トリガーと UDF を使用して MySQL 5.1 から動的電子メール通知を送信する方法

CREATE TRIGGER test.autosendfromdrop BEFORE INSERT ON test.emaildrop
FOR EACH ROW BEGIN
  /* START THE WRITING OF THE EMAIL FILE HERE*/      
  SELECT
    concat("To: ", NEW.To),
    concat("From: ", NEW.From),
    concat("Subject: ", NEW.Subject),
    NEW.Body
  INTO OUTFILE
    "C:\inetpub\mailroot\pickup\mail.txt"
  FIELDS TERMINATED BY '\r\n' ESCAPED BY '';
END;

CREATE FUNCTION `HTMLBody`(Msg varchar(8192))
RETURNS varchar(17408) CHARSET latin1 DETERMINISTIC
BEGIN
  declare tmpMsg varchar(17408);
  set tmpMsg = cast(concat(
    'Date: ', date_format(NOW(), '%e %b %Y %H:%i:%S -0600'), '\r\n',
    'MIME-Version: 1.0', '\r\n',
    'Content-Type: multipart/alternative;', '\r\n',
    ' boundary=\"----=_NextPart_000_0000_01CA4B3F.8C263EE0\"', '\r\n',
    'Content-Class: urn:content-classes:message', '\r\n',
    'Importance: normal', '\r\n',
    'Priority: normal', '\r\n', '', '\r\n', '', '\r\n',
    'This is a multi-part message in MIME format.', '\r\n', '', '\r\n',
    '------=_NextPart_000_0000_01CA4B3F.8C263EE0', '\r\n',
    'Content-Type: text/plain;', '\r\n',
    '  charset=\"iso-8859-1\"', '\r\n',
    'Content-Transfer-Encoding: 7bit', '\r\n', '', '\r\n', '', '\r\n',
    Msg,
    '\r\n', '', '\r\n', '', '\r\n',
    '------=_NextPart_000_0000_01CA4B3F.8C263EE0', '\r\n',
    'Content-Type: text/html', '\r\n',
    'Content-Transfer-Encoding: 7bit', '\r\n', '', '\r\n',
    Msg,
    '\r\n', '------=_NextPart_000_0000_01CA4B3F.8C263EE0--'
  ) as char);
  RETURN tmpMsg;
END;