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[expand - 1 more] - Re: UDTF "KryoException: unable create/find class" error in hive 0.13 - Hive - [mail # user]
...Hi Furcy,Thanks for sharing. I modified my code to mark the map variables"transient" but still got same error. this is the code:public class fun_name extends GenericUDTF {    ...
   Author: Echo Li, 2014-09-09, 19:34
[expand - 1 more] - Re: How to prevent user drop table in Hive metadata? - Hive - [mail # user]
...Thanks all, that's all very helpful information.  Shreepadma, when will the Apache Sentry come GA?   On Fri, Nov 22, 2013 at 2:36 PM, Shreepadma Venugopalan  wrote:  ...
   Author: Echo Li, 2013-11-22, 23:06
Hive index rebuild - Hive - [mail # user]
...Hi,  I created index and try to rebuild by partitions, however it did not work. Here is my script to create and rebuild index:   create index ix_name_cid on table a (customer_id) a...
   Author: Echo Li, 2013-03-23, 17:40
[expand - 1 more] - Re: Has anybody used index on hive tables? how was the performance gain? and best way to do index? - Hive - [mail # user]
...Thanks Nitin! What about building index? my experience is that it take long time to build index, is it that true or I just didn't do it right?  On Tue, Mar 19, 2013 at 11:22 AM, Nitin P...
   Author: Echo Li, 2013-03-19, 18:47
bucketing on a column with millions of unique IDs - Hive - [mail # user]
...Hi guys,  I plan to bucket a table by "userid" as I'm going to do intense calculation using "group by userid". there are about 110 million rows, with 7 million unique userid, so my ques...
   Author: Echo Li, 2013-02-21, 00:19
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