Wednesday, April 2, 2025

Dogfooding with NiFi (part 1) - Call GET endpoint

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Did you ever wonder if you can use your NiFi instance to control NiFi itself? Well you can! In this post I'm using an out-of-the-box Apa...
Thursday, August 31, 2023

Change Record Field Names with ScriptedTransformRecord

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 A question that comes up often in the Apache NiFi community is "How do I change all my record field names?" Some people want to u...
Thursday, June 1, 2023

Generating Random Schemas for GenerateRecord

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As of NiFi 1.20.0 (via NIFI-10585 ) there is a GenerateRecord processor, that can either take user-defined properties to define fields with...
Thursday, April 27, 2023

Using JSLTTransformJSON (an alternative to JoltTransformJSON)

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As of Apache NiFi 1.19.0, there is a processor called JSLTTransformJSON. This is similar in function to the JoltTransformJSON processor, but...
1 comment:

Transform JSON String Field Into Record Object in NiFi

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 One question that has come up often in the NiFi community is: "I have a field in my record(s) that is a string that actually contains ...
Wednesday, January 11, 2023

cURLing the secure Apache NiFi REST API

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While testing a change to a NiFi REST API endpoint, I found it would be easy to test with a simple cURL command. However the default securit...
1 comment:
Tuesday, December 6, 2022

Using UpdateDatabaseRecord for Schema Migration and Database Replication

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 In NiFi version 1.19.0, the UpdateDatabaseTable processor was added to help with database schema migration and to make replication of datab...