实时计算 Flink版自定义的相关内容

问答 2023-12-31 来自：开发者社区

Flink CDC自定义的sink端连接mysql久了报错，有人知道怎么解决吗？

Flink CDC自定义的sink端连接mysql久了报错Communications link failure有人知道怎么解决吗？

文章 2023-12-29 来自：开发者社区

Flink自定义sink写入mysql

采用mybatis配置参考：https://blog.csdn.net/weixin_43291055/article/details/100152026 只需要在sink的时候自定义sink即可，核心代码如下： public class SinkTest extends RichSinkFunction { private UserMapper userMapper; @Ov...

文章 2023-12-29 来自：开发者社区

Flink自定义source、自定义sink

1.自定义source 继承RichSourceFunctionpublic class TestSource extends RichSourceFunction { private volatile boolean isRunning = true; @Override public void open(Configuration parameters) ...

问答 2023-12-25 来自：开发者社区

Flink CDC用的stream api 自定义反序列化器显示类型转换问题？

问答 2023-12-24 来自：开发者社区

Flink CDC有办法自定义同步到 Sr 的数据库名称吗？

Flink CDC无法创建带减号➖连字符的数据库名， mysql的库名又是这种格式，所以有办法自定义同步到 Sr 的数据库名称吗？

问答 2023-12-24 来自：开发者社区

Flink CDC可以自定义同步到 starrocks 的数据库名吗？

Flink CDC有个 mysql 同步到 starRocks的问题，就是可以自定义同步到 starrocks 的数据库名吗？

问答 2023-12-20 来自：开发者社区

Flink CDC如果有外键关联，主键还是自定义的，和另一张表有关联，那张表是不是也得要开启cdc？

Flink CDC如果有外键关联，主键还是自定义的，和另一张表有关联，那张表是不是也得要开启cdc？Caused by: java.lang.IllegalArgumentException: The column "AdminCode" is referenced as PRIMARY KEY, but a matching column is not defined in table "tx....

文章 2023-12-16 来自：开发者社区

要实现自定义 Flink Source

要实现自定义 Flink Source，可以通过继承 RichSourceFunction 类来实现。在 RichSourceFunction 中，可以重写 run(SourceContext<T> ctx) 方法来控制数据的下发。具体来说，可以在 run(SourceContext<T> ctx) 方法中使用一个循环来处理数据...

问答 2023-12-11 来自：开发者社区

Flink CDC基于flink自定义opengauss的source，这里我该怎么去split？

Flink CDC基于flink自定义opengauss的source，这里我该怎么去split，应该查看opengauss哪些特性呢？

问答 2023-12-11 来自：开发者社区

Flink CDC如何自定义适配写一个新的数据库的connector，不知道如何去split等？

Flink CDC如何自定义适配写一个新的数据库的connector，比如说opengauss，我现在了解了fink的source的相关，但不知道如何去split等？

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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

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