SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 1)
   ExpressionList (children 2)
    Function parseDateTime32BestEffortOrZero (alias a) (children 1)
     ExpressionList (children 2)
      Literal \'1640649600123\'
      Literal \'UTC\'
    Function toTypeName (children 1)
     ExpressionList (children 1)
      Identifier a
