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From: Jean-Marc Spaggiari <jean-marc@spaggiari.org>
Date: Thu, 4 Jul 2013 10:13:34 -0400
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 <CAPQV63V6BwytTLMoUWjEv1rHizEZ=sm_aW=QHjHgC76B9QO-mQ@mail.gmail.com>
Subject: Re: HBase Upgrade
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Hi Hanish,

Which version are you using, and which version are you targeting?

That will change the responses we will provide you...

JM

2013/7/4 Hanish Bansal <hanish.bansal.agarwal@gmail.com>:
> Hi All,
>
> I am using HBase in distributed mode. A number of master and regionserver
> nodes are running on different machines.
>
> Now i want to upgrade HBase version to recent stable release.
>
> My main purpose is to upgrade HBase without shutting down whole cluster.
>
> I want to know if on one machine i upgrade HBase and on another machines
> old HBase version are running. Will it create any problem?
>
> If i upgrade whole cluster to new HBase version then will it be consistent
> with previous data?
>
> --
> *Thanks & Regards*
> *Hanish Bansal*