在Flink CEP中，可以通过定义带有时间约束的模式来匹配事件的持续时间。对于给定的例子，如果要匹配车速高于120km/h且持续时间超过1分钟的情况，可以采用以下步骤进行模式定义和匹配：首先，确保数据流已经被赋予了时间戳和水位线，这样Flink才能根据事件时间进行正确的排序和匹配。如果数据源已经...

Flink CDC里为什么这里又要重新定义一遍options呀？

https://github.com/ververica/flink-cdc-connectors/blob/master/flink-cdc-connect/flink-cdc-pipeline-connectors/flink-cdc-pipeline-connector-doris/src/m...

Flink CDC里我mysql 数据库有个表它的字段定义为date类型，数值变化什么原因？

Flink CDC里我mysql 数据库有个表它的字段定义为date类型，比如在数据库中存储的值为2024-02-01，用flink cdc读取binlog这个字段的值变成了数字19754，是什么原因，该怎么解决？

Flink CDC 联合主键。这表结构是dba给的，这种定义不符合规范?

Flink CDC写doris这个错误是啥意思，schema定义也没错啊？

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更新时间 2024-05-17 07:18:07

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实时计算Flink版

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立即开通

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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