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Posted to dev@lens.apache.org by "Puneet Gupta (JIRA)" <ji...@apache.org> on 2016/09/28 06:41:21 UTC

[jira] [Commented] (LENS-1324) Support more hooks in DriverQueryHook

    [ https://issues.apache.org/jira/browse/LENS-1324?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15528607#comment-15528607 ] 

Puneet Gupta commented on LENS-1324:
------------------------------------

https://reviews.apache.org/r/52337/

> Support more hooks in DriverQueryHook
> -------------------------------------
>
>                 Key: LENS-1324
>                 URL: https://issues.apache.org/jira/browse/LENS-1324
>             Project: Apache Lens
>          Issue Type: Improvement
>          Components: server
>            Reporter: Puneet Gupta
>            Assignee: Puneet Gupta
>             Fix For: 2.7
>
>
> Currently we have two hooks 
> 1. preLaunch
> 2. postDriverSelection
> Need to add some hooks that can hook into rewrite and estimate flow also. 
> 1.preRewrite, postRewrite
> 2.preEstimate,postEstimate
> NoOpDriverQueryHook will have default empty implementation for these new methods .



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