SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 6)
   ExpressionList (children 5)
    Identifier CounterID
    Function quantileTiming (alias qt) (children 2)
     ExpressionList (children 1)
      Identifier SendTiming
     ExpressionList (children 1)
      Literal Float64_0.5
    Function least (alias qe) (children 1)
     ExpressionList (children 2)
      Literal UInt64_30000
      Function quantileExact (children 2)
       ExpressionList (children 1)
        Identifier SendTiming
       ExpressionList (children 1)
        Literal Float64_0.5
    Function count (alias c) (children 1)
     ExpressionList
    Function round (alias rounded_diff) (children 1)
     ExpressionList (children 2)
      Function divide (alias diff) (children 1)
       ExpressionList (children 2)
        Function abs (children 1)
         ExpressionList (children 1)
          Function minus (children 1)
           ExpressionList (children 2)
            Identifier qt
            Identifier qe
        Function greatest (children 1)
         ExpressionList (children 2)
          Identifier qt
          Identifier qe
      Literal UInt64_3
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      TableIdentifier test.hits
   Function notEquals (children 1)
    ExpressionList (children 2)
     Identifier SendTiming
     Literal Int64_-1
   ExpressionList (children 1)
    Identifier CounterID
   Function notEquals (children 1)
    ExpressionList (children 2)
     Identifier diff
     Literal UInt64_0
   ExpressionList (children 1)
    OrderByElement (children 1)
     Identifier diff