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From Ankit Singhal <>
Subject Re: Phoenix UDF jar cache?
Date Sat, 24 Jun 2017 07:19:30 GMT
Yes, this is a limitation[1] of the current implementation of UDF  and
class loader used. It is recommended either to reboot the cluster if
implementation changes or use new jar name.


On Wed, May 3, 2017 at 4:41 AM, Randy Hu <> wrote:

> Developed and test UDF successfully, but was surprised that the same SELECT
> with UDF still succeeded after the jar was removed. Same behavior after
> restart, even HBase. So is there a permanent cache for UDF jars
> on disk in Phoenix?
> So far not causing any problem yet, but a little bit concerned since the
> jar
> is likely rebuilt multiple times during the development. Want to make sure
> Phoenix always pick up the latest version.
> Thanks
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