Hi,

As Flink does not own the data, so it can not forbid this. It's the responsibility of user to deserialize messages from these topics with custom schema deser.


On 11/26/19 10:55 AM, Jun Zhang wrote:

If the data formats of the Multi-topics are different, what do you plan to do?

On 11/26/2019 08:53??leo<leozhangs...@qq.com> <mailto:leozhangs...@qq.com> wrote??


    Hi, all.


    I want to propose an improvement of KafkaTableSource which can
    consume
    multiple topics at the same time.

    Here is proposal,
    https://issues.apache.org/jira/browse/FLINK-14729


    Best,

    Leo


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