You are viewing a plain text version of this content. The canonical link for it is here.
Posted to reviews@spark.apache.org by GitBox <gi...@apache.org> on 2018/12/15 06:14:18 UTC

[GitHub] kiszk commented on issue #23171: [SPARK-26205][SQL] Optimize In for bytes, shorts, ints

kiszk commented on issue #23171: [SPARK-26205][SQL] Optimize In for bytes, shorts, ints
URL: https://github.com/apache/spark/pull/23171#issuecomment-447540932
 
 
   Comment about JIT code generation for switch statement. Regardless of lookupswitch/tableswitch, JIT compiler generations native instructions suitable for data size/density (simple if-then, binary tree, or table lookup).
   
   It would be good to see [this article](https://stackoverflow.com/questions/44988841/force-tableswitch-instead-of-lookupswitch).

----------------------------------------------------------------
This is an automated message from the Apache Git Service.
To respond to the message, please log on GitHub and use the
URL above to go to the specific comment.
 
For queries about this service, please contact Infrastructure at:
users@infra.apache.org


With regards,
Apache Git Services

---------------------------------------------------------------------
To unsubscribe, e-mail: reviews-unsubscribe@spark.apache.org
For additional commands, e-mail: reviews-help@spark.apache.org