Ververica Blog

Last week, more than 1,400 members of the Apache Flink community signed up for the first-ever Flink Forward Virtual conference. If you missed the opportunity to join the conference, you can find all...

In this blog post, we explain how Apache Flink works with Apache Kafka to ensure that records from Kafka topics are processed with exactly-once guarantees, using a step-by-step example. Checkpointing...

This is the first episode of a blog series providing some easy-to-digest best practices and advice on how to leverage the power of Apache Flink and make the best use of the different Flink features....

A common requirement for many stateful streaming applications is the ability to control how long application state can be accessed (e.g., due to legal regulations like GDPR) and when to discard it....

The Apache Flink® community just released two bugfix versions, Apache Flink 1.5.4 and Apache Flink 1.6.1 including many resolved issues and improvements.

Since version 1.5.0, Apache FlinkⓇ features a new type of state which is called Broadcast State. In this post, we explain what Broadcast State is, and show an example of how it can be applied to an...

This post originally appeared on the Apache Flink blog. It was reproduced here under the Apache License, Version 2.0. The Apache Flink community is thrilled to announce the 1.5.0 release. Over the...

Xiaowei Jiang is a Senior Director in Alibaba’s Search Infrastructure division, and Shaoxuan Wang is a Senior Manager in Alibaba's Search Infrastructure division. Fabian Hueske (@fhueske) is a...

By Fabian Hueske (@fhueske) and Mike Winters (@wints) Last month, we gave a high-level overview of Apache Flink® savepoints and touched on why and how you’d reprocess data in a streaming application....