SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 3)
   ExpressionList (children 6)
    Function toFloat64 (alias x) (children 1)
     ExpressionList (children 1)
      Function divide (children 1)
       ExpressionList (children 2)
        Function minus (children 1)
         ExpressionList (children 2)
          Identifier number
          Literal UInt64_10
        Literal UInt64_10
    Function round (children 1)
     ExpressionList (children 1)
      Identifier x
    Function roundBankers (children 1)
     ExpressionList (children 1)
      Identifier x
    Function floor (children 1)
     ExpressionList (children 1)
      Identifier x
    Function ceil (children 1)
     ExpressionList (children 1)
      Identifier x
    Function trunc (children 1)
     ExpressionList (children 1)
      Identifier x
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      TableIdentifier system.numbers
   Literal UInt64_20