org.apache.flink.util.FlinkException: Global failure triggered by OperatorCoordinator for 'Source: TableSourceScan(table=[[default_catalog, default_database, orderline_source_4]], fields=[id, order_i....

问答 2022-09-06 来自：开发者社区

flink cdc 读取历史数据的时候能保证数据根据某个时间字段或者主键顺序读取吗

问答 2022-09-06 来自：开发者社区

flink cdc 同步oracle数据时需要在oracle中做什么特殊的配置吗？

flink cdc 同步oracle数据时需要在oracle中做什么特殊的配置吗，按照cdc官网的配置操作后，cdc程序没有连接上oracle

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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