The Apache Flink community is actively preparing Flink 2.0, the first major release since Flink 1.0 launched 8 years ago. As a significant milestone, Flink 2.0 is set to introduce numerous innovative features and improvements, along with some compatibility-breaking changes. To facilitate early adaptation to these changes for our users and partner projects (e.g., connectors), and to offer a sneak peek into the exciting new features while gathering feedback, we are now providing a preview release of Flink 2.