Dec 24, 2021 · Big Data

Key Updates and New Features in Apache Flink 1.14.2 Release

The Apache Flink 1.14.2 release, launched on December 16, fixes a critical Log4j vulnerability, resolves OOM issues with the Pulsar connector, introduces numerous Table API, DataStream API, connector, and checkpoint enhancements, deprecates several legacy APIs, and drops support for Apache Mesos, while also promoting related PDF resources.

Apache FlinkBig DataCheckpoints

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Key Updates and New Features in Apache Flink 1.14.2 Release

Big Data Technology & Architecture

Nov 4, 2021 · Big Data

Understanding Flink State, Checkpoints, Savepoints, and Fault Tolerance

This article explains Flink's state concepts, the distinction between keyed and operator state, available state backends, TTL configuration, the mechanics of checkpoints and savepoints, and the two‑phase commit protocol for ensuring exactly‑once processing in streaming applications.

CheckpointsFlinkSavepoints

0 likes · 21 min read

Understanding Flink State, Checkpoints, Savepoints, and Fault Tolerance