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https://issues.apache.org/jira/browse/PHOENIX-1899?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Samarth Jain updated PHOENIX-1899:
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    Attachment: PHOENIX-1899.patch

Attached patch that creates an iterator that calls scanner.next() in the 
constructor. This helps us in doing parallel I/O for fetching the first batch. 
[~jamestaylor] - please review when you get a chance. Tests passed locally for 
me. 

> Performance regression for non-aggregate, unordered queries returning 0 or 
> few records
> --------------------------------------------------------------------------------------
>
>                 Key: PHOENIX-1899
>                 URL: https://issues.apache.org/jira/browse/PHOENIX-1899
>             Project: Phoenix
>          Issue Type: Bug
>            Reporter: Samarth Jain
>            Assignee: Samarth Jain
>         Attachments: PHOENIX-1899.patch
>
>
> Details on here:
> Apache Phoenix Performance
> Suite: standard
> Comparison: 
> v4.1.0,0.98.7-hadoop2;v4.2.2,0.98.7-hadoop2;v4.3.0,0.98.7-hadoop2;4.x-HBase-0.98,0.98.7-hadoop2
> Results: http://phoenix-bin.github.io/client/performance/latest.htm
> History: http://phoenix-bin.github.io/client/performance



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