You are using an array, this is why you got null values. You have 2 options: Change the expressions to $[0].ARRIVAL_DATE and $[0].BOOK_ID, and it will work Read the file and split the array using the SplitJson processor - set JsonPath expression to: $, and connect the SplitJson processor to your EvaluateJsonPath processor and it should work. ... View more

@shannon luo The FlowFile routed to 'Response' will have the body of the 'Get' response in the content of the FlowFile. You should be able to download the content or view the bytes using provenance. Depending on what the type is of the content you may also be able to view it properly in the viewer. ... View more

Shannon, try to extract the entire json into an attribute like you do. Then do "attributesToJson" to push it all inot one flow file perhaps? ... View more

@Yolanda M. Davis Great to know. Thank you, Yolanda! ... View more

Hi, I am new to HDP and I am encountering the same error. May I know where do I see the history server is? Could you list down the steps you used to "move the appTimeline server to the same server where the history server is"? Thank you! ... View more