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Amazon Managed Service for Apache Flink adds support for Flink 2.3

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Amazon Managed Service for Apache Flink now supports Apache Flink version 2.3, bringing adaptive partition selection for better backpressure handling and improved out-of-order updates for CDC pipelines. This release also includes new SQL functions for stream conversion, benefiting developers and data engineers working with real-time streaming data. The update is available across all AWS Regions and can be accessed via new applications or in-place upgrades.

  • →Support for Apache Flink 2.3
  • →Easier stream conversion with new SQL functions
  • →Simplified streaming data analysis and management
  • →In-place version upgrades available
Features (1) ›
  • Support for Apache Flink 2.3

    Amazon Managed Service for Apache Flink now supports Apache Flink version 2.3, allowing users to leverage the latest features and improvements. This includes adaptive partition selection for improved backpressure handling and better processing of out-of-order updates in CDC pipelines, enhancing data correctness. New SQL functions are also introduced for easier conversion between changelog and standard streams.

Enhancements (2) ›
  • Easier stream conversion with new SQL functions

    New SQL functions are included in Apache Flink 2.3 support, simplifying the conversion between changelog and standard streams. This enhancement benefits developers by reducing the complexity of data manipulation within streaming applications.

  • In-place version upgrades available

    Users can perform in-place version upgrades for compatible applications to move them to the Flink 2.3 runtime. This offers a simpler and faster upgrade path compared to creating new applications from scratch.

Notes (1) ›
  • Simplified streaming data analysis and management

    Amazon Managed Service for Apache Flink simplifies the setup, operation, and scaling of Apache Flink applications, enabling developers and data engineers to focus on application logic rather than infrastructure management. The service is available across all AWS Regions.

Read the original announcement →

https://aws.amazon.com/about-aws/whats-new/2026/07/amazon-managed-service-flink-2-3/

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