hbase-user mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From Stack <st...@duboce.net>
Subject Re: BulkLoading MR tasks
Date Mon, 08 Aug 2011 22:34:39 GMT
On Mon, Aug 8, 2011 at 4:14 AM, abhay ratnaparkhi
<abhay.ratnaparkhi@gmail.com> wrote:
> I am trying to load data in HBase table using Map Reduce task.
> I have input from one HBase table which has some id's stored (around
> 100000).
>

The default hbase splitter creates a split per region.  If you source
table has one region only in it, then there will be one map task only.
 You need to do a custom splitter if you need more for the same
single-region input table.

> Will region split help in this case?
>

Or you could yes, split the source table into more than one region.

St.Ack

Mime
View raw message