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From "Pengcheng Xiong (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HIVE-10812) Scaling PK/FK's selectivity for stats annotation
Date Tue, 26 May 2015 18:45:19 GMT

     [ https://issues.apache.org/jira/browse/HIVE-10812?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Pengcheng Xiong updated HIVE-10812:
-----------------------------------
    Attachment: HIVE-10812.03.patch

> Scaling PK/FK's selectivity for stats annotation
> ------------------------------------------------
>
>                 Key: HIVE-10812
>                 URL: https://issues.apache.org/jira/browse/HIVE-10812
>             Project: Hive
>          Issue Type: Improvement
>            Reporter: Pengcheng Xiong
>            Assignee: Pengcheng Xiong
>         Attachments: HIVE-10812.01.patch, HIVE-10812.02.patch, HIVE-10812.03.patch
>
>
> Right now, the computation of the selectivity of FK side based on PK side does not take
into consideration of the range of FK and the range of PK.



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