[jira] [Created] (FLINK-12808) Introduce OverwritableTableSink for supporting insert overwrite

[Jark Wu (JIRA)]

Jark Wu created FLINK-12808:
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             Summary: Introduce OverwritableTableSink for supporting insert 
overwrite
                 Key: FLINK-12808
                 URL: https://issues.apache.org/jira/browse/FLINK-12808
             Project: Flink
          Issue Type: New Feature
          Components: Table SQL / API
            Reporter: Jark Wu
            Assignee: Jark Wu


Introduce a sink interface to support remove existing data before writing new 
data, i.e. INSERT OVERWRITE.



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