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https://issues.apache.org/jira/browse/FLINK-20552?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17252218#comment-17252218
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mei jie edited comment on FLINK-20552 at 12/19/20, 4:53 PM:
------------------------------------------------------------

Hi, [~jark]

It seems unable to create SinkOperator by using insert into sql. I have tryied 
to triger source operator do snapshot, but the snapshot function of sink 
operator didn't be trigered.  Do you haven any other ideas ?




was (Author: meijies):
Hi, [~jark]

It seems unable to create SinkOperator by using insert into sql. I have tryied 
to triger source operator do snapshot, but the snapshot of sink operator didn't 
be trigered.  Do you haven any other ideas ?



> JdbcDynamicTableSink doesn't sink buffered data on checkpoint
> -------------------------------------------------------------
>
>                 Key: FLINK-20552
>                 URL: https://issues.apache.org/jira/browse/FLINK-20552
>             Project: Flink
>          Issue Type: Bug
>          Components: Connectors / JDBC, Table SQL / Ecosystem
>            Reporter: mei jie
>            Assignee: mei jie
>            Priority: Major
>              Labels: starter
>             Fix For: 1.13.0
>
>
> JdbcBatchingOutputFormat  is wrapped to OutputFormatSinkFunction``` when 
> createSinkTransformation at CommonPhysicalSink class. but 
> OutputFormatSinkFunction don't implement CheckpointedFunction interface, so 
> the flush method of JdbcBatchingOutputFormat can't be called  when checkpoint



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