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[PIG-3144] Erroneous map entry alias resolution leading to "Duplicate schema alias" errors - Pig - [issue]
...The following code illustrates a problem concerning alias resolution in pig The schema of D2 will incorrectly be described as containing two "age" fields. And the last step in the following ...
http://issues.apache.org/jira/browse/PIG-3144    Author: Kai Londenberg, 2013-10-18, 21:28
[PIG-3212] Race Conditions in POSort and (Internal)SortedBag during Proactive Spill. - Pig - [issue]
...The following bug exists in the latest release of Pig 0.11.0While running some large jobs involving groups and sorts like these:events_by_user = GROUP events BY user_id;sorted_events_by_user...
http://issues.apache.org/jira/browse/PIG-3212    Author: Kai Londenberg, 2013-09-18, 15:45
Re: Function To Compute Product of Values in Bag - Pig - [mail # dev]
...Hi,  Just a hint: It's usually better to work with log probabilites and sum over them, than to work with raw probabilities and to use multiplication. You might easily run into numerical...
   Author: Kai Londenberg, 2013-05-03, 18:42
[PIG-3194] Changes to ObjectSerializer.java break compatibility with Hadoop 0.20.2 - Pig - [issue]
...The changes to ObjectSerializer.java in the following commithttp://svn.apache.org/viewvc?view=revision&revision=1403934 break compatibility with Hadoop 0.20.2 Clusters.The reason is, tha...
http://issues.apache.org/jira/browse/PIG-3194    Author: Kai Londenberg, 2013-04-02, 16:54
[expand - 1 more] - Re: pig 0.11 candidate 2 feedback: Several problems - Pig - [mail # dev]
...Hi,  I stronly agree with Jonathan here. If there are good reasons why you can't support an older version of Hadoop any more, that's one thing. But having to change 2 lines of code does...
   Author: Kai Londenberg, 2013-02-20, 09:51
[PIG-3195] Race Condition in PhysicalOperator leads to ExecException "Error while trying to get next result in POStream" - Pig - [issue]
...PhysicalOperator.java contains a race condition that seems to occur in jobs involving a STREAM Operation. What seems to happen, is that the "inputs" List of PhysicalOperator is set to null i...
http://issues.apache.org/jira/browse/PIG-3195    Author: Kai Londenberg, 2013-02-18, 10:17
New or old Map/Reduce API ? - Hadoop - [mail # user]
...Hi ..  I'm currently trying to get information for a decision on which version of  the Map/Reduce API to use for our Map/Reduce Jobs.  We have existing (produ ction) code that...
   Author: Kai Londenberg, 2010-02-23, 15:00
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