PL/SQL 下邮件发送程序
2014-06-07 23:24
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对DBA而言，尽管在os级别下发送邮件是轻而易举的事情，然而很多时候我们也需要在PL/SQL中来发送邮件，比如监控job的执行状况等。本文根据网友(源作者未考证)的代码将其改装并封装到了package，感谢这位网友的无私奉献。文章首先给出演示调用该包发送邮件的情形后面给出了完整的代码。经测试Oracle 10g，Oracle 11g下均可用。关于os下发送邮件可参考：不可或缺的
sendEmail
1、调用SENDMAIL_PKG来发送邮件
[sql] view
plaincopyprint?
gx_admin@SYBO2SZ> set serveroutput on;
gx_admin@SYBO2SZ> DECLARE
2 P_RECEIVER VARCHAR2(32767);
3 P_SUB VARCHAR2(32767);
4 P_TXT VARCHAR2(32767);
5 ERR_NUM NUMBER;
6 ERR_MSG VARCHAR2(32767);
7
8 BEGIN
9 P_RECEIVER := 'robinson.chen@12306.com';
10 P_SUB := 'Test mail';
11 P_TXT := 'This is a test mail.';
12 ERR_NUM := NULL;
13 ERR_MSG := NULL;
14
15 SENDMAIL_PKG.SENDMAIL ( P_RECEIVER, P_SUB, P_TXT, ERR_NUM, ERR_MSG );
16
17 DBMS_OUTPUT.Put_Line('ERR_NUM = ' || TO_CHAR(ERR_NUM));
18 DBMS_OUTPUT.Put_Line('ERR_MSG = ' || ERR_MSG);
19
20 DBMS_OUTPUT.Put_Line('');
21
22 COMMIT;
23 END;
24 /
ERR_NUM = 0
ERR_MSG =
PL/SQL procedure successfully completed.
2、邮件发送结果
3、原代码
[sql] view
plaincopyprint?
--specification section
CREATE OR REPLACE PACKAGE "SENDMAIL_PKG"
IS
PROCEDURE sendmail (p_receiver VARCHAR2,
p_sub VARCHAR2,
p_txt VARCHAR2,
err_num OUT NUMBER,
err_msg OUT VARCHAR2);
END;
/
--body section
CREATE OR REPLACE PACKAGE BODY "SENDMAIL_PKG"
IS
PROCEDURE sendmail (p_receiver VARCHAR2,
p_sub VARCHAR2,
p_txt VARCHAR2,
err_num OUT NUMBER,
err_msg OUT VARCHAR2)
IS
/* p_receiver => receiver
p_sub => mail subject
p_txt => mail content
*/
p_user VARCHAR2 (30) := NULL;
p_pass VARCHAR2 (30) := NULL;
p_sendor VARCHAR2 (40) := 'DBA@gotrade.com';
p_server VARCHAR2 (20)
-- := system_pkg.get_sys_para_value ('TC_SMTP_IP'); --'192.168.7.65';
:='192.168.7.65';
p_port NUMBER := 25;
p_need_smtp NUMBER := 0;
p_subject VARCHAR2 (4000);
l_crlf VARCHAR2 (2) := UTL_TCP.crlf;
l_sendoraddress VARCHAR2 (4000);
l_splite VARCHAR2 (10) := '++';
boundary CONSTANT VARCHAR2 (256) := '-----BYSUK';
first_boundary CONSTANT VARCHAR2 (256) := '--' || boundary || l_crlf;
last_boundary CONSTANT VARCHAR2 (256)
:= '--' || boundary || '--' || l_crlf ;
multipart_mime_type CONSTANT VARCHAR2 (256)
:= 'multipart/mixed; boundary="' || boundary || '"' ;
TYPE address_list IS TABLE OF VARCHAR2 (100)
INDEX BY BINARY_INTEGER;
my_address_list address_list;
---------------------------------------split mail address----------------------------------------------
PROCEDURE p_splite_str (p_str VARCHAR2, p_splite_flag INT DEFAULT 1)
IS
l_addr VARCHAR2 (254) := '';
l_len INT;
l_str VARCHAR2 (4000);
j INT := 0;
BEGIN
/*Handle recieve mail address, such like blank, semicolon*/
l_str :=
TRIM (RTRIM (REPLACE (REPLACE (p_str, ';', ','), ' ', ''), ','));
l_len := LENGTH (l_str);
FOR i IN 1 .. l_len
LOOP
IF SUBSTR (l_str, i, 1) <> ','
THEN
l_addr := l_addr || SUBSTR (l_str, i, 1);
ELSE
j := j + 1;
IF p_splite_flag = 1
THEN
--Add symbol '<>' for each mail address. else could not send to many reciever
l_addr := '<' || l_addr || '>';
my_address_list (j) := l_addr;
END IF;
l_addr := '';
END IF;
IF i = l_len
THEN
j := j + 1;
IF p_splite_flag = 1
THEN
l_addr := '<' || l_addr || '>';
my_address_list (j) := l_addr;
END IF;
END IF;
END LOOP;
END;
-----------------------------------write mail header and mail content----------------------------------
PROCEDURE write_data (p_conn IN OUT NOCOPY UTL_SMTP.connection,
p_name IN VARCHAR2,
p_value IN VARCHAR2,
p_splite VARCHAR2 DEFAULT ':',
p_crlf VARCHAR2 DEFAULT l_crlf)
IS
BEGIN
/* utl_raw.cast_to_raw to handle chinese code*/
UTL_SMTP.write_raw_data (
p_conn,
UTL_RAW.cast_to_raw (
CONVERT (p_name || p_splite || p_value || p_crlf,
'ZHS16CGB231280')));
END;
----------------------------------------write mime mail tail-----------------------------------------------------
PROCEDURE end_boundary (conn IN OUT NOCOPY UTL_SMTP.connection,
LAST IN BOOLEAN DEFAULT FALSE)
IS
BEGIN
UTL_SMTP.write_data (conn, UTL_TCP.crlf);
IF (LAST)
THEN
UTL_SMTP.write_data (conn, last_boundary);
END IF;
END;
---------------------------------------------send mail procedure--------------------------------------------
PROCEDURE p_email (p_sendoraddress2 VARCHAR2, --sender address
p_receiveraddress2 VARCHAR2) --reciever address
IS
l_conn UTL_SMTP.connection; --create a connection
BEGIN
/*Initial mail server*/
l_conn := UTL_SMTP.open_connection (p_server, p_port);
UTL_SMTP.helo (l_conn, p_server);
/* smtp authentication*/
IF p_need_smtp = 1
THEN
UTL_SMTP.command (l_conn, 'AUTH LOGIN', '');
UTL_SMTP.command (
l_conn,
UTL_RAW.cast_to_varchar2 (
UTL_ENCODE.base64_encode (UTL_RAW.cast_to_raw (p_user))));
UTL_SMTP.command (
l_conn,
UTL_RAW.cast_to_varchar2 (
UTL_ENCODE.base64_encode (UTL_RAW.cast_to_raw (p_pass))));
END IF;
/*configure sender and reciever mail address*/
UTL_SMTP.mail (l_conn, p_sendoraddress2);
UTL_SMTP.rcpt (l_conn, p_receiveraddress2);
/*configure mail header*/
UTL_SMTP.open_data (l_conn);
/*configure date*/
--write_data(l_conn, 'Date', to_char(sysdate-1/3, 'dd Mon yy hh24:mi:ss'));
/*configure sender*/
write_data (l_conn, 'From', p_sendor);
/*configure reciever*/
write_data (l_conn, 'To', p_receiver);
/*add mail subject*/
SELECT REPLACE (
'=?GB2312?B?'
|| UTL_RAW.cast_to_varchar2 (
UTL_ENCODE.base64_encode (RAWTOHEX (p_sub)))
|| '?=',
UTL_TCP.crlf,
'')
INTO p_subject
FROM DUAL;
write_data (l_conn, 'Subject', p_subject);
write_data (l_conn, 'Content-Type', multipart_mime_type);
UTL_SMTP.write_data (l_conn, UTL_TCP.crlf);
UTL_SMTP.write_data (l_conn, first_boundary);
write_data (l_conn, 'Content-Type', 'text/html');
UTL_SMTP.write_data (l_conn, UTL_TCP.crlf);
write_data (
l_conn,
'',
REPLACE (REPLACE (p_txt, l_splite, CHR (10)), CHR (10), l_crlf),
'',
'');
end_boundary (l_conn);
/*close write data*/
UTL_SMTP.close_data (l_conn);
/*close connection*/
UTL_SMTP.quit (l_conn);
END;
---------------------------------------------main procedure -----------------------------------------------------
BEGIN
err_num := 0;
l_sendoraddress := '<' || p_sendor || '>';
p_splite_str (p_receiver); --handle mail address
FOR k IN 1 .. my_address_list.COUNT
LOOP
p_email (l_sendoraddress, my_address_list (k));
END LOOP;
END;
END;
/
更多参考
使用 DBMS_PROFILER 定位 PL/SQL 瓶颈代码
使用PL/SQL Developer剖析PL/SQL代码
对比 PL/SQL profiler 剖析结果
PL/SQL Profiler 剖析报告生成html
DML Error Logging 特性
PL/SQL --> 游标
PL/SQL --> 隐式游标(SQL%FOUND)
批量SQL之 FORALL 语句
批量SQL之 BULK COLLECT 子句
PL/SQL 集合的初始化与赋值
PL/SQL 联合数组与嵌套表
PL/SQL 变长数组
PL/SQL --> PL/SQL记录
SQL tuning 步骤
高效SQL语句必杀技
父游标、子游标及共享游标
绑定变量及其优缺点
dbms_xplan之display_cursor函数的使用
dbms_xplan之display函数的使用
执行计划中各字段各模块描述
使用 EXPLAIN PLAN 获取SQL语句执行计划
sendEmail
1、调用SENDMAIL_PKG来发送邮件
[sql] view
plaincopyprint?
gx_admin@SYBO2SZ> set serveroutput on;
gx_admin@SYBO2SZ> DECLARE
2 P_RECEIVER VARCHAR2(32767);
3 P_SUB VARCHAR2(32767);
4 P_TXT VARCHAR2(32767);
5 ERR_NUM NUMBER;
6 ERR_MSG VARCHAR2(32767);
7
8 BEGIN
9 P_RECEIVER := 'robinson.chen@12306.com';
10 P_SUB := 'Test mail';
11 P_TXT := 'This is a test mail.';
12 ERR_NUM := NULL;
13 ERR_MSG := NULL;
14
15 SENDMAIL_PKG.SENDMAIL ( P_RECEIVER, P_SUB, P_TXT, ERR_NUM, ERR_MSG );
16
17 DBMS_OUTPUT.Put_Line('ERR_NUM = ' || TO_CHAR(ERR_NUM));
18 DBMS_OUTPUT.Put_Line('ERR_MSG = ' || ERR_MSG);
19
20 DBMS_OUTPUT.Put_Line('');
21
22 COMMIT;
23 END;
24 /
ERR_NUM = 0
ERR_MSG =
PL/SQL procedure successfully completed.
2、邮件发送结果
3、原代码
[sql] view
plaincopyprint?
--specification section
CREATE OR REPLACE PACKAGE "SENDMAIL_PKG"
IS
PROCEDURE sendmail (p_receiver VARCHAR2,
p_sub VARCHAR2,
p_txt VARCHAR2,
err_num OUT NUMBER,
err_msg OUT VARCHAR2);
END;
/
--body section
CREATE OR REPLACE PACKAGE BODY "SENDMAIL_PKG"
IS
PROCEDURE sendmail (p_receiver VARCHAR2,
p_sub VARCHAR2,
p_txt VARCHAR2,
err_num OUT NUMBER,
err_msg OUT VARCHAR2)
IS
/* p_receiver => receiver
p_sub => mail subject
p_txt => mail content
*/
p_user VARCHAR2 (30) := NULL;
p_pass VARCHAR2 (30) := NULL;
p_sendor VARCHAR2 (40) := 'DBA@gotrade.com';
p_server VARCHAR2 (20)
-- := system_pkg.get_sys_para_value ('TC_SMTP_IP'); --'192.168.7.65';
:='192.168.7.65';
p_port NUMBER := 25;
p_need_smtp NUMBER := 0;
p_subject VARCHAR2 (4000);
l_crlf VARCHAR2 (2) := UTL_TCP.crlf;
l_sendoraddress VARCHAR2 (4000);
l_splite VARCHAR2 (10) := '++';
boundary CONSTANT VARCHAR2 (256) := '-----BYSUK';
first_boundary CONSTANT VARCHAR2 (256) := '--' || boundary || l_crlf;
last_boundary CONSTANT VARCHAR2 (256)
:= '--' || boundary || '--' || l_crlf ;
multipart_mime_type CONSTANT VARCHAR2 (256)
:= 'multipart/mixed; boundary="' || boundary || '"' ;
TYPE address_list IS TABLE OF VARCHAR2 (100)
INDEX BY BINARY_INTEGER;
my_address_list address_list;
---------------------------------------split mail address----------------------------------------------
PROCEDURE p_splite_str (p_str VARCHAR2, p_splite_flag INT DEFAULT 1)
IS
l_addr VARCHAR2 (254) := '';
l_len INT;
l_str VARCHAR2 (4000);
j INT := 0;
BEGIN
/*Handle recieve mail address, such like blank, semicolon*/
l_str :=
TRIM (RTRIM (REPLACE (REPLACE (p_str, ';', ','), ' ', ''), ','));
l_len := LENGTH (l_str);
FOR i IN 1 .. l_len
LOOP
IF SUBSTR (l_str, i, 1) <> ','
THEN
l_addr := l_addr || SUBSTR (l_str, i, 1);
ELSE
j := j + 1;
IF p_splite_flag = 1
THEN
--Add symbol '<>' for each mail address. else could not send to many reciever
l_addr := '<' || l_addr || '>';
my_address_list (j) := l_addr;
END IF;
l_addr := '';
END IF;
IF i = l_len
THEN
j := j + 1;
IF p_splite_flag = 1
THEN
l_addr := '<' || l_addr || '>';
my_address_list (j) := l_addr;
END IF;
END IF;
END LOOP;
END;
-----------------------------------write mail header and mail content----------------------------------
PROCEDURE write_data (p_conn IN OUT NOCOPY UTL_SMTP.connection,
p_name IN VARCHAR2,
p_value IN VARCHAR2,
p_splite VARCHAR2 DEFAULT ':',
p_crlf VARCHAR2 DEFAULT l_crlf)
IS
BEGIN
/* utl_raw.cast_to_raw to handle chinese code*/
UTL_SMTP.write_raw_data (
p_conn,
UTL_RAW.cast_to_raw (
CONVERT (p_name || p_splite || p_value || p_crlf,
'ZHS16CGB231280')));
END;
----------------------------------------write mime mail tail-----------------------------------------------------
PROCEDURE end_boundary (conn IN OUT NOCOPY UTL_SMTP.connection,
LAST IN BOOLEAN DEFAULT FALSE)
IS
BEGIN
UTL_SMTP.write_data (conn, UTL_TCP.crlf);
IF (LAST)
THEN
UTL_SMTP.write_data (conn, last_boundary);
END IF;
END;
---------------------------------------------send mail procedure--------------------------------------------
PROCEDURE p_email (p_sendoraddress2 VARCHAR2, --sender address
p_receiveraddress2 VARCHAR2) --reciever address
IS
l_conn UTL_SMTP.connection; --create a connection
BEGIN
/*Initial mail server*/
l_conn := UTL_SMTP.open_connection (p_server, p_port);
UTL_SMTP.helo (l_conn, p_server);
/* smtp authentication*/
IF p_need_smtp = 1
THEN
UTL_SMTP.command (l_conn, 'AUTH LOGIN', '');
UTL_SMTP.command (
l_conn,
UTL_RAW.cast_to_varchar2 (
UTL_ENCODE.base64_encode (UTL_RAW.cast_to_raw (p_user))));
UTL_SMTP.command (
l_conn,
UTL_RAW.cast_to_varchar2 (
UTL_ENCODE.base64_encode (UTL_RAW.cast_to_raw (p_pass))));
END IF;
/*configure sender and reciever mail address*/
UTL_SMTP.mail (l_conn, p_sendoraddress2);
UTL_SMTP.rcpt (l_conn, p_receiveraddress2);
/*configure mail header*/
UTL_SMTP.open_data (l_conn);
/*configure date*/
--write_data(l_conn, 'Date', to_char(sysdate-1/3, 'dd Mon yy hh24:mi:ss'));
/*configure sender*/
write_data (l_conn, 'From', p_sendor);
/*configure reciever*/
write_data (l_conn, 'To', p_receiver);
/*add mail subject*/
SELECT REPLACE (
'=?GB2312?B?'
|| UTL_RAW.cast_to_varchar2 (
UTL_ENCODE.base64_encode (RAWTOHEX (p_sub)))
|| '?=',
UTL_TCP.crlf,
'')
INTO p_subject
FROM DUAL;
write_data (l_conn, 'Subject', p_subject);
write_data (l_conn, 'Content-Type', multipart_mime_type);
UTL_SMTP.write_data (l_conn, UTL_TCP.crlf);
UTL_SMTP.write_data (l_conn, first_boundary);
write_data (l_conn, 'Content-Type', 'text/html');
UTL_SMTP.write_data (l_conn, UTL_TCP.crlf);
write_data (
l_conn,
'',
REPLACE (REPLACE (p_txt, l_splite, CHR (10)), CHR (10), l_crlf),
'',
'');
end_boundary (l_conn);
/*close write data*/
UTL_SMTP.close_data (l_conn);
/*close connection*/
UTL_SMTP.quit (l_conn);
END;
---------------------------------------------main procedure -----------------------------------------------------
BEGIN
err_num := 0;
l_sendoraddress := '<' || p_sendor || '>';
p_splite_str (p_receiver); --handle mail address
FOR k IN 1 .. my_address_list.COUNT
LOOP
p_email (l_sendoraddress, my_address_list (k));
END LOOP;
END;
END;
/
更多参考
使用 DBMS_PROFILER 定位 PL/SQL 瓶颈代码
使用PL/SQL Developer剖析PL/SQL代码
对比 PL/SQL profiler 剖析结果
PL/SQL Profiler 剖析报告生成html
DML Error Logging 特性
PL/SQL --> 游标
PL/SQL --> 隐式游标(SQL%FOUND)
批量SQL之 FORALL 语句
批量SQL之 BULK COLLECT 子句
PL/SQL 集合的初始化与赋值
PL/SQL 联合数组与嵌套表
PL/SQL 变长数组
PL/SQL --> PL/SQL记录
SQL tuning 步骤
高效SQL语句必杀技
父游标、子游标及共享游标
绑定变量及其优缺点
dbms_xplan之display_cursor函数的使用
dbms_xplan之display函数的使用
执行计划中各字段各模块描述
使用 EXPLAIN PLAN 获取SQL语句执行计划
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