Nov 3, 2020

Kafka Connect, ksqlDB, and Kafka Tombstone messages

As you may already realise, Kafka is not just a fancy message bus, or a pipe for big data. It’s an event streaming platform! If this is news to you, I’ll wait here whilst you read this or watch this…

Jun 17, 2020

Loading CSV data into Kafka

For whatever reason, CSV still exists as a ubiquitous data interchange format. It doesn’t get much simpler: chuck some plaintext with fields separated by commas into a file and stick .csv on the end. If you’re feeling helpful you can include a header row with field names in.

order_id,customer_id,order_total_usd,make,model,delivery_city,delivery_company,delivery_address
1,535,190899.73,Dodge,Ram Wagon B350,Sheffield,DuBuque LLC,2810 Northland Avenue
2,671,33245.53,Volkswagen,Cabriolet,Edinburgh,Bechtelar-VonRueden,1 Macpherson Crossing

In this article we’ll see how to load this CSV data into Kafka, without even needing to write any code

Jan 8, 2020

Streaming messages from RabbitMQ into Kafka with Kafka Connect

This was prompted by a question on StackOverflow to which I thought the answer would be straightforward, but turned out not to be so. And then I got a bit carried away and ended up with a nice example of how you can handle schema-less data coming from a system such as RabbitMQ and apply a schema to it. Note This same pattern for ingesting bytes and applying a schema will work with other connectors such as MQTT What?