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Posted to issues@hawq.apache.org by "Lei Chang (JIRA)" <ji...@apache.org> on 2016/01/24 02:32:40 UTC

[jira] [Closed] (HAWQ-175) Update PXF Version to 3.1.0 (Revert back to 3.0.0)

     [ https://issues.apache.org/jira/browse/HAWQ-175?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Lei Chang closed HAWQ-175.
--------------------------

> Update PXF Version to 3.1.0 (Revert back to 3.0.0)
> --------------------------------------------------
>
>                 Key: HAWQ-175
>                 URL: https://issues.apache.org/jira/browse/HAWQ-175
>             Project: Apache HAWQ
>          Issue Type: Sub-task
>          Components: PXF
>            Reporter: Goden Yao
>            Assignee: Noa Horn
>             Fix For: 2.0.0
>
>
> As this is a major change on PXF side, we'd like to bump the version.
> The changes include 
> 1. Adding advanced statistics to PXF
> 2. Modifying the Fragmenter API with a new getFragmentsStats function
> 3. Changing the flow of ANALYZE to use Fragmenter.getFragmentsStats instead of Analyzer.getEstimatedStats to get tuple estimate
> 4. Adding sampling mechanism to PXF, using ReadSamplingBridge.



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