[jira] [Created] (FLINK-19749) document error

[Shang Yuanchun (Jira)]

appleyuchi created FLINK-19749:
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             Summary: document error
                 Key: FLINK-19749
                 URL: https://issues.apache.org/jira/browse/FLINK-19749
             Project: Flink
          Issue Type: Bug
            Reporter: appleyuchi


in this link there's a "description":
Performs a field add operation. Existing fields will be replaced if add columns name is the same as the existing column name. Moreover, if the added fields have duplicate field name, then the last one is used.

" add columns"->" added column's name"



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