Good question. I'd like to know the same. Although I think you'll loose supportability.



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Ruslan Dautkhanov

On Wed, Jul 8, 2015 at 2:03 AM, Ashish Dutt <ashish.dutt8@gmail.com> wrote:

Hi,
I need to upgrade spark version 1.3 to version 1.4 on CDH 5.4.
I checked the documentation here but I do not see any thing relevant

Any suggestions directing to a solution are welcome.

Thanks,
Ashish