Tag: aggregation

Node.js application writing to MongoDB – Kafka Streams findings read from Kafka Topic written to MongoDB from Node

Lucas Jellema February 20, 2017 NodeJS 2 Comments

MongoDB is a popular, light weight, highly scalable, very fast and easy to use NoSQL document database. Written in C++, working with JSON documents (stored in binary format BSON), …

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Apache Kafka Streams – Running Top-N Aggregation grouped by Dimension – from and to Kafka Topic

Lucas Jellema February 12, 2017 Java 2 Comments

This article explains how to implement a streaming analytics application using Kafka Streams that performs a running Top N analysis on a Kafka Topic and produces the results to …

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