[jira] [Created] (FLINK-6975) Add CONCAT/CONCAT_WS supported in TableAPI

[Shang Yuanchun (Jira)]

sunjincheng created FLINK-6975:
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             Summary: Add CONCAT/CONCAT_WS supported in TableAPI
                 Key: FLINK-6975
                 URL: https://issues.apache.org/jira/browse/FLINK-6975
             Project: Flink
          Issue Type: Sub-task
          Components: Table API & SQL
    Affects Versions: 1.4.0
            Reporter: sunjincheng


See FLINK-6925 for detail.



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