You are viewing a plain text version of this content. The canonical link for it is here.
Posted to dev@pinot.apache.org by GitBox <gi...@apache.org> on 2018/11/19 22:48:02 UTC
[GitHub] Jackie-Jiang commented on issue #3515: DATETIMECONVERT udf
conversion to Simple_Date_Format are 50x slower than conversion to epoch time
Jackie-Jiang commented on issue #3515: DATETIMECONVERT udf conversion to Simple_Date_Format are 50x slower than conversion to epoch time
URL: https://github.com/apache/incubator-pinot/issues/3515#issuecomment-440070199
@chenboat Using SDF is always much more expensive because it's stored as String comparing to long in EPOCH format. A better approach is using EPOCH for the conversion, and then on client side, convert it to SDF if you need result in such format.
----------------------------------------------------------------
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: dev-unsubscribe@pinot.apache.org
For additional commands, e-mail: dev-help@pinot.apache.org