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<h1>Blog</h1>
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<article>
<h2 class="blog-title"><a href="/news/2020/04/21/memory-management-improvements-flink-1.10.html">Memory Management Improvements with Apache Flink 1.10</a></h2>
<p>21 Apr 2020
Andrey Zagrebin </p>
<p>This post discusses the recent changes to the memory model of the Task Managers and configuration options for your Flink applications in Flink 1.10.</p>
<p><a href="/news/2020/04/21/memory-management-improvements-flink-1.10.html">Continue reading &raquo;</a></p>
</article>
<hr>
<article>
<h2 class="blog-title"><a href="/news/2020/04/15/flink-serialization-tuning-vol-1.html">Flink Serialization Tuning Vol. 1: Choosing your Serializer — if you can</a></h2>
<p>15 Apr 2020
Nico Kruber </p>
<p>Serialization is a crucial element of your Flink job. This article is the first in a series of posts that will highlight Flink’s serialization stack, and looks at the different ways Flink can serialize your data types.</p>
<p><a href="/news/2020/04/15/flink-serialization-tuning-vol-1.html">Continue reading &raquo;</a></p>
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<h2 class="blog-title"><a href="/2020/04/09/pyflink-udf-support-flink.html">PyFlink: Introducing Python Support for UDFs in Flink's Table API</a></h2>
<p>09 Apr 2020
Jincheng Sun (<a href="https://twitter.com/sunjincheng121">@sunjincheng121</a>) &amp; Markos Sfikas (<a href="https://twitter.com/MarkSfik">@MarkSfik</a>)</p>
<p>Flink 1.10 extends its support for Python by adding Python UDFs in PyFlink. This post explains how UDFs work in PyFlink and gives some practical examples of how to use UDFs in PyFlink.</p>
<p><a href="/2020/04/09/pyflink-udf-support-flink.html">Continue reading &raquo;</a></p>
</article>
<hr>
<article>
<h2 class="blog-title"><a href="/news/2020/04/07/release-statefun-2.0.0.html">Stateful Functions 2.0 - An Event-driven Database on Apache Flink</a></h2>
<p>07 Apr 2020
Stephan Ewen (<a href="https://twitter.com/stephanewen">@stephanewen</a>)</p>
<p><p>Today, we are announcing the release of Stateful Functions (StateFun) 2.0 — the first release of Stateful Functions as part of the Apache Flink project.
This release marks a big milestone: Stateful Functions 2.0 is not only an API update, but the <strong>first version of an event-driven database</strong> that is built on Apache Flink.</p>
</p>
<p><a href="/news/2020/04/07/release-statefun-2.0.0.html">Continue reading &raquo;</a></p>
</article>
<hr>
<article>
<h2 class="blog-title"><a href="/news/2020/04/01/community-update.html">Flink Community Update - April'20</a></h2>
<p>01 Apr 2020
Marta Paes (<a href="https://twitter.com/morsapaes">@morsapaes</a>)</p>
<p>While things slow down around us, the Apache Flink community is privileged to remain as active as ever. This blogpost combs through the past few months to give you an update on the state of things in Flink — from core releases to Stateful Functions; from some good old community stats to a new development blog.</p>
<p><a href="/news/2020/04/01/community-update.html">Continue reading &raquo;</a></p>
</article>
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<article>
<h2 class="blog-title"><a href="/features/2020/03/27/flink-for-data-warehouse.html">Flink as Unified Engine for Modern Data Warehousing: Production-Ready Hive Integration</a></h2>
<p>27 Mar 2020
Bowen Li (<a href="https://twitter.com/Bowen__Li">@Bowen__Li</a>)</p>
<p><p>In this blog post, you will learn our motivation behind the Flink-Hive integration, and how Flink 1.10 can help modernize your data warehouse.</p>
</p>
<p><a href="/features/2020/03/27/flink-for-data-warehouse.html">Continue reading &raquo;</a></p>
</article>
<hr>
<article>
<h2 class="blog-title"><a href="/news/2020/03/24/demo-fraud-detection-2.html">Advanced Flink Application Patterns Vol.2: Dynamic Updates of Application Logic</a></h2>
<p>24 Mar 2020
Alexander Fedulov (<a href="https://twitter.com/alex_fedulov">@alex_fedulov</a>)</p>
<p>In this series of blog posts you will learn about powerful Flink patterns for building streaming applications.</p>
<p><a href="/news/2020/03/24/demo-fraud-detection-2.html">Continue reading &raquo;</a></p>
</article>
<hr>
<article>
<h2 class="blog-title"><a href="/ecosystem/2020/02/22/apache-beam-how-beam-runs-on-top-of-flink.html">Apache Beam: How Beam Runs on Top of Flink</a></h2>
<p>22 Feb 2020
Maximilian Michels (<a href="https://twitter.com/stadtlegende">@stadtlegende</a>) &amp; Markos Sfikas (<a href="https://twitter.com/MarkSfik">@MarkSfik</a>)</p>
<p>This blog post discusses the reasons to use Flink together with Beam for your stream processing needs and takes a closer look at how Flink works with Beam under the hood.</p>
<p><a href="/ecosystem/2020/02/22/apache-beam-how-beam-runs-on-top-of-flink.html">Continue reading &raquo;</a></p>
</article>
<hr>
<article>
<h2 class="blog-title"><a href="/news/2020/02/20/ddl.html">No Java Required: Configuring Sources and Sinks in SQL</a></h2>
<p>20 Feb 2020
Seth Wiesman (<a href="https://twitter.com/sjwiesman">@sjwiesman</a>)</p>
<p>This post discusses the efforts of the Flink community as they relate to end to end applications with SQL in Apache Flink.</p>
<p><a href="/news/2020/02/20/ddl.html">Continue reading &raquo;</a></p>
</article>
<hr>
<article>
<h2 class="blog-title"><a href="/news/2020/02/11/release-1.10.0.html">Apache Flink 1.10.0 Release Announcement</a></h2>
<p>11 Feb 2020
Marta Paes (<a href="https://twitter.com/morsapaes">@morsapaes</a>)</p>
<p><p>The Apache Flink community is excited to hit the double digits and announce the release of Flink 1.10.0! As a result of the biggest community effort to date, with over 1.2k issues implemented and more than 200 contributors, this release introduces significant improvements to the overall performance and stability of Flink jobs, a preview of native Kubernetes integration and great advances in Python support (PyFlink).</p>
</p>
<p><a href="/news/2020/02/11/release-1.10.0.html">Continue reading &raquo;</a></p>
</article>
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<h2>2020</h2>
<ul id="markdown-toc">
<li><a href="/news/2020/08/25/release-1.10.2.html">Apache Flink 1.10.2 Released</a></li>
<li><a href="/news/2020/08/20/flink-docker.html">The State of Flink on Docker</a></li>
<li><a href="/2020/08/19/statefun.html">Monitoring and Controlling Networks of IoT Devices with Flink Stateful Functions</a></li>
<li><a href="/news/2020/08/06/external-resource.html">Accelerating your workload with GPU and other external resources</a></li>
<li><a href="/2020/08/04/pyflink-pandas-udf-support-flink.html">PyFlink: The integration of Pandas into PyFlink</a></li>
<li><a href="/news/2020/07/30/demo-fraud-detection-3.html">Advanced Flink Application Patterns Vol.3: Custom Window Processing</a></li>
<li><a href="/2020/07/28/flink-sql-demo-building-e2e-streaming-application.html">Flink SQL Demo: Building an End-to-End Streaming Application</a></li>
<li><a href="/news/2020/07/27/community-update.html">Flink Community Update - July'20</a></li>
<li><a href="/2020/07/23/catalogs.html">Sharing is caring - Catalogs in Flink SQL</a></li>
<li><a href="/news/2020/07/21/release-1.11.1.html">Apache Flink 1.11.1 Released</a></li>
<li><a href="/news/2020/07/14/application-mode.html">Application Deployment in Flink: Current State and the new Application Mode</a></li>
<li><a href="/news/2020/07/06/release-1.11.0.html">Apache Flink 1.11.0 Release Announcement</a></li>
<li><a href="/ecosystem/2020/06/23/flink-on-zeppelin-part2.html">Flink on Zeppelin Notebooks for Interactive Data Analysis - Part 2</a></li>
<li><a href="/news/2020/06/15/flink-on-zeppelin-part1.html">Flink on Zeppelin Notebooks for Interactive Data Analysis - Part 1</a></li>
<li><a href="/news/2020/06/11/community-update.html">Flink Community Update - June'20</a></li>
<li><a href="/news/2020/06/09/release-statefun-2.1.0.html">Stateful Functions 2.1.0 Release Announcement</a></li>
<li><a href="/news/2020/05/12/release-1.10.1.html">Apache Flink 1.10.1 Released</a></li>
<li><a href="/news/2020/05/07/community-update.html">Flink Community Update - May'20</a></li>
<li><a href="/news/2020/05/04/season-of-docs.html">Applying to Google Season of Docs 2020</a></li>
<li><a href="/news/2020/04/24/release-1.9.3.html">Apache Flink 1.9.3 Released</a></li>
<li><a href="/news/2020/04/21/memory-management-improvements-flink-1.10.html">Memory Management Improvements with Apache Flink 1.10</a></li>
<li><a href="/news/2020/04/15/flink-serialization-tuning-vol-1.html">Flink Serialization Tuning Vol. 1: Choosing your Serializer — if you can</a></li>
<li><a href="/2020/04/09/pyflink-udf-support-flink.html">PyFlink: Introducing Python Support for UDFs in Flink's Table API</a></li>
<li><a href="/news/2020/04/07/release-statefun-2.0.0.html">Stateful Functions 2.0 - An Event-driven Database on Apache Flink</a></li>
<li><a href="/news/2020/04/01/community-update.html">Flink Community Update - April'20</a></li>
<li><a href="/features/2020/03/27/flink-for-data-warehouse.html">Flink as Unified Engine for Modern Data Warehousing: Production-Ready Hive Integration</a></li>
<li><a href="/news/2020/03/24/demo-fraud-detection-2.html">Advanced Flink Application Patterns Vol.2: Dynamic Updates of Application Logic</a></li>
<li><a href="/ecosystem/2020/02/22/apache-beam-how-beam-runs-on-top-of-flink.html">Apache Beam: How Beam Runs on Top of Flink</a></li>
<li><a href="/news/2020/02/20/ddl.html">No Java Required: Configuring Sources and Sinks in SQL</a></li>
<li><a href="/news/2020/02/11/release-1.10.0.html">Apache Flink 1.10.0 Release Announcement</a></li>
<li><a href="/news/2020/02/07/a-guide-for-unit-testing-in-apache-flink.html">A Guide for Unit Testing in Apache Flink</a></li>
<li><a href="/news/2020/01/30/release-1.9.2.html">Apache Flink 1.9.2 Released</a></li>
<li><a href="/news/2020/01/29/state-unlocked-interacting-with-state-in-apache-flink.html">State Unlocked: Interacting with State in Apache Flink</a></li>
<li><a href="/news/2020/01/15/demo-fraud-detection.html">Advanced Flink Application Patterns Vol.1: Case Study of a Fraud Detection System</a></li>
</ul>
<hr>
<h2>2019</h2>
<ul id="markdown-toc">
<li><a href="/news/2019/12/11/release-1.8.3.html">Apache Flink 1.8.3 Released</a></li>
<li><a href="/news/2019/12/09/flink-kubernetes-kudo.html">Running Apache Flink on Kubernetes with KUDO</a></li>
<li><a href="/news/2019/11/25/query-pulsar-streams-using-apache-flink.html">How to query Pulsar Streams using Apache Flink</a></li>
<li><a href="/news/2019/10/18/release-1.9.1.html">Apache Flink 1.9.1 Released</a></li>
<li><a href="/feature/2019/09/13/state-processor-api.html">The State Processor API: How to Read, write and modify the state of Flink applications</a></li>
<li><a href="/news/2019/09/11/release-1.8.2.html">Apache Flink 1.8.2 Released</a></li>
<li><a href="/news/2019/09/10/community-update.html">Flink Community Update - September'19</a></li>
<li><a href="/news/2019/08/22/release-1.9.0.html">Apache Flink 1.9.0 Release Announcement</a></li>
<li><a href="/2019/07/23/flink-network-stack-2.html">Flink Network Stack Vol. 2: Monitoring, Metrics, and that Backpressure Thing</a></li>
<li><a href="/news/2019/07/02/release-1.8.1.html">Apache Flink 1.8.1 Released</a></li>
<li><a href="/2019/06/26/broadcast-state.html">A Practical Guide to Broadcast State in Apache Flink</a></li>
<li><a href="/2019/06/05/flink-network-stack.html">A Deep-Dive into Flink's Network Stack</a></li>
<li><a href="/2019/05/19/state-ttl.html">State TTL in Flink 1.8.0: How to Automatically Cleanup Application State in Apache Flink</a></li>
<li><a href="/2019/05/14/temporal-tables.html">Flux capacitor, huh? Temporal Tables and Joins in Streaming SQL</a></li>
<li><a href="/2019/05/03/pulsar-flink.html">When Flink & Pulsar Come Together</a></li>
<li><a href="/news/2019/04/17/sod.html">Apache Flink's Application to Season of Docs</a></li>
<li><a href="/news/2019/04/09/release-1.8.0.html">Apache Flink 1.8.0 Release Announcement</a></li>
<li><a href="/features/2019/03/11/prometheus-monitoring.html">Flink and Prometheus: Cloud-native monitoring of streaming applications</a></li>
<li><a href="/news/2019/03/06/ffsf-preview.html">What to expect from Flink Forward San Francisco 2019</a></li>
<li><a href="/news/2019/02/25/monitoring-best-practices.html">Monitoring Apache Flink Applications 101</a></li>
<li><a href="/news/2019/02/25/release-1.6.4.html">Apache Flink 1.6.4 Released</a></li>
<li><a href="/news/2019/02/15/release-1.7.2.html">Apache Flink 1.7.2 Released</a></li>
<li><a href="/news/2019/02/13/unified-batch-streaming-blink.html">Batch as a Special Case of Streaming and Alibaba's contribution of Blink</a></li>
</ul>
<hr>
<h2>2018</h2>
<ul id="markdown-toc">
<li><a href="/news/2018/12/26/release-1.5.6.html">Apache Flink 1.5.6 Released</a></li>
<li><a href="/news/2018/12/22/release-1.6.3.html">Apache Flink 1.6.3 Released</a></li>
<li><a href="/news/2018/12/21/release-1.7.1.html">Apache Flink 1.7.1 Released</a></li>
<li><a href="/news/2018/11/30/release-1.7.0.html">Apache Flink 1.7.0 Release Announcement</a></li>
<li><a href="/news/2018/10/29/release-1.6.2.html">Apache Flink 1.6.2 Released</a></li>
<li><a href="/news/2018/10/29/release-1.5.5.html">Apache Flink 1.5.5 Released</a></li>
<li><a href="/news/2018/09/20/release-1.6.1.html">Apache Flink 1.6.1 Released</a></li>
<li><a href="/news/2018/09/20/release-1.5.4.html">Apache Flink 1.5.4 Released</a></li>
<li><a href="/news/2018/08/21/release-1.5.3.html">Apache Flink 1.5.3 Released</a></li>
<li><a href="/news/2018/08/09/release-1.6.0.html">Apache Flink 1.6.0 Release Announcement</a></li>
<li><a href="/news/2018/07/31/release-1.5.2.html">Apache Flink 1.5.2 Released</a></li>
<li><a href="/news/2018/07/12/release-1.5.1.html">Apache Flink 1.5.1 Released</a></li>
<li><a href="/news/2018/05/25/release-1.5.0.html">Apache Flink 1.5.0 Release Announcement</a></li>
<li><a href="/news/2018/03/15/release-1.3.3.html">Apache Flink 1.3.3 Released</a></li>
<li><a href="/news/2018/03/08/release-1.4.2.html">Apache Flink 1.4.2 Released</a></li>
<li><a href="/features/2018/03/01/end-to-end-exactly-once-apache-flink.html">An Overview of End-to-End Exactly-Once Processing in Apache Flink (with Apache Kafka, too!)</a></li>
<li><a href="/news/2018/02/15/release-1.4.1.html">Apache Flink 1.4.1 Released</a></li>
<li><a href="/features/2018/01/30/incremental-checkpointing.html">Managing Large State in Apache Flink: An Intro to Incremental Checkpointing</a></li>
</ul>
<hr>
<h2>2017</h2>
<ul id="markdown-toc">
<li><a href="/news/2017/12/21/2017-year-in-review.html">Apache Flink in 2017: Year in Review</a></li>
<li><a href="/news/2017/12/12/release-1.4.0.html">Apache Flink 1.4.0 Release Announcement</a></li>
<li><a href="/news/2017/11/22/release-1.4-and-1.5-timeline.html">Looking Ahead to Apache Flink 1.4.0 and 1.5.0</a></li>
<li><a href="/news/2017/08/05/release-1.3.2.html">Apache Flink 1.3.2 Released</a></li>
<li><a href="/features/2017/07/04/flink-rescalable-state.html">A Deep Dive into Rescalable State in Apache Flink</a></li>
<li><a href="/news/2017/06/23/release-1.3.1.html">Apache Flink 1.3.1 Released</a></li>
<li><a href="/news/2017/06/01/release-1.3.0.html">Apache Flink 1.3.0 Release Announcement</a></li>
<li><a href="/news/2017/05/16/official-docker-image.html">Introducing Docker Images for Apache Flink</a></li>
<li><a href="/news/2017/04/26/release-1.2.1.html">Apache Flink 1.2.1 Released</a></li>
<li><a href="/news/2017/04/04/dynamic-tables.html">Continuous Queries on Dynamic Tables</a></li>
<li><a href="/news/2017/03/29/table-sql-api-update.html">From Streams to Tables and Back Again: An Update on Flink's Table & SQL API</a></li>
<li><a href="/news/2017/03/23/release-1.1.5.html">Apache Flink 1.1.5 Released</a></li>
<li><a href="/news/2017/02/06/release-1.2.0.html">Announcing Apache Flink 1.2.0</a></li>
</ul>
<hr>
<h2>2016</h2>
<ul id="markdown-toc">
<li><a href="/news/2016/12/21/release-1.1.4.html">Apache Flink 1.1.4 Released</a></li>
<li><a href="/news/2016/12/19/2016-year-in-review.html">Apache Flink in 2016: Year in Review</a></li>
<li><a href="/news/2016/10/12/release-1.1.3.html">Apache Flink 1.1.3 Released</a></li>
<li><a href="/news/2016/09/05/release-1.1.2.html">Apache Flink 1.1.2 Released</a></li>
<li><a href="/news/2016/08/24/ff16-keynotes-panels.html">Flink Forward 2016: Announcing Schedule, Keynotes, and Panel Discussion</a></li>
<li><a href="/news/2016/08/11/release-1.1.1.html">Flink 1.1.1 Released</a></li>
<li><a href="/news/2016/08/08/release-1.1.0.html">Announcing Apache Flink 1.1.0</a></li>
<li><a href="/news/2016/05/24/stream-sql.html">Stream Processing for Everyone with SQL and Apache Flink</a></li>
<li><a href="/news/2016/05/11/release-1.0.3.html">Flink 1.0.3 Released</a></li>
<li><a href="/news/2016/04/22/release-1.0.2.html">Flink 1.0.2 Released</a></li>
<li><a href="/news/2016/04/14/flink-forward-announce.html">Flink Forward 2016 Call for Submissions Is Now Open</a></li>
<li><a href="/news/2016/04/06/cep-monitoring.html">Introducing Complex Event Processing (CEP) with Apache Flink</a></li>
<li><a href="/news/2016/04/06/release-1.0.1.html">Flink 1.0.1 Released</a></li>
<li><a href="/news/2016/03/08/release-1.0.0.html">Announcing Apache Flink 1.0.0</a></li>
<li><a href="/news/2016/02/11/release-0.10.2.html">Flink 0.10.2 Released</a></li>
</ul>
<hr>
<h2>2015</h2>
<ul id="markdown-toc">
<li><a href="/news/2015/12/18/a-year-in-review.html">Flink 2015: A year in review, and a lookout to 2016</a></li>
<li><a href="/news/2015/12/11/storm-compatibility.html">Storm Compatibility in Apache Flink: How to run existing Storm topologies on Flink</a></li>
<li><a href="/news/2015/12/04/Introducing-windows.html">Introducing Stream Windows in Apache Flink</a></li>
<li><a href="/news/2015/11/27/release-0.10.1.html">Flink 0.10.1 released</a></li>
<li><a href="/news/2015/11/16/release-0.10.0.html">Announcing Apache Flink 0.10.0</a></li>
<li><a href="/news/2015/09/16/off-heap-memory.html">Off-heap Memory in Apache Flink and the curious JIT compiler</a></li>
<li><a href="/news/2015/09/03/flink-forward.html">Announcing Flink Forward 2015</a></li>
<li><a href="/news/2015/09/01/release-0.9.1.html">Apache Flink 0.9.1 available</a></li>
<li><a href="/news/2015/08/24/introducing-flink-gelly.html">Introducing Gelly: Graph Processing with Apache Flink</a></li>
<li><a href="/news/2015/06/24/announcing-apache-flink-0.9.0-release.html">Announcing Apache Flink 0.9.0</a></li>
<li><a href="/news/2015/05/14/Community-update-April.html">April 2015 in the Flink community</a></li>
<li><a href="/news/2015/05/11/Juggling-with-Bits-and-Bytes.html">Juggling with Bits and Bytes</a></li>
<li><a href="/news/2015/04/13/release-0.9.0-milestone1.html">Announcing Flink 0.9.0-milestone1 preview release</a></li>
<li><a href="/news/2015/04/07/march-in-flink.html">March 2015 in the Flink community</a></li>
<li><a href="/news/2015/03/13/peeking-into-Apache-Flinks-Engine-Room.html">Peeking into Apache Flink's Engine Room</a></li>
<li><a href="/news/2015/03/02/february-2015-in-flink.html">February 2015 in the Flink community</a></li>
<li><a href="/news/2015/02/09/streaming-example.html">Introducing Flink Streaming</a></li>
<li><a href="/news/2015/02/04/january-in-flink.html">January 2015 in the Flink community</a></li>
<li><a href="/news/2015/01/21/release-0.8.html">Apache Flink 0.8.0 available</a></li>
<li><a href="/news/2015/01/06/december-in-flink.html">December 2014 in the Flink community</a></li>
</ul>
<hr>
<h2>2014</h2>
<ul id="markdown-toc">
<li><a href="/news/2014/11/18/hadoop-compatibility.html">Hadoop Compatibility in Flink</a></li>
<li><a href="/news/2014/11/04/release-0.7.0.html">Apache Flink 0.7.0 available</a></li>
<li><a href="/news/2014/10/03/upcoming_events.html">Upcoming Events</a></li>
<li><a href="/news/2014/09/26/release-0.6.1.html">Apache Flink 0.6.1 available</a></li>
<li><a href="/news/2014/08/26/release-0.6.html">Apache Flink 0.6 available</a></li>
</ul>
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