SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 1)
   ExpressionList (children 3)
    Function toDecimal64 (alias x) (children 1)
     ExpressionList (children 2)
      Literal \'2147483647\'
      Literal UInt64_2
    Function toInt32 (children 1)
     ExpressionList (children 1)
      Identifier x
    Function toInt32 (children 1)
     ExpressionList (children 1)
      Function negate (children 1)
       ExpressionList (children 1)
        Identifier x