Caused by: java.lang.ClassNotFoundException: com.xxxx.dw.hive.udf.myUDF at java.net.URLClassLoader.findClass(URLClassLoader.java:381) at java.lang.ClassLoader.loadClass(ClassLoader.java:424) at java.lang.ClassLoader.loadClass(ClassLoader.java:357) at java.lang.Class.forName0(Native Method) ...
Describe the bug When add jar file yauaa-hive-6.0-udf.jar in hive and run the example query got the following error. java.lang.NoClassDefFoundError: org/apache/logging/log4j/LogManager after add log4j2 as follows, same error. hive (defau...
or I have tried below command also.create temporary function upper as 'Hive/src/UDF/MyUpper.java'; Both the commands above is giving me error as below:FAILED: Class Hive.src.UDF.MyUpper.java not foundFAILED: Execution Error, return code 1 from org.apache.hadoop.hive.ql.exec.FunctionTaskRe...
(1)继承org.apache.hadoop.hive.ql.exec.UDF (2)需要实现evaluate函数;evaluate函数支持重载; 1. 2. 2,注意事项: (1)UDF必须要有返回类型,可以返回null,但是返回类型不能为void; (2)UDF中常用Text/LongWritable等类型,不推荐使用java类型; 1. 2. 3,代码编写 第一步:创建maven java 工程,导入jar包 <depen...
0.13 版本hive udf udtf大概流程是上传jar包、添加jar、注册函数。 后来发现0.13版本后提供了永久注册函数; 在开发好代码后,按照以前的习惯,jar包、添加jar、注册函数。后来发现可以永久注册函数。就在卸载旧版操作jar 到使用永久注册函数时出现了问题。
Describe the bug Kryo ClassNotFound in Hive UDF Component where the bug happens Core analyzer UDF : Hive Other Environment hive-2.1.1-cdh6.3.1 with hadoop-3.0.0-cdh6.3.1 Description Hive shade Kryo and relocate it to org.apache.hive.com.esotericsoftware.kryo, so it can't load Kryo from...
Hive udf 或者 spark maven打包问题 正常打包maven pom配置如下 <properties><project.build.sourceEncoding>UTF8</project.build.sourceEncoding><hive.version>1.2.1</hive.version></properties><dependencies><!--添加hive依赖--><dependency><groupId>org.apache.hive</groupId><artifactId>hive-exec</artifact...
at com.ibm.biginsights.biga.udf.BIGSQL_DDL.processDDL(BIGSQL_DDL.java:243) 2018-10-16 15:13:49,671 WARN org.apache.hadoop.hive.ql.session.SessionState [Thread-5] : METASTORE_FILTER_HOOK will be ignored, since hive.security.authorization.manager is set to ...
Map operator initialization failed at org.apache.hadoop.hive.ql.exec.ExecMapper.configure(ExecMapper.java:121) ...18more Causedby: java.lang.NoClassDefFoundError: org/codehaus/jackson/JsonFactory at org.apache.hadoop.hive.ql.udf.generic.GenericUDTFJSONTuple.(GenericUDTFJSONTuple.java:56) at sun.re...
apache.hadoop.hive.ql.udf.UDAF getInstance() throws InstantiationException, IllegalAccessException, ClassNotFoundException { return new StringLengthUDAF(); } } 以上就是Hive UDAF开发详解的内容,希望对你有所帮助。借助百度智能云文心快码(Comate),你可以更加高效地编写和优化Hive UDAF,提升数据处理能力。