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From Jean-Marc Spaggiari <jean-m...@spaggiari.org>
Subject Re: HBase Upgrade
Date Thu, 04 Jul 2013 14:39:27 GMT
Hi Hanish,

Clients and servers calls between HBase minor releases are supposed to
be compatible.

If you want to upgrade all your nodes from 0.94.6 to 0.94.8 (or 0.94.9
if you wait few days) simply deploy the new jars and do a
rolling-restart

JM

2013/7/4 Hanish Bansal <hanish.bansal.agarwal@gmail.com>:
> Hi
>
> I am using HBase-*0.94.6*.
>
> I am targeting recent stable release *0.94.7 or 0.94.8*.
>
>
> On Thu, Jul 4, 2013 at 2:13 PM, Jean-Marc Spaggiari <jean-marc@spaggiari.org
>> wrote:
>
>> 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*
>>
>
>
>
> --
> *Thanks & Regards*
> *Hanish Bansal*

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