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