[jira] [Created] (FLINK-21686) Duplicate code in hive parser file should be abstracted into functions

[Shang Yuanchun (Jira)]

humengyu created FLINK-21686:
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             Summary: Duplicate code in hive parser file should be abstracted into functions
                 Key: FLINK-21686
                 URL: https://issues.apache.org/jira/browse/FLINK-21686
             Project: Flink
          Issue Type: Improvement
          Components: Table SQL / API, Table SQL / Client
            Reporter: humengyu


It would be better to use functions rather than duplicate code in hive parser file:
 # <IF> <EXISTS> option should be abstracted into a function;
 # <IF> <NOT> <EXISTS> option should be abstracted into a function.



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