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HBase >> mail # dev >> Thinking about 0.98


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Re: Thinking about 0.98
On Thu, Aug 22, 2013 at 9:42 AM, Andrew Purtell <[EMAIL PROTECTED]> wrote:

> On Wed, Aug 21, 2013 at 10:40 PM, lars hofhansl <[EMAIL PROTECTED]> wrote:
>
> > Could one say that 0.98 is to 0.96 what 0.94 is to 0.92?
> >  Are we planning the same compatibility guarantees - i.e. no downtime
> > during an upgrade from any 0.96.x to any 0.98.x release?
>
>
> Sort of.
>
> A
>  0.96 client
> should be able to
> talk to a 0.98 server, and a mixed 0.96 and 0.98 server environment
> should be
>  possible
> as long as the configuration doesn't change. I
> f we can introduce HBASE-6721 into 0.96 at some point, then you could set
> up placement groups first, and then deploy 0.98 to one placement group,
> online migrate the table(s) placed there, stay in this configuration for
> days or weeks, and the rest of the cluster and all of the clients would be
> fine with that.
>
>
Ohh. That'd be sweet.  I don't want to put it in way of a 0.96 though.  I
want to do a 0.96.0RC0 on Monday so no destabilizations between here and
there?.

St.Ack