使用【flink cdc】的方式从【oceanbase数据库】同步数据到【doris 数据库】，期间遇到了这么一个报错【unsupported protocol version】，是什么原因导致的呢？如何解决这个报错？flink 版本： 1.15.0flink-sql-connector-oceanbase-cdc 版本： 2.2.0oceanbase 版本： 4.2.1oblogproxy....

问答 2023-12-20 来自：开发者社区

Flink CDC怎么在ElasticSearch中查看同步的数据啊？

问答 2023-12-20 来自：开发者社区

flink cdc进行多表关联时生成大宽表时，同步的时候会丢失更新的情况吗？

flink cdc进行多表关联时生成大宽表时，同步的时候会丢失更新的情况吗，但手动修改数据，它又能正常触发同步，日志没报错？

问答 2023-12-20 来自：开发者社区

Flink CDC这种分库分表同步场景下源表和目标表主键不一致的情况cdc 3.0 也不支持吗？

Flink CDC这种分库分表同步场景下源表和目标表主键不一致的情况cdc 3.0 pipeline也不支持吗？

问答 2023-12-20 来自：开发者社区

Flink CDC业务表使用自增id主键，同时有业务唯一键，cdc 3.0支持这种主键不一致同步吗？

Flink CDC业务表使用自增id主键，同时有业务唯一键，但在MPP表里面希望使用业务唯一键为主键，cdc 3.0支持这种主键不一致同步吗？

问答 2023-12-20 来自：开发者社区

Flink CDC监控mysql数据导入到mysql，目的库表也同步变更的demo有吗？

Flink CDC监控mysql数据导入到mysql，如果mysql表结构变化，目的库表也同步变更的demo有吗？

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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