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Posted to issues@flink.apache.org by "Fangliang Liu (Jira)" <ji...@apache.org> on 2020/10/30 03:36:00 UTC

[jira] [Commented] (FLINK-19873) Skip DDL change events for Canal data

    [ https://issues.apache.org/jira/browse/FLINK-19873?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17223391#comment-17223391 ] 

Fangliang Liu commented on FLINK-19873:
---------------------------------------

[~jark] the type named  'CREATE' will be caught by the following code .

 
{code:java}
else {
   if (!ignoreParseErrors) {
      throw new IOException(format(
         "Unknown \"type\" value \"%s\". The Canal JSON message is '%s'", type, new String(message)));
   }
}
{code}
 

if ignoreParseErrors is set to true ,the 'CREATE'  message  will be ignored. Otherwise the exception you see will be thrown.

Do you think this needs to be optimized?Always ignore 'CREATE' type?

 

> Skip DDL change events for Canal data
> -------------------------------------
>
>                 Key: FLINK-19873
>                 URL: https://issues.apache.org/jira/browse/FLINK-19873
>             Project: Flink
>          Issue Type: Sub-task
>          Components: Formats (JSON, Avro, Parquet, ORC, SequenceFile), Table SQL / Ecosystem
>            Reporter: Jark Wu
>            Priority: Major
>             Fix For: 1.12.0
>
>         Attachments: image-2020-10-29-15-11-03-514.png, image-2020-10-29-15-11-16-137.png
>
>
> Currently, "canal-json" can't skip DDL change event and will fail the job. This is not very friendly for users. 
>  !image-2020-10-29-15-11-03-514.png! 
>  !image-2020-10-29-15-11-16-137.png! 



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