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https://issues.apache.org/jira/browse/ZOOKEEPER-1022?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13012409#comment-13012409
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jiangwen wei commented on ZOOKEEPER-1022:
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if the children is in order, the meta data of HBase can be stored in ZooKeeper

> let the children under a ZNode in order.
> ----------------------------------------
>
>                 Key: ZOOKEEPER-1022
>                 URL: https://issues.apache.org/jira/browse/ZOOKEEPER-1022
>             Project: ZooKeeper
>          Issue Type: New Feature
>          Components: server
>            Reporter: jiangwen wei
>
> let the children under a ZNode in order. and user can specify a comparator 
> for each parent ZNode.
> some time we only need get some children, not all, like getting first 
> children.
> and some application can leverage the order, like in HBase, the meta table 
> can put into ZK. 

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