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https://issues.apache.org/jira/browse/FLINK-18824?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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ASF GitHub Bot updated FLINK-18824:
-----------------------------------
    Labels: pull-request-available  (was: )

> Support serialization for canal-json format
> -------------------------------------------
>
>                 Key: FLINK-18824
>                 URL: https://issues.apache.org/jira/browse/FLINK-18824
>             Project: Flink
>          Issue Type: Sub-task
>          Components: Formats (JSON, Avro, Parquet, ORC, SequenceFile), Table 
> SQL / Ecosystem
>            Reporter: Jark Wu
>            Assignee: CaoZhen
>            Priority: Major
>              Labels: pull-request-available
>
> Currently, canal-json format only support deserialization, but not support 
> serialization. This is not convenient for users to writing changelogs to an 
> message queue. 
> The serialization for canal-json can follow the json strcuture of Canal, but 
> considering currently Flink can't combine UPDATE_BEFORE and UPDATE_AFTER into 
> a single UPDATE message. We can encode UPDATE_BEFORE and UDPATE_AFTER as 
> DELETE and INSERT canal messages. 



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