SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 1)
   ExpressionList (children 2)
    Function getSetting (alias v) (children 1)
     ExpressionList (children 1)
      Literal \'custom_f\'
    Function toTypeName (children 1)
     ExpressionList (children 1)
      Identifier v