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From stack <st...@duboce.net>
Subject Re: Help with Map/Reduce program
Date Thu, 11 Jun 2009 01:26:38 GMT
On Wed, Jun 10, 2009 at 4:52 PM, llpind <sonny_heer@hotmail.com> wrote:

>
> Thanks.  I think the problem is I have potentially millions of columns.
>

> where a given RowResult can hold millions of columns to values.   Thats why
> Map/Reduce is having problems as well (Java Heap exception).  I've upped
> mapred.child.java.opts, but problem presists.
>

See also HBASE-867: https://issues.apache.org/jira/browse/HBASE-867
St.Ack

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