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From Ariel Rabkin <asrab...@gmail.com>
Subject Re: upgrading tables?
Date Tue, 12 May 2009 22:21:46 GMT
I was thinking of going from chukwa-a-week-ago to chukwa-rc4.  Will I
need to do anything, or can I just install new jars and goodness will
happen?

--Ari

On Tue, May 12, 2009 at 1:29 PM, Eric Yang <eyang@yahoo-inc.com> wrote:
> This depends on what is changed.  For example, if you add a new column to
> system metrics table, then you would need to modify the
> system_metrics.descriptor file to include the new column.
>
> If you change the table partition frequency, then you might need to change
> DatabaseConfig to map correctly to the table partition frequency.
>
> What is the use case that you have in mind?
>
> Regards,
> Eric
>
> On 5/12/09 12:12 PM, "Ariel Rabkin" <asrabkin@gmail.com> wrote:
>
>> Admin question.
>>
>> Suppose we modify aggregator.sql, or the underlying table schema. What
>> do I need to do to upgrade my chukwa+hicc installation?
>>
>> --Ari
>
>



-- 
Ari Rabkin asrabkin@gmail.com
UC Berkeley Computer Science Department

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