问题一：Flink CDC里flink-sql 中json_array 类型怎么转成 array类型？ Flink CDC里flink-sql 中 json_array 类型怎么转成 array 类型？参考答案：自定义udf函数。关于本问题的更多回答可点击进行查看： https://developer.al...

问答 2024-07-03 来自：开发者社区

对于Flink CDC，这个报错是cdc3.1.0还不支持mysql的列字段名变更功能采集吗

对于Flink CDC，这个报错是cdc3.1.0还不支持mysql的列字段名变更功能采集吗？java.lang.RuntimeException: Failed to schema change, AlterColumnTypeEvent{tableId=ods.ods_cuiheng_sys_coach_class_fees, nameMapping={price=DECIMAL(10, 2....

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更新时间 2024-07-17 09:14:20

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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。

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实时同步

MySQL 到 Hologres

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功能对比

开源Flink对比

成本优化

作业自动调优