I think we should change the default back to PROPERTY_STORE. The only
thing we changed were the api not the actual data represented in ZK.
Dont see much value in adding configurable name space.

thanks,
Kishore G

On Fri, May 31, 2013 at 1:03 PM, Zhen Zhang <[email protected]> wrote:
> yes. we can add a namespace parameter to the interface:
>
> ZkHelixPropertyStore<ZNRecord> getHelixPropertyStore(String namespace); //
> namespace is path relative to the cluster root location
>
> created a jira to track this:
>
> https://issues.apache.org/jira/browse/HELIX-118
>
> Thanks,
>
> Jason
>
>
>
>
> On Fri, May 31, 2013 at 12:44 PM, Santiago Perez <[email protected]>wrote:
>
>> Looking at a staging environment issue with Shi Lu, we realized that when
>> upgrading helix from 0.5.x to 0.6.1.2 the property store had moved from
>> PROPERTYSTORE node to HELIX_PROPERTYSTORE.
>>
>> This causes our cluster to fail to find properties written before the
>> upgrade.
>>
>> Talking to Kishore, we discussed that it would also be a problem for their
>> project and that we should provide a way to make the upgrade transparently.
>>
>> One possibility that came up is to make the property store location
>> configurable some how so that when upgrading the version it can be
>> configured to continue using the old location.
>>
>> What do you think?
>>
>> Cheers,
>> Santiago
>>

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