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From twalthr <...@git.apache.org>
Subject [GitHub] flink pull request #3026: [FLINK-2980] [table] Support for GROUPING SETS cla...
Date Mon, 23 Jan 2017 14:13:13 GMT
Github user twalthr commented on a diff in the pull request:

    https://github.com/apache/flink/pull/3026#discussion_r97314389
  
    --- Diff: flink-libraries/flink-table/src/main/scala/org/apache/flink/table/expressions/ExpressionParser.scala
---
    @@ -176,6 +179,12 @@ object ExpressionParser extends JavaTokenParsers with PackratParsers
{
       lazy val atom: PackratParser[Expression] =
         ( "(" ~> expression <~ ")" ) | literalExpr | fieldReference
     
    +  lazy val grouped: PackratParser[Expression] =
    +    "(" ~> expressionList <~ ")" ^^ { l => new GroupedExpression(l.toSeq) }
    +
    +  lazy val unit: PackratParser[Expression] =
    --- End diff --
    
    Use a different name for this. My IDE shows warnings.


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