SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 2)
   ExpressionList (children 4)
    Function untuple (children 1)
     ExpressionList (children 1)
      Function tuple (children 1)
       ExpressionList (children 1)
        Literal Float64_100.0000991821289
    Literal NULL
    Function untuple (children 1)
     ExpressionList (children 1)
      Function tuple (children 1)
       ExpressionList (children 2)
        Function toDateTime (children 1)
         ExpressionList (children 5)
          Literal UInt64_9223372036854775806
          Literal Int64_-1
          Literal NULL
          Literal NULL
          Function toDateTime (children 1)
           ExpressionList (children 2)
            Literal NULL
            Literal NULL
        Asterisk (children 1)
         ColumnsTransformerList (children 1)
          ColumnsExceptTransformer (children 1)
           Identifier b
    Literal NULL
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      Subquery (children 1)
       SelectWithUnionQuery (children 1)
        ExpressionList (children 1)
         SelectQuery (children 1)
          ExpressionList (children 3)
           Literal UInt64_1 (alias a)
           Literal UInt64_1024
           Literal NULL (alias b)