[GitHub] flink issue #4674: [FLINK-7627] [table] SingleElementIterable should impleme...

[fhueske]

Github user fhueske commented on the issue:

    https://github.com/apache/flink/pull/4674
  
    Hi @hequn8128, can you give some information on the motivation for this PR? 
    Thanks, Fabian


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