SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 2)
   ExpressionList (children 3)
    Identifier value
    Identifier time
    Function round (children 1)
     ExpressionList (children 2)
      Identifier exp_smooth
      Literal UInt64_3
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      Subquery (children 1)
       SelectWithUnionQuery (children 1)
        ExpressionList (children 1)
         SelectQuery (children 2)
          ExpressionList (children 3)
           Identifier number (alias value)
           Identifier number (alias time)
           Function exponentialTimeDecayedAvg (alias exp_smooth) (children 2)
            ExpressionList (children 2)
             Identifier value
             Identifier time
            ExpressionList (children 1)
             Literal UInt64_1
          TablesInSelectQuery (children 1)
           TablesInSelectQueryElement (children 1)
            TableExpression (children 1)
             Function numbers (children 1)
              ExpressionList (children 1)
               Literal UInt64_10
