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From GitBox <...@apache.org>
Subject [GitHub] yanghua commented on a change in pull request #6521: [FLINK-5315][table] Adding support for distinct operation for table API on DataStream
Date Wed, 08 Aug 2018 07:04:41 GMT
yanghua commented on a change in pull request #6521: [FLINK-5315][table] Adding support for
distinct operation for table API on DataStream
URL: https://github.com/apache/flink/pull/6521#discussion_r208473676
 
 

 ##########
 File path: flink-libraries/flink-table/src/main/scala/org/apache/flink/table/api/scala/expressionDsl.scala
 ##########
 @@ -214,10 +214,16 @@ trait ImplicitExpressionOperations {
   def varSamp = VarSamp(expr)
 
   /**
-    *  Returns multiset aggregate of a given expression.
+    * Returns multiset aggregate of a given expression.
     */
   def collect = Collect(expr)
 
+  /**
+    * Return a distinct field reference to a given expression
+    * @return
 
 Review comment:
   remove this line

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