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Posted to dev@phoenix.apache.org by "James Taylor (JIRA)" <ji...@apache.org> on 2016/01/24 04:20:39 UTC

[jira] [Updated] (PHOENIX-1561) Pig optimized joins

     [ https://issues.apache.org/jira/browse/PHOENIX-1561?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

James Taylor updated PHOENIX-1561:
----------------------------------
    Fix Version/s: 4.8.0

> Pig optimized joins
> -------------------
>
>                 Key: PHOENIX-1561
>                 URL: https://issues.apache.org/jira/browse/PHOENIX-1561
>             Project: Phoenix
>          Issue Type: Bug
>    Affects Versions: 4.2.0
>            Reporter: Brian Johnson
>            Assignee: Brian Johnson
>             Fix For: 4.8.0
>
>         Attachments: 0001-PHOENIX-1561-Optimizing-Joins.patch, patch
>
>
> PhoenixHBaseLoader should implement both OrderedLoadFunc and CollectableLoadFunc just like HBaseStorage. There is nothing special that needs to be done other than implementing a single method. As in HBaseStorage, it is up to the user to ensure that the required constraints are not violated. 
> {code:java}
>     public void ensureAllKeyInstancesInSameSplit() throws IOException {
>         /** 
>          * no-op because hbase keys are unique 
>          * This will also work with things like DelimitedKeyPrefixRegionSplitPolicy
>          * if you need a partial key match to be included in the split
>          */
>         LOG.debug("ensureAllKeyInstancesInSameSplit");
>     }
> {code}



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