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Hive job not distributing - Hive - [mail # user]
...I have a job that has lots of tiny map tasks that finish very fast (I think my max time was 9 seconds) I understand that I should change my input to avoid that... and it's difficult because ...
   Author: John Omernik, 2012-09-01, 20:25
Force number of records per map task - Hive - [mail # user]
...This is going to sound very odd, but I am hoping to use a transform script in such a way that I pass a filepath to the transform script, to which it reads the file and produces a bunch of ro...
   Author: John Omernik, 2012-08-31, 12:13
Re: Join with OR condition in hive - Hive - [mail # user]
...How do you join two tables that aren't represented in both sides of the =?  Can you describe a bit more of what you are trying to get out of the data? I am having a hard time wrapping m...
   Author: John Omernik, 2012-08-29, 21:49
Troubles with Heap Space Issues on Insert - Hive - [mail # user]
...I am running some data that isn't huge persay, but I performing processing on it to get into my final table (RCFile).  One of the challenges is that it comes in large blocks of data, fo...
   Author: John Omernik, 2012-08-29, 18:18
Hive 0.9 and Indexing - Hive - [mail # user]
...I am playing with Hive indexing and a little discouraged by the gap between the potential seen and the amount of documentation around indexing. I am running Hive 0.9 and started playing with...
   Author: John Omernik, 2012-07-26, 14:39
Re: Searching for a string off a group by query - Hive - [mail # user]
...Then I think the array_contains is your best bet.  See my example query below.  I used a subquery (always handy) also I replaced count(activityID) in your SQL with count(1)  T...
   Author: John Omernik, 2012-07-17, 13:01
Re: Anything wrong with this query? - Hive - [mail # user]
...The LEFT and the RIGHT JOIN is invalid, you need  LEFT OUTER JOIN or RIGHT OUTER JOIN or just JOIN (no INNER JOIN)    On Fri, Jul 13, 2012 at 11:06 AM, Raihan Jamal wrote: &nb...
   Author: John Omernik, 2012-07-14, 18:52
[HIVE-2633] Implement a Join_Array Functions within Hive. Join Elements of the Array with a delimiter and return a string. - Hive - [issue]
...When working with arrays, there are times where it would be very beneficial to take the results of an array generating functions such as collect_set and convert that to a delimited string fo...
http://issues.apache.org/jira/browse/HIVE-2633    Author: John Omernik, 2012-05-28, 18:10
Re: LIKE Statement - Hive - [mail # user]
...Well the link provided isn't really about what I originally asked about.  I have not come across a SQL implementation (Postgres, MySQL, or MSSQL are the ones I have experience in) where...
   Author: John Omernik, 2012-05-14, 23:20
Re: Hive ODBC - Microsofts Involvement - Hive - [mail # user]
...I see that, but will that hive ODBC driver work with a standard hive install, or will it be limited to Microsoft's cloud version of Hadoop/Hive?  Anyone tried the driver?  On Wed, ...
   Author: John Omernik, 2012-02-02, 02:40
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