{ "operation": "default", "spec":{ "*" : { "flow_file_id" : "${uuid}" } } } this spec is generating the same uuid for all the objects in the array of json.  ... View more

Resource for processor is not /processor but is instead /processors. Policies for reading and writing processors is /processors/{uuid} and /data/processors/{uuid} ... View more

Excellent post, very well explained and extremely helpful. ... View more

I have tried this mechanism and it works really well when using parameters for processors. But when it comes to parametrising controller services, the new key value pairs or updated key value pairs reflect in the services only after we restart the NiFi service. Is there a workaround to this?? The reason to parameterise controller service is that in an enterprise say we have many Oracle databases. Should we be creating a new controller service for every database or have just one controller service and pass it values from an external properties file?? ... View more

Hi Yolada, How do you pass flowfile attributes into your JOLT Transformation? Thanks, ... View more