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Posted to issues@hawq.apache.org by "Hubert Zhang (JIRA)" <ji...@apache.org> on 2017/02/04 09:02:51 UTC

[jira] [Assigned] (HAWQ-1311) Optimize the performance of hawq with ranger enabled.

     [ https://issues.apache.org/jira/browse/HAWQ-1311?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Hubert Zhang reassigned HAWQ-1311:
----------------------------------

    Assignee: Hubert Zhang  (was: Ed Espino)

> Optimize the performance of hawq with ranger enabled.
> -----------------------------------------------------
>
>                 Key: HAWQ-1311
>                 URL: https://issues.apache.org/jira/browse/HAWQ-1311
>             Project: Apache HAWQ
>          Issue Type: Sub-task
>          Components: Security
>            Reporter: Hubert Zhang
>            Assignee: Hubert Zhang
>             Fix For: backlog
>
>
> There are still more than one ranger plugin server(rps) call for a single query. We need to first analyse the cost of ranger aclcheck and then using a query level aclcache to minimise the times of rps call for each query. 



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