Hi How to pass query (find operation) to getmongo processor by flow file .Please provide some ideas . I was tried different processors but not able to achieve it Thanks for your time and consideration ... View more

Hi I want to generate flow file like below format . Which was used for feed as Query Elastic search processor .We are using Generate flow file for this process. Is there any alternative way to achieve for same Query { "size": 0, "query": { "match_all": {} }, "aggs": { "projects": { "terms": { "field": "project", "size": 100000 }, "aggs": { "cases": { "terms": { "field": "cases", "size": 100000 }, "aggs": { "questions": { "nested": { "path": "questions" } } } } } } } } Thanks for your time and help ... View more

Hi How to call processor group B from processor group A for the success of one of the processor in Procesor group A. Is it achieved by execute script processor or any processor available for calling processor group Thanks for your time and help ... View more

Hi I am trying to prepend constant to the attribute in flow file . I was used below flow Details : Input : Flow file contains only below value {"project" :"ABC-11"} Output : Flow file should has mentioned value {"_id.project":"ABC-11"} here prepending _id to the project attribute and followed below flow source--> updateattribute->replacetext->put file in updateattribute attribute defined the project filed as below project ==> ${prepend(_id)projectid} The Processor is giving error and refereed the nifi expression language guide , There is no function for prepending constant to attribute Please suggest some idea/thoughts for resolving the issue. Thanks for time and support ... View more

Hi How extract fields from flow file in json format are in square brackets. I am using Evaluate json path processor but not getting results . Please help me on this regards [{"projetname":"ABC", "projectid": "ABC-12", "startdate" :"Aug-2018"}] I was used the evaluate json path processor : projectidvariable --> "projectid":\s(.*?), Thanks for your time and consideration ... View more