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https://issues.apache.org/jira/browse/SPARK-24498?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Xiao Li updated SPARK-24498:
----------------------------
    Target Version/s: 3.0.0

> Add JDK compiler for runtime codegen
> ------------------------------------
>
>                 Key: SPARK-24498
>                 URL: https://issues.apache.org/jira/browse/SPARK-24498
>             Project: Spark
>          Issue Type: New Feature
>          Components: SQL
>    Affects Versions: 2.3.0
>            Reporter: Xiao Li
>            Priority: Major
>
> In some cases, JDK compiler can generate smaller bytecode and take less time 
> in compilation compared to Janino. However, in some cases, Janino is better. 
> We should support both for our runtime codegen. Janino will be still our 
> default runtime codegen compiler. 
> See the related JIRAs in DRILL: 
> - https://issues.apache.org/jira/browse/DRILL-1155
> - https://issues.apache.org/jira/browse/DRILL-4778
> - https://issues.apache.org/jira/browse/DRILL-5696



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