Ververica Blog

Apache Flink, stream processing, event-driven applications, and more.

How Apache Flink manages Kafka consumer offsets

October 12, 2018

In this episode of our Flink Friday Tip, we explain with a step-by-step example how Apache Flink works with Apache Kafka to ensure that records from Kafka topics are processed with exactly-once guarantees.

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6 things to consider when defining your Apache Flink cluster size

October 05, 2018

This is the first episode of our new blog series called Flink Friday Tip. Flink Friday Tips provide 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....

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State TTL for Apache Flink: How to Limit the Lifetime of State

September 25, 2018

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. This blog post introduces the state time-to-live...

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Latest improvements for Apache Flink with the release of Flink 1.5.4 and 1.6.1

September 21, 2018

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.

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Flink Forward Berlin 2018 Preview

August 08, 2018

The fourth annual Flink Forward Berlin conference is happening in just a few weeks! Hundreds of enterprise developers, open source community members, and Apache Flink users, as well as, many committers will gather for hands-on training, technical...

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A Practical Guide to Broadcast State in Apache Flink

August 02, 2018

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 application that evaluates dynamic patterns on...

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Apache Flink 1.5.0 Release Announcement

May 25, 2018

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 past 5 months, the Flink community has been...

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Flink Forward San Francisco 2018 Recap

May 03, 2018

Last month, hundreds of members of the Apache Flink and stream processing communities gathered at Flink Forward San Francisco. The data Artisans team would like to again thank all attendees, speakers, the program committee, and sponsors for...

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Flink Forward San Francisco Preview (part 6 of 6): Technology deep-dive

April 04, 2018

Get ready for Flink Forward San Francisco next week! On April 10, Apache Flink users, core committers, and those new to Flink will gather to share stories and use cases. If you haven’t registered by now, make sure to sign upby April 6!

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Flink Forward San Francisco Preview (part 5 of 6): Managing Continuous Applications

March 29, 2018

Flink Forward San Francisco is around the corner (April 9-10) and we’re excited to meet the Apache Flink users, committers, experts, and everyone who is interested in stream processing. If you haven’t signed up yet, register soon to save your...

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