作者：田志声前言 Flink 是目前最流行的大数据及流式计算框架之一，用户可以使用 Java/Scala/Python 的 DataStream 接口或者标准 SQL 语言来快速实现一个分布式高可用的流式应用，通过内部的 Java JIT、off-heap 内存管理等技术优化性能，并且有完整的 S...

Flink运行时之客户端提交作业图-上

客户端提交作业图作业图（JobGraph）是Flink的运行时所能理解的作业表示，无论程序通过是DataStream还是DataSet API编写的，它们的JobGraph提交给JobManager以及之后的处理都将得到统一。本篇我们将分析客户端如何提交JobGraph给JobManager。流...

Flink运行时之客户端提交作业图-下

submitJob方法分析 JobClientActor通过向JobManager的Actor发送SubmitJob消息来提交Job，JobManager接收到消息对象之后，构建一个JobInfo对象以封装Job的基本信息，然后将这两个对象传递给submitJob方法：我们会以submitJob的...

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更新时间 2024-01-02 09:17:06

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实时计算Flink版

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立即开通

产品控制台

产品文档

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