SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 1)
   ExpressionList (children 1)
    Function equals (children 1)
     ExpressionList (children 2)
      Function positionUTF8 (children 1)
       ExpressionList (children 2)
        Literal \'\' (alias h)
        Function lowerUTF8 (children 1)
         ExpressionList (children 1)
          Literal \'\' (alias n)
      Function positionCaseInsensitiveUTF8 (children 1)
       ExpressionList (children 2)
        Identifier h
        Identifier n
