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Re: How to apply RDBMS table updates and deletes into Hadoop - Hadoop - [mail # general]
...When hive is running the map-reduce job, how do we handle concurrent update/deletion/insertion ?  On Wed, Jun 9, 2010 at 3:32 PM, atreju  wrote:  ...
   Author: Ted Yu, 2010-06-09, 23:56
Re: the same key in different reducers - Hadoop - [mail # user]
...I think his question was about the output key from reducer.  On Wed, Jun 9, 2010 at 2:40 PM, James Seigel  wrote:  ...
   Author: Ted Yu, 2010-06-09, 21:43
Re: How to create a temporary HDFS file system using Java? - Hadoop - [mail # user]
...We developed some in-house tool to deploy hadoop/hbase to mini cluster and carry performance evaluation on the cluster.  On Wed, Jun 9, 2010 at 8:54 AM, Patrick Angeles wrote:  ...
   Author: Ted Yu, 2010-06-09, 21:29
Re: KeyValueInputFormat Inputformat in showing error "cannot find symbol" - Hadoop - [mail # user]
...See: http://www.mail-archive.com/[EMAIL PROTECTED]/msg03280.html  On Tue, Jun 8, 2010 at 8:00 AM, Jak  wrote:  ...
   Author: Ted Yu, 2010-06-09, 18:29
Re: hadoop-0.20.2 FileOutputFormat - Hadoop - [mail # user]
...Interestingly, http://hadoop.apache.org/common/docs/r0.20.2/api/org/apache/hadoop/mapred/TaskAttemptContext.html shows that all methods of TaskAttemptContext are deprecated.  On Wed, Ju...
   Author: Ted Yu, 2010-06-09, 17:37
Re: Several questions about Hadoop - Hadoop - [mail # user]
...1. If you use org.apache.log4j.Logger, you would be able to observe log messages through http://jobtracker:50060/tasklog?taskid=(attempt_201006052003_0003_m_000001_0&start=-8193)   &nbs...
   Author: Ted Yu, 2010-06-06, 03:47
Re: Cutom partitioner question - Hadoop - [mail # user]
...An empty ctor is needed for your Partitioner class.  On Thu, Jun 3, 2010 at 10:13 AM, Raymond Jennings III <[EMAIL PROTECTED]  ...
   Author: Ted Yu, 2010-06-03, 18:10
Re: AccessControlException when calling copyFromLocalFile() - Hadoop - [mail # user]
...I am currently calling 'dfs -chmod' through ssh before calling copyFromLocalFile(). Just want to seek unified approach.  On Wed, Jun 2, 2010 at 6:49 PM, Hemanth Yamijala  wrote: &n...
   Author: Ted Yu, 2010-06-03, 01:53
upgrading to Cloudera 0.20.2 +228 - Hadoop - [mail # user]
...Hi, We are going to upgrade hadoop in production (currently 0.20.1) to Cloudera 0.20.2 +228  I want to get opinions on upgrade practice from 0.20.1 to Cloudera 0.20.2 +228  Thanks...
   Author: Ted Yu, 2010-06-01, 17:14
Re: configuring hadoop - Hadoop - [mail # user]
...Was NFS involved ? Did the cluster admin mount the NFS with nolocks option ?  On Mon, May 31, 2010 at 8:18 AM, Khaled BEN BAHRI  wrote:  rage.java:527) e.java:505) age(Storage...
   Author: Ted Yu, 2010-05-31, 15:28
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