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Posted to user@cassandra.apache.org by Ramzi Rabah <rr...@playdom.com> on 2009/10/31 00:44:44 UTC

Is Cassandra 0.5 backwards compatible with 0.4 data/commitlogs

Will cassandra 0.5 be backwards compatible with data and commitlogs
generated by older cassandra versions?

Thanks
Ray

Re: Is Cassandra 0.5 backwards compatible with 0.4 data/commitlogs

Posted by Jonathan Ellis <jb...@gmail.com>.

Probably mid november.

On Fri, Oct 30, 2009 at 9:10 PM, kevin <ke...@gmail.com> wrote:
> when will 0.5 beta be released?
> thanks
>
> On Fri, Oct 30, 2009 at 7:55 PM, Jonathan Ellis <jb...@gmail.com> wrote:
>>
>> data, yes.  commitlogs, no.  so use nodeprobe flush (in the 0.4 svn
>> branch, to become 0.4.2) to flush the log when you upgrade.
>>
>> On Fri, Oct 30, 2009 at 5:44 PM, Ramzi Rabah <rr...@playdom.com> wrote:
>> > Will cassandra 0.5 be backwards compatible with data and commitlogs
>> > generated by older cassandra versions?
>> >
>> > Thanks
>> > Ray
>> >
>
>

Re: Is Cassandra 0.5 backwards compatible with 0.4 data/commitlogs

Posted by kevin <ke...@gmail.com>.

when will 0.5 beta be released?
thanks

On Fri, Oct 30, 2009 at 7:55 PM, Jonathan Ellis <jb...@gmail.com> wrote:

> data, yes.  commitlogs, no.  so use nodeprobe flush (in the 0.4 svn
> branch, to become 0.4.2) to flush the log when you upgrade.
>
> On Fri, Oct 30, 2009 at 5:44 PM, Ramzi Rabah <rr...@playdom.com> wrote:
> > Will cassandra 0.5 be backwards compatible with data and commitlogs
> > generated by older cassandra versions?
> >
> > Thanks
> > Ray
> >
>

Re: Is Cassandra 0.5 backwards compatible with 0.4 data/commitlogs

Posted by Jonathan Ellis <jb...@gmail.com>.

data, yes.  commitlogs, no.  so use nodeprobe flush (in the 0.4 svn
branch, to become 0.4.2) to flush the log when you upgrade.

On Fri, Oct 30, 2009 at 5:44 PM, Ramzi Rabah <rr...@playdom.com> wrote:
> Will cassandra 0.5 be backwards compatible with data and commitlogs
> generated by older cassandra versions?
>
> Thanks
> Ray
>