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https://issues.apache.org/jira/browse/LENS-827?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14960332#comment-14960332
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Hadoop QA commented on LENS-827:
--------------------------------
Applied patch:
[LENS-827_2.patch|https://issues.apache.org/jira/secure/attachment/12767006/LENS-827_2.patch]
and ran command: mvn clean install. Result: Failure. Build Job:
https://builds.apache.org/job/PreCommit-Lens-Build/128/
> Expression pushdown for query optimisation in JDBC
> --------------------------------------------------
>
> Key: LENS-827
> URL: https://issues.apache.org/jira/browse/LENS-827
> Project: Apache Lens
> Issue Type: Improvement
> Components: driver-jdbc
> Reporter: Sushil Mohanty
> Assignee: Sushil Mohanty
> Attachments: LENS-827_1.patch, LENS-827_2.patch
>
>
> Currently Columnar rewriter skips rewrite in case of expressions used in
> select query. This ticket is to add the improvement in the rewriter to
> rewrite them and pushdown to fact subquery.
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