实时计算 Flink版checkpoint state 的相关内容

阿里云文档 2025-02-18

Checkpoint与Savepoint

系统检查点（Checkpoint）和作业快照（Savepoint）统称为状态集。本文为您介绍如何管理作业的状态集，包括创建、查看、删除和从指定状态恢复。

问答 2024-05-30 来自：开发者社区

Flink CDC mongo cdc checkpoint 存储的 state 有清理机制吗？

阿里云文档 2022-12-28

如何在Flink集群中配置OSS来存储Checkpoint和Savepoint

本文通过示例为您介绍如何在E-MapReduce on ACK的Flink集群中配置OSS来存储Flink作业的Checkpoint和Savepoint。

问答 2021-01-05 来自：开发者社区

flink 算子中定义的对象内存 checkpoint时会保存到 state中吗

例如，自定义Aggregate函数，accumulator的 Set 中的内容会保存到state中么代码如下： public class AggregateResult implements Serializable { private String key; private Double result = 0.0; private Set distinct; } ...

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更新时间 2024-05-30 23:10:42

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实时计算Flink版

阿里云实时计算Flink版(Alibaba Cloud Realtime Compute)，完全兼容开源的Apache Flink，比开源性能提升2～3倍，提供了完整的告警、监控、日志的解决方案、提升开发效率且无运维成本，并有社区专家提供技术支持。

立即开通

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实时同步

MySQL 到 Hologres

Kafka 到 Hologres

功能对比

开源Flink对比

成本优化

作业自动调优