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[SQOOP-1272] Support importing mainframe sequential datasets - Sqoop - [issue]
...There is a growing need to move data from mainframe to HDFS.  This Jira proposes to enhance Sqoop to support moving a set of sequential mainframe datasets to HDFS.  The attached do...
http://issues.apache.org/jira/browse/SQOOP-1272    Author: Mariappan Asokan, 2014-08-27, 20:42
[TEZ-1148] Exception thrown when old MapRunnable implementation is specified for a MapProcessor vertex - Tez - [issue]
...When a MapProcessor vertex was configured with an implementation of MapRunnable, following exception was thrown:Exception in thread "main" java.io.IOException: mapreduce.job.inputformat.clas...
http://issues.apache.org/jira/browse/TEZ-1148    Author: Mariappan Asokan, 2014-06-16, 21:07
[TEZ-67] Implement HashingMapOutput on the map side - Tez - [issue]
http://issues.apache.org/jira/browse/TEZ-67    Author: Mariappan Asokan, 2013-08-14, 00:22
[MAPREDUCE-5455] Support FixedLengthOutputFormat - MapReduce - [issue]
...This is a complement to MAPREDUCE-1176 to support fixed length records on output....
http://issues.apache.org/jira/browse/MAPREDUCE-5455    Author: Mariappan Asokan, 2013-08-12, 16:41
[HDFS-2461] Support HDFS file name globbing in libhdfs - HDFS - [issue]
...This is to enhance the C API in libhdfs to support HDFS file name globbing.  The proposal is to keep the new API simple and return a list of matched HDFS path names.  Callers can u...
http://issues.apache.org/jira/browse/HDFS-2461    Author: Mariappan Asokan, 2013-07-12, 23:48
[HADOOP-8444] Fix the tests FSMainOperationsBaseTest.java and F ileContextMainOperationsBaseTest.java to avoid potential test failure - Hadoop - [issue]
...The above mentioned tests have a path filter to filter file names that contain either the string "x" or "X".  The filter contains the following if statement:if(file.getName().contains("...
http://issues.apache.org/jira/browse/HADOOP-8444    Author: Mariappan Asokan, 2013-06-16, 19:53
[TEZ-3] Pick up bug fixes in MergeManager related classes that went in Apache Hadoop - Tez - [issue]
http://issues.apache.org/jira/browse/TEZ-3    Author: Mariappan Asokan, 2013-04-23, 22:40
[TEZ-70] Implement ShuffleHashGroupInput on the reduce side - Tez - [issue]
http://issues.apache.org/jira/browse/TEZ-70    Author: Mariappan Asokan, 2013-04-22, 20:22
Re: MapTask.java -sort part - MapReduce - [mail # dev]
...Hi Samaneh,     Please take a look at the patch for MAPREDUCE-4807.  It allows one  to plug in an external sort implementation in the map phase. There is a  test Tes...
   Author: Mariappan Asokan, 2013-04-21, 12:32
[MAPREDUCE-5034] Class cast exception in MergeManagerImpl.java - MapReduce - [issue]
...When reduce side merge spills to disk, the following exception was thrown:org.apache.hadoop.mapreduce.task.reduce.MergeManagerImpl$CompressAwarePath cannot be cast to java.lang.Comparable at...
http://issues.apache.org/jira/browse/MAPREDUCE-5034    Author: Mariappan Asokan, 2013-02-26, 23:37
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