAFCorrelationMatrix' from file:/tmp/e5a348f5-753a-485a-b37d-2a1420b09df7.jar
> I0819 09:20:07.780457     1 MetastoreEventsProcessor.java:700] Metastore event processing restarted. Last synced event id was updated from 902310 to 902310
> I0819 09:20:07.780704     1 jni-util.cc:286] java.lang.NoClassDefFoundError: org/apache/hadoop/hive/ql/exec/UDAF
> 	at org.apache.hadoop.hive.ql.exec.FunctionUtils.getUDFClassType(FunctionUtils.java:157)
> 	at org.apache.impala.hive.executor.HiveUdfLoader.<init>(HiveUdfLoader.java:68)
> 	at org.apache.impala.hive.executor.HiveUdfLoader.createWithLocalPath(HiveUdfLoader.java:155)
> 	at org.apache.impala.hive.executor.HiveJavaFunctionFactoryImpl.create(HiveJavaFunctionFactoryImpl.java:47)
> 	at org.apache.impala.hive.executor.HiveJavaFunctionFactoryImpl.create(HiveJavaFunctionFactoryImpl.java:67)
> 	at org.apache.impala.catalog.CatalogServiceCatalog.loadJavaFunctions(CatalogServiceCatalog.java:1756)
> 	at org.apache.impala.catalog.CatalogServiceCatalog.invalidateDb(CatalogServiceCatalog.java:1862)
> 	at org.apache.impala.catalog.CatalogServiceCatalog.reset(CatalogServiceCatalog.java:1994)
> 	at org.apache.impala.service.JniCatalog.<init>(JniCatalog.java:166)
> Caused by: java.lang.ClassNotFoundException: org.apache.hadoop.hive.ql.exec.UDAF
> 	at java.net.URLClassLoader.findClass(URLClassLoader.java:387)
> 	at java.lang.ClassLoader.loadClass(ClassLoader.java:418)
> 	at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:352)
> 	at java.lang.ClassLoader.loadClass(ClassLoader.java:351)
> 	... 9 more
> I0819 09:20:07.780738     1 status.cc:129] NoClassDefFoundError: org/apache/hadoop/hive/ql/exec/UDAF
> CAUSED BY: ClassNotFoundException: org.apache.hadoop.hive.ql.exec.UDAF
>     @           0xd99193
>     @          0x162f6d9
>     @           0xd5f447
>     @           0xd2ba46
>     @           0xc85b28
>     @           0xbd6fd0
>     @     0x7ff4f9bf7554
>     @           0xc7ba86
> E0819 09:20:07.781023     1 catalog.cc:87] NoClassDefFoundError: org/apache/hadoop/hive/ql/exec/UDAF
> CAUSED BY: ClassNotFoundException: org.apache.hadoop.hive.ql.exec.UDAF
> . Impalad exiting.
> {code}
> In Impla 3.4 we handled this exception gracefully but apaprently in 4.1 Catalog gets terminated by this.



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