Re: join string in hive udf

2012-06-27 Thread Nitin Pawar
best way to write a UDF is write few test cases around it with few expected datasets to capture the errors while developing itself rather than in a hive session On Tue, Jun 26, 2012 at 8:06 PM, Jan DolinĂ¡r wrote: > Hi, > > Check the hadoop logs of the failed task. My best guess is that there is

Re: join string in hive udf

2012-06-26 Thread Jan DolinĂ¡r
Hi, Check the hadoop logs of the failed task. My best guess is that there is an uncaught exception thrown somewhere in your code. The logs will tell where and what caused the problem. Best regards, Jan On Tue, Jun 26, 2012 at 4:20 PM, Yue Guan wrote: > Hi, hive users > > I have the following u

join string in hive udf

2012-06-26 Thread Yue Guan
Hi, hive users I have the following udf: package com.name.hadoop.hive.udf; import java.util.Set; import org.apache.commons.lang.StringUtils; import org.apache.hadoop.hive.ql.exec.UDF; import org.apache.hadoop.io.Text; public class MyUDF extends UDF { private Map> aMapping; private f