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flink mysql cdc connector,当作业出现checkpoint恢复的时候,原有的cdc连接保持没有清除,然后会新增加一个连接来抽取cdc数据。
从source的subtask观察得到,每ck重启一次,就会多一个subtask往下游发送数据,数据库的l连接也会多一条。有没有什么方法解决。
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flink mysql cdc connector,当作业出现checkpoint恢复的时候,原有的cdc连接保持没有清除,然后会新增加一个连接来抽取cdc数据。
从source的subtask观察得到,每ck重启一次,就会多一个subtask往下游发送数据,数据库的l连接也会多一条。有没有什么方法解决。
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