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https://issues.apache.org/jira/browse/HELIX-528?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Zhen Zhang updated HELIX-528:
-----------------------------
    Description: 
currently ideal-state only supports partition->node->state mapping, we need to 
extend it to partition->(attribute_1, attribute_2, ...) while maintains it 
backward compatible. current-state and external-view should be changed 
accordingly.

AC
- ideal-state supports partition->multiple attributes mapping
- current-state and external-view should be changed accordingly

  was:currently ideal-state only supports partition->node->state mapping, we 
need to extend it to partition->(attribute_1, attribute_2, ...) while maintains 
it backward compatible. current-state and external-view should be changed 
accordingly


> Define multi-dimensional mapping for ideal-state, current-state, and 
> external-view
> ----------------------------------------------------------------------------------
>
>                 Key: HELIX-528
>                 URL: https://issues.apache.org/jira/browse/HELIX-528
>             Project: Apache Helix
>          Issue Type: Sub-task
>            Reporter: Zhen Zhang
>
> currently ideal-state only supports partition->node->state mapping, we need 
> to extend it to partition->(attribute_1, attribute_2, ...) while maintains it 
> backward compatible. current-state and external-view should be changed 
> accordingly.
> AC
> - ideal-state supports partition->multiple attributes mapping
> - current-state and external-view should be changed accordingly



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