Re: instance number of user defined function

appreciating our reply.

Re: instance number of user defined function

Hi, An UDTF will be wrapped into an operator, an operator instance will be executed by a slot (or parallelism/thread) , About operator, task, slot, you can refer to [1] for more details. A TM (a JVM process) may has multiple slots, that means a JVM process may has multiple UDTF instances. It's bet