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if reads are bigger than a heap size? - HBase - [mail # user]
...hi, hbase users.  maybe this is a dummy question for well-known hbase users.  if read requests are so many many, data size is bigger than heap size. I mean that data size from requ...
   Author: Henry JunYoung KIM, 2013-03-19, 05:34
too heavy network traffic when row-counting by coprocessor. - HBase - [mail # user]
...hi, friends.  I've tested to count total table rows by using AggregationClient that is using a coprocessor.  In a this client, it provide RowCount class to count all rows in a tabl...
   Author: Henry JunYoung KIM, 2013-03-05, 01:16
[expand - 2 more] - Re: HRegionInfo returns empty values. - HBase - [mail # user]
...I want to extract a start-key and an end-key of a region ;)   for a start key, a scanner is enough I think without arguments.  then it returns a single row which is a start-key of ...
   Author: Henry JunYoung KIM, 2012-10-22, 00:15
questions to append data always from table end!!! - HBase - [mail # user]
...hi, hbase users.  this question is about a row-key design pattern I believe. To append data always an end of table, which row-key structures are  recommenable?  multiple threa...
   Author: Henry JunYoung KIM, 2012-10-05, 06:50
Re: ways to make orders when it puts - HBase - [mail # user]
...yes, this needs for our indexer for datas.  I mean that hbase need to store some kinds of data list based on entry  time and then by indexer, It will try to search new data list by...
   Author: Henry JunYoung KIM, 2012-10-05, 01:58
cannot create a table having a snappy compression algorithm in mac os x. - HBase - [mail # user]
...Hi, hbase users.  I have a problem to create a table with a snappy algorithm in Mac OS X  (lion).  I am sure that there is a snappy jar file in $HBASE_HOME/lib, but, it  ...
   Author: Henry JunYoung KIM, 2012-09-05, 11:35
[expand - 1 more] - Re: Coprocessor tests under busy insertions - HBase - [mail # user]
...hi, Anoop.  this is my implementation using Coprocessors RegionObserver.  … @Override     public void prePut(ObserverContext e,  Put put, WALEdit edit,    ...
   Author: Henry JunYoung KIM, 2012-08-13, 05:15
Re: how to delete a zombie table permanently? - HBase - [mail # user]
...Hi, JM.  I followed procedures you mentioned.   here is it.  from zookeeper, I deleted it   $] rmr /hbase/table/* $] ls /hbase/table Node does not exist: /hbase/table &nb...
   Author: Henry JunYoung KIM, 2012-08-10, 08:33
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