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文章 2024-06-16 来自：开发者社区

实时计算 Flink版产品使用问题之在使用CDAS语法同步MySQL数据到Hologres时，如果开启了字段类型宽容模式，MySQL中的JSON类型会被转换为什么

问题一：在Flink使用cdas语法，mysql的json类型到了hologres会变成什么类型？在Flink使用cdas语法，同步mysql数据到hologres(开启了字段类型宽容模式'enableTypeNormalization' = 'true')，mysql的json类型到了hologres会变成什么类型？在文档上没找到映射关系。参考答案： ...

问答 2024-06-10 来自：开发者社区

在Flink使用cdas语法，mysql的json类型到了hologres会变成什么类型？

在Flink使用cdas语法，同步mysql数据到hologres(开启了字段类型宽容模式'enableTypeNormalization' = 'true')，mysql的json类型到了hologres会变成什么类型？在文档上没找到映射关系。

问答 2024-01-24 来自：开发者社区

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？

阿里云文档 2023-09-27

Raw格式的使用方法和类型映射_实时计算 Flink版(Flink)

本文为您介绍Raw格式的使用方法、配置选项和类型映射。

问答 2023-09-12 来自：开发者社区

Flink CDC 报这个错是因为处理空值问题还是因为json字段的类型映射错了？

Flink CDC mysql 的json数据同步到es 报这个错是因为处理空值问题还是因为json字段的类型映射错了 SerializedThrowable: Elasticsearch exception [type=mapper_parsing_exception, reason=object mapping for [product] tried to parse field [pro....

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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