问题一：Flink sql执行sql时报错隐式转换SMALLINT and CHAR 执行SQL报错，查看sink表和source表字段没有SMALLINT和CHAR [ERROR] Could not execute SQL statement. Reason: org.apache.flink.table.api.ValidationException: i...

问答 2023-12-08 来自：开发者社区

Flink SQL处理postgresql字段date转TIMESTAMP

问题描述：数据处理时，源表字段类型为date，结果表字段类型为TIMESTAMP，使用Flink SQL做转换CAST(date AS TIMESTAMP(6)还是会报错，数据库长度为TIMESTAMP(6)报错如下截图：需求想问有什么办法将date类型在处理时转换为TIMESTAMP类型吗？

问答 2023-07-13 来自：开发者社区

Flink CDC 请问 Postgres CDC SQL 是不支持 TIMESTAMP数据类型吗？

Flink CDC 请问 Postgres CDC SQL 是不支持 TIMESTAMP WITH TIME ZONE 数据类型吗？

问答 2022-02-15 来自：开发者社区

Flink SQL中的DATE string和TIMESTAMP string函数的作用分别是什么？

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更新时间 2024-06-17 09:21:33

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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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MySQL 到 Hologres

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功能对比

开源Flink对比

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作业自动调优