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Posted to issues@spark.apache.org by "Wenchen Fan (JIRA)" <ji...@apache.org> on 2018/09/10 13:48:00 UTC

[jira] [Updated] (SPARK-24498) Add JDK compiler for runtime codegen

     [ https://issues.apache.org/jira/browse/SPARK-24498?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Wenchen Fan updated SPARK-24498:
--------------------------------
    Target Version/s:   (was: 2.4.0)

> 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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