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https://issues.apache.org/jira/browse/FLINK-20926?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17263880#comment-17263880
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Jark Wu commented on FLINK-20926:
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Which maxwell field maps the {{primary-key-columns}} metadata? [~lmagics]
I think we can provide the extra metadata fields in the future, as they sound
not useful for now.
> Allow to read metadata for maxwell-json format
> ----------------------------------------------
>
> Key: FLINK-20926
> URL: https://issues.apache.org/jira/browse/FLINK-20926
> Project: Flink
> Issue Type: Sub-task
> Components: Formats (JSON, Avro, Parquet, ORC, SequenceFile), Table
> SQL / API
> Reporter: Q Kang
> Assignee: Q Kang
> Priority: Major
>
> Canal-json and debezium-json metadata are already implemented. We still need
> metadata for maxwell-json to fill in the blanks for CDC formats.
>
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