md5 fields of Avro record

Hi , I am reading data from DB using NIFI and I need to md5 couple of selected fields. I want to try using UpdateRecord with ScriptedRecordSetWriter / Reader But I can't find any example using ScriptedRecordReader and ScriptedRecordSetWriter Can you guys pointing me on working example how to

Re: Someone recommend a good Avro studdy guide for newbie?

Hi Matt, thanks! as you said the AbstractRecordProcessor was the missing bits to get me started. There is one more question thou that I would like to learn: how to create/manipulate schemas on the fly. Scouting some tests I saw how to create a new basic schema but I would like to understand how