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From Robert Gonzalez <g...@maxpointinteractive.com>
Subject Re: data migration problem
Date Fri, 21 Jan 2011 21:38:30 GMT
Ryan Rawson <ryanobjc@...> writes:

> 
> Hi,
> 
> Unfortunately the on disk layout of regions in 0.89 and above has
> changed, and 0.20.6 cannot read that.
> 
> You should try upgrading to 0.90 if you can!
> 
> If you can't, you will need to use the Export and Import map reduce
> jobs to first export the data to sequence files from 0.89, then on the
> 0.20.6 cluster use Import.
> 
> Good luck!
> -ryan

So does migration to 0.90 eliminate the need for Export/Import?  If not, is
there a page describing this procedure in more detail?

Thanks,

Robert Gonzalez




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